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The first time you hear a real RC gas turbine spool up — that rising whine cresting into a hard, sustained roar — something changes. It stops being a hobby and starts feeling like aviation. If you're an experienced EDF pilot or a scale warbird flyer who has been watching turbine jets at your club and wondering whether you're ready, this guide is for you.
It is not for complete beginners. Real RC turbines cost $2,000–$5,000 for the engine alone, require a formal AMA waiver to fly solo, demand a mentor, and will punish every shortcut in your fuel system or pre-flight routine. If you landed here because you saw "rc jet engine for sale" and expected a $200 Amazon package — the RC EDF jet guide is where you should start instead.
What this guide delivers that most competitors don't: accurate, sourced specifications in both Newton and pound-force, gram weights, EGT limits, and fuel-burn figures at idle and full throttle; honest current pricing from verified US and EU dealers; a straight account of the AMA Gas Turbine Program requirements; and a frank serviceability comparison of the three dominant brands. Every spec comes from manufacturer datasheets or verified dealer listings, not AI-generated prose.
The path from where you are now to a turbine aircraft on the flightline is real and achievable — but it has steps, and skipping them tends to be expensive.
How an RC Gas Turbine Actually Works
Before you spend $2,500 on hardware, it is worth understanding what you are buying. The engines in this guide are single-shaft micro-turbojets — real turbojets operating on the Brayton cycle, the same thermodynamic principle that powers full-scale commercial and military aircraft.
The Basic Architecture
Every hobby turbine has the same four-component chain on a single rotating shaft:
- Centrifugal (radial) compressor — draws air in through the intake, accelerates it outward through a precision-machined impeller, and delivers it at elevated pressure (pressure ratios typically 1.5:1 to 4:1 depending on engine size) to the combustor.
- Annular combustion chamber — kerosene is injected and atomized, then ignited. EGT during start-up can reach approximately 850 °C at this stage — the hottest and most dangerous phase of operation because cooling airflow is minimal. Steady-state EGT limits typically run 650–750 °C depending on engine.
- Single axial turbine stage — hot expanding gas drives the turbine wheel, which in turn drives the compressor on the same shaft. Turbine wheels are commonly machined from Inconel 713; bearings are ceramic or silicon nitride to survive the heat and RPM.
- Convergent nozzle — the remaining exhaust energy accelerates to produce thrust. There is no additional energy extraction after the turbine; this is a pure turbojet (not a turbofan, not a turboprop).
The entire assembly operates at idle speeds from roughly 33,000 to 85,000 RPM depending on engine size, and at maximum thrust up to 96,000 RPM (large engines like the AMT Titan) or 245,000 RPM (small engines like the JetCat P20-SX). That last figure is not a typo.
The ECU / FADEC
You do not manually manage an RC turbine. A dedicated ECU (Electronic Control Unit, also called FADEC — Full Authority Digital Engine Control) handles the entire start sequence: igniter pre-heat, starter motor spool-up, fuel introduction and ignition, ramp to idle. Once running, the ECU monitors EGT and RPM continuously, enforces hard limits, manages auto-cooldown after shutdown, and hands throttle authority to your receiver.
Two architectural approaches dominate the market:
- OEM-integrated ECUs (JetCat V6.0/V10.0, Kingtech G4/G5 series, Behotec ProJet) store tuning on an ID chip on the engine itself. Swap the ECU box and all settings transfer automatically — useful for service.
- Universal standalone ECUs (Xicoy, used both on their own engines and as a third-party option for scratch/kit builds) are the go-to when you're integrating a turbine into a non-standard airframe.
A GSU (Ground Support Unit) is the handheld programmer used for ECU configuration and run data review. It connects and disconnects without affecting a running engine.
Fuel, Starting, and Flame-Outs
Approved fuels are Jet-A1, 1-K kerosene, or diesel, mixed with approximately 5% turbine oil (Aeroshell 500 or a maker-approved synthetic). Two-stroke oil is explicitly prohibited by Kingtech and most other manufacturers.
Starting fuel is either propane gas (on gas-start engines) or direct kerosene ("kerostart") on modern integrated designs. After start, the engine transitions to main fuel.
A flame-out is a combustion stoppage mid-flight — the combustor goes cold and the engine stops producing thrust. The cause is almost always fuel system-related: an air bubble reaching the turbine, a clogged inline filter, or a poorly positioned clunk in the main tank. This is why a header/UAT (ultimate air trap) tank is not optional — it is a mandatory part of any turbine fuel system. Air in the line equals a dead engine over the runway.
A hot start occurs when excess fuel pools in the combustor before ignition and then ignites all at once. The result is a temperature spike that can fatigue or melt turbine components. Modern ECUs have largely eliminated hot starts through careful fuel ramping, but it remains the failure mode to understand.
EDF First: Why Turbines Are Not a Beginner Upgrade
This bears stating directly: the community consensus across every serious RC turbine forum is unanimous. You do not graduate from foam trainers to a turbine. The correct path is:
Foam trainer → capable sport plane → fast EDF (Viper 90mm, Hangar 9 warbirds class) → turbine
The RC EDF jet guide covers the EDF step in detail. The best RC jets guide has specific model recommendations. Before you consider turbines, you should be comfortable with an aircraft capable of sustained speeds above 100 mph — which is also exactly what the AMA requires (more on that below).
The practical reasons are compounding:
- Turbine lag — throttle response is significantly slower than an EDF. An EDF pilot who has learned energy management on a fast model will adapt. A pilot who hasn't will run out of runway on a fast approach.
- Stall speed — scale jets with turbines carry higher wing loading and faster stall speeds than trainers. A tip-stall at low altitude ends the flight and may end the airframe.
- Four-figure repairs — a crashed turbine aircraft is not a $200 foam replacement. An airframe suitable for a turbine costs $500–$2,500+; the engine is $2,000–$5,000+; electronics, fuel system, and retracts add several hundred more. The total system is a $4,000–$10,000+ investment that punishes inexperience.
Buy a simulator (best RC flight simulators lists the current options), log hundreds of hours on fast jets, master an 80mm or 90mm EDF, and then have the turbine conversation with your club.
The AMA Gas Turbine Program: What the Waiver Actually Requires
Real turbine flying in the US at AMA-sanctioned fields requires a valid AMA turbine waiver for solo operation. This is not bureaucratic friction — it is the framework that has made turbine RC flying a functional, self-policing community for three decades.
The governing documents are AMA documents 510-A (Gas Turbine Program/safety regulations), 510-D (Fixed-Wing Turbine Waiver Qualification Guide and Application), 510-S (overview), 510-B (kit-built turbines), and 510-C (non-production turbines).
What You Can Do Without a Waiver
Any AMA member can fly a turbine aircraft on a buddy-box slave with an experienced turbine pilot holding the master transmitter. This is how mentored learning works. No waiver is required to handle, fuel, or fly as the slave pilot under supervision.
Qualifying for a Solo Waiver
Per AMA Document 510-A, Section 26: applicants should have accomplished at least 50 flights on a high-performance model — specifically one capable of sustained speeds of 100 mph or higher. This is not a soft recommendation. It defines the experience baseline.
Per AMA Document 510-A, Section 23: an "experienced turbine pilot" — the category required for witnessing and mentoring — is a pilot who has completed 20 or more turbine flights in the preceding 24 months with a current AMA turbine waiver.
The qualification flight is witnessed by two experienced turbine pilots, one of whom must be a Contest Director. Your first five solo flights after receiving the waiver must be supervised by an experienced turbine pilot.
Once issued, the waiver does not require renewal (changed in 2007).
Operating Limits
Per AMA Document 510-A, Section 3a, fixed-wing turbine aircraft at AMA-sanctioned fields are subject to:
- Maximum velocity: 200 mph
- Total combined installed static thrust for all engines: ≤50 lb
- The model must come to a controlled stop on command at idle — functioning brakes are effectively required at this thrust level
Noise limits vary by club but commonly run around 100 dB(A) at 25 feet.
FAA vs. AMA
The AMA turbine waiver is an insurance and club-governance requirement, not a federal license. Turbine-powered RC models fall under the same recreational UAS framework as any other model aircraft: FAA registration if ≥250g, the TRUST test, remote ID compliance, and standard airspace rules. The AMA waiver is what your club's insurance requires; it is also what earns you the respect of the people who will teach you and stand next to you on the flightline.
Turbine Specifications: The Complete Comparison Table
Every spec below comes from manufacturer datasheets or verified dealer listings as of June 2026. Where figures conflict between sources, both are noted. Prices marked in EUR were not confirmed in USD at time of research (US dealer sites render prices via JavaScript or login gates); EUR list prices are used as the available reference.
| Engine | Thrust | Weight | Diameter | Length | Max RPM | EGT Max | Fuel @ Full | Current Price |
|---|---|---|---|---|---|---|---|---|
| JetCat P20-SX | 24 N / 5.25 lbf | 350 g | 60 mm | 171–180 mm | 245,000 | ~690 °C | 90 ml/min | $2,545 (Chief Aircraft) |
| Xicoy X45 (disc.) | 45 N / 10.1 lbf | 395 g engine / 470 g installed | 59.8 mm | 165 mm | 225,000 | n/s | 145 g/min | $2,375 (AeroPanda) |
| JetCat P80-SE | 97 N / 21.8 lbf | 1,360 g | 112 mm | 315 mm | 125,000 | ~700–750 °C | ~275 ml/min | €1,899 list |
| Kingtech K-80G2 (legacy) | ~85 N / 19 lbf | 1,304 g | 95.25 mm | 254 mm | 145,000 | 650 °C | 239 g/min | $2,450 (Hobby Pros Depot) |
| Kingtech K160 G4+ | 157 N / 35 lbf | 1,540 g | 103 mm | 251–260 mm | 130,000 | 700 °C | 490 g/min | $2,710 (Boomerang RC Jets) |
| Kingtech K160 G5 | 157 N / 35 lbf | 1,540 g | 103 mm | 251–260 mm | 125,000 | 740 °C | 490 g/min | $3,290 (Kingtech direct) |
| JetCat P180-NX | 175 N / 39.3 lbf | 1,595 g | 112 mm | 330 mm | 125,000 | 730 °C | 610 ml/min | €3,599 list |
| Behotec JB-180 Gold | 180 N / 40.5 lbf | 1,580 g | 113 mm | 320 mm | 120,000–125,000 | ~680 °C | ~550 ml/min | €3,273–3,427 |
| Behotec JB-220 | 220 N / 49.5 lbf | n/s | n/s | n/s | 123,000 | ~750 °C | ~720 ml/min | Price on request |
| AMT Netherlands Titan | 392 N / 88.2 lbf | 3,645 g engine / 5,211 g system | 147 mm | 385 mm | 96,000 | n/s | n/s | $12,173 (Austars Aviation) |
Idle fuel consumption: JetCat P20-SX 12 ml/min; Xicoy X45 20 g/min; full specs from manufacturer datasheets. "n/s" = not specified in verified sources.
Entry-Level Turbines (20–50 N)
These are the smallest production turbines currently on the market. At 24–45 N they are suited to foam jets and small ARF airframes that would otherwise run a 64–70mm EDF. The investment threshold — roughly $2,375–$2,545 for the engine — is identical to the mid-range tier, which raises the obvious question of whether the entry tier makes financial sense for most buyers. The answer depends almost entirely on what airframe you are building around.
JetCat P20-SX — 24 N
The "Minicat" is roughly the size of a soda can, at 60mm diameter and 171–180mm length, running at up to 245,000 RPM — the highest rotational speed in this guide. It produces 24 N (5.25 lbf) from a 350g engine package.
Those numbers define both the appeal and the limitations. At this RPM, the P20-SX is more sensitive to FOD (foreign object debris) and fuel cleanliness than any other engine on this list. The intake must be screened and the fuel system must be immaculate. In return, it brings genuine turbine sound and aerodynamics to airframes that previously had no turbine option.
- Fuel consumption: 12 ml/min idle / 90 ml/min full throttle
- EGT: ~690 °C max
- Start: integrated kerostart, ECU included, 2S LiPo
- Price: $2,545 (Chief Aircraft, listed as currently unavailable — limited/special order)
- Amazon search (no direct listing): Search JetCat P20-SX
Xicoy X45 — 45 N (Discontinued → X52)
The X45 is notable for the simplest installation in its class: a single 3-wire bus, one 4mm fuel line, and a fully integrated ECU — no external ECU box, no separate brushless pump to wire separately. At 395g engine weight and 225,000 RPM max, it occupies a similar size envelope to the P20-SX but delivers nearly double the thrust.
The catch: Xicoy has officially discontinued the X45 in favor of the X52. Some dealers still have X45 stock — AeroPanda had units at $2,375 as of June 2026 with a "final sale, no returns" policy. If you are buying for a long-term platform, factor the support situation into your decision. The X52 is the current path.
- Thrust: 45 N (10.1 lbf), adjustable down to 25 N; idle residual 1.8 N
- Fuel consumption: 20 g/min idle / 145 g/min full
- Telemetry: Jeti, Futaba, HoTT, MPX, Spektrum, JR, FrSky (optional module)
- Price: $2,375 (AeroPanda; +$60 shipping; sales final)
- Amazon search: Search Xicoy X45
Mid-Range Turbines (80–100 N): The Most Common First Turbine Tier
This is where most first turbine buyers land when they have the prerequisite experience. At 85–97 N (roughly 19–22 lbf), these engines power airframes in the 1.4–1.8m wingspan range — the sweet spot for sport scale jets like the Boomerang Turbinator 2, Hangar 9 warbird conversions, and many ARF composite kits. The dominant choice has historically been the JetCat P80-SE; the Kingtech K-80G2 and its successors compete directly on price and serviceability.
JetCat P80-SE — 97 N
The P80-SE is the benchmark "first real turbine" for the 20-lb thrust class, a status reinforced by the fact that it has also appeared in university turbojet test benches — a useful proxy for consistency and serviceability.
The SE revision meaningfully improved the original P80 by cutting spool-up time roughly in half, from approximately 6–7 seconds to approximately 3 seconds, and tightening throttle response. That matters on approach: slower-spooling turbines require you to plan your energy management from much further out on final.
- Thrust: 97 N (21.8 lbf) at 125,000 RPM
- Weight: 1,360g including starter
- EGT: ~700 °C max (some factory documentation lists 750 °C; both figures noted)
- Fuel consumption: approximately 275 ml/min at full throttle (one source cites ~205 ml/min; the 275 figure is the more commonly cited)
- ECU: V6.0, ID chip stores settings on engine; gas start standard, optional kerostart; 2S LiPo
- Price: €1,899 list (ZNLINE, verified June 2026); US dollar pricing from Chief Aircraft / JetCat Turbines Americas is JavaScript-gated and was not confirmed
- Amazon search: Search JetCat P80-SE
Kingtech K-80G2 / K-85G4 — ~85 N
The Kingtech story in this tier is layered. The K-80G2 is a legacy engine — still available at some dealers at $2,450 — with a track record stretching back to at least 2012 (one long-term owner reporting zero issues after 7 flights on a Super-Reaper). The K-85G4 was the next-generation successor — lighter at 880g, more compact at 82mm diameter, with a single-fuel "G" start, brushless starter, and built-in FOD screen — but has since been discontinued by Kingtech and Tower Hobbies. The current Kingtech generation is the G5 series.
One documented community dispute worth knowing: a K-80G owner found his ECU had capped maximum RPM at 141,000 rather than the advertised 145,000, limiting delivered thrust to approximately 17 lb rather than 19 lb. Kingtech stated the cap is a safety setting. Other owners report their units meeting or exceeding rated thrust. This is an anecdotal data point, not a condemnation — but it is the kind of real-world serviceability context that is absent from most spec guides.
Kingtech's consistent community advantage is price and US service responsiveness. Several forum regulars describe their Kingtech dealer (Barry/US dealers) as significantly faster to respond than JetCat's US service infrastructure.
- K-80G2: 8,618g (19 lbf) / 1,304g / 650 °C / 239 g/min; $2,450 (Hobby Pros Depot)
- K-85G4: 8.5 kg (18.74 lbf) / 880g / 700 °C / 300 g/min; discontinued
- Amazon search: Search Kingtech K80 turbine
High-Thrust Turbines (157–392 N)
These engines power the largest scale jets — composite ARFs in the 2–3m wingspan range and fully scratch-built giants approaching the AMA's 25 kg / 50 lb static thrust limits. Entry into this tier assumes you have significant turbine hours, a suitable airframe, and a clear-eyed understanding that a single airframe+engine system can represent a $10,000–$20,000+ investment.
Kingtech K160 G4+/G5 — 157 N / 35 lbf
A compact, well-regarded engine for the 35 lb class. RC Jet International reviewers noted its size-to-thrust ratio favorably. Buyers running the K160 in larger airframes commonly ask about two practical specifics: fuel tubing diameter (move to 3/16" / high-flow tubing at this thrust level) and UAT selection (the header/air trap is, again, not optional).
- Thrust: 16 kg / 35 lbf
- Weight: 1,540g (G4+/G5)
- Diameter × Length: 103 × 251–260 mm
- Max RPM: 130,000 (G4+) / 125,000 (G5)
- EGT: 700 °C (G4+) / 740 °C (G5)
- Fuel consumption: 490 g/min
- Fuel: diesel / Jet-A1 / kerosene + 5% oil; 25-hour maintenance interval; digital SBus brushless pump; brushless starter; built-in FOD screen
- Battery: 11.1V LiPo ≥2,200 mAh 35C; start time 10–15 s
- Price: K160G4+ $2,710 (Boomerang RC Jets); K160G4 $2,650 (HeliDirect); K160G5 $3,290 retail / lower MAP at checkout (Kingtech) — all verified June 2026
- Amazon search: Search Kingtech K160 turbine
JetCat P180-NX — 175 N / 39.3 lbf
The NX generation represents JetCat's most significant architecture update in this thrust class: an integrated brushless fuel pump and brushless starter/generator that charges the turbine battery in flight. The old shaft-seal approach is gone; the contamination-resistant clutch eliminates a historical service touchpoint. ECU V10.0 weighs approximately 26g.
The P180-RXi name is effectively retired. The P180-NX is the current model.
- Thrust: 175 N (39.3 lbf) at 125,000 RPM
- Weight: 1,595g including starter (up to ~1,710g in some dealer configurations)
- Dimensions: 112mm diameter × 330mm length
- EGT: 730 °C max
- Fuel consumption: 610 ml/min full throttle
- Price: €3,599 list (ZNLINE, June 2026); US dollar pricing unconfirmed (JS-gated at US dealers)
- Amazon search: Search JetCat P180 turbine
Behotec JB-180 Gold and JB-220 — 180–220 N
Behotec is a German manufacturer with a reputation for fuel efficiency and high thrust-to-weight. RC Jet International testing placed the JB-180 Gold at the top of all engines tested in their coverage. Owners consistently report flawless operation over extended periods.
One note on naming: the research brief referenced a "JB-120" and "Behotec 120 NG." No current Behotec JB-120 or 120 NG was found in any verified source; Behotec's current lineup centers on the JB-130, JB-165, JB-180, and JB-220. The JB-180 and JB-220 are treated here as the relevant high-thrust representatives.
JB-180 Gold:
- Thrust: 180 N (40.5 lbf) at 120,000–125,000 RPM; minimum thrust 8 N at 35,000 RPM
- Weight: 1,580g; 113mm diameter × 320mm length
- EGT: ~650–680 °C at max thrust
- Fuel consumption: ~500–550 ml/min full thrust
- Spool-up: 35,000 → 120,000 RPM in approximately 3 seconds
- Start: ProJet ECU; gas or kerosene start; German-manufactured, built to order
- Price: €3,273 (kerostart) / €3,427 (gas start, both figures include EU VAT per tzimport listing)
JB-220 ("The Beast"):
-
Thrust: 220 N (49.5 lbf) at 123,000 RPM — this approaches the 50 lb AMA combined static thrust limit for fixed-wing solo operation
-
EGT: ~750 °C; fuel consumption: ~720 ml/min; kerosene start only
-
Price: on request via US dealers (ezToys)
-
Amazon search: Search Behotec turbine
AMT Netherlands Titan — 392 N / 88.2 lbf
The AMT Titan sits at a different level. At 392 N (88 lbf) and $12,173 for the E-Start kerosene-start version, it powers the largest scale RC jets and UAVs — well beyond the AMA's 50 lb combined thrust limit for standard fixed-wing operation, meaning it operates under special programs or outside the AMA recreational framework.
AMT Netherlands has manufactured turbines commercially since the mid-1990s; its Pegasus (first produced 1994) became the industry reliability benchmark. The Titan represents the upper end of the hobby turbine scale before entering the territory of manned experimental aircraft (the PBS TJ100, at 1,300 N and 19.5 kg, is a certified small turbojet used on the Sonex SubSonex and Super Salto jet sailplane — a different regulatory world governed by FAA Part 21, not the AMA program).
- Thrust: 392 N (88.2 lbf) at max RPM (96,000); idle thrust 13 N
- Engine weight: 3,645g; system airborne weight 5,211g
- Dimensions: 147mm diameter × 385mm length
- Pressure ratio: 3.8:1; mass flow: 660 g/s
- Spool-up: under 4 seconds min → max
- Price: $12,173 (Austars Aviation, verified June 2026); built to order
- Amazon search: Search AMT Netherlands turbine
JetCat vs. Kingtech vs. Xicoy: The Serviceability Debate
Anyone spending this much money on a turbine has spent time reading the forum threads. Here is what the community actually says — not a sanitized version.
JetCat is the historical gold standard. The P80-SE in university test benches is a useful data point; these engines have been consistent enough that researchers trust them as baselines. The community criticism is pricing (premium) and US service responsiveness (described by multiple forum regulars as slow and expensive compared to alternatives).
Kingtech has, in the view of many experienced turbine pilots, overtaken JetCat in US market popularity over the last decade. The primary driver is a combination of competitive pricing and faster US dealer service. The K-80 RPM-cap dispute (documented above) is the main data point used against them; the honest assessment is that this appears to be an edge-case ECU configuration issue, not a systemic reliability failure. Kingtech's response — that the cap is a safety setting — is plausible, but buyers should verify ECU settings with their dealer before the maiden flight.
Xicoy occupies a specific and defensible niche: the simplest electronics integration in the class. For scratch-built and kit airframes where you are assembling the fuel system and electronics yourself, the single-bus, fully-integrated Xicoy approach genuinely reduces installation complexity. The X45 discontinuation (→ X52) is a practical consideration for anyone buying for a long-term platform.
The community refrain — "there is no perfect turbine" — is accurate. Buy what your local club flies. Mentorship and on-field serviceability are worth more than any marginal thrust advantage on paper.
Fuel System: What You Need Beyond the Engine
The turbine is only one part of the system. A complete fuel setup for a mid-range turbine installation requires:
Tank arrangement:
- Main fuel tank (volume appropriate to desired flight time; at ~275 ml/min full throttle, a P80-SE burns approximately 16.5 liters per hour — plan accordingly)
- Header/UAT (ultimate air trap) tank — eliminates air bubbles from reaching the turbine. This is not optional. Air in the fuel line causes a flame-out.
- Felt clunk in main tank for fuel pickup; gasoline-compatible stoppers (not standard silicone)
Fuel delivery:
- Inline fuel filter between pump and turbine; check and clean every ~10 flights
- Brushless digital fuel pump sized to the engine (Kingtech KP300/600 series for Kingtech engines; JetCat and Xicoy use integrated brushless pumps)
- Fuel tubing: move to 3/16" / high-flow tubing for engines at K160 thrust levels and above
On the flightline:
- Dedicated kerosene/Jet-A fuel storage container — Jerry-can style, gasoline-compatible
- Search fuel storage Jerry can on Amazon
- RC-grade fuel pump for clean transfers
- Search RC fuel pump on Amazon
The LiPo or LiFe battery powering the ECU and starter is a critical maintenance item. For most mid-range engines it is a 2S LiPo; the Kingtech K160 specifies a 3S 11.1V LiPo at ≥2,200 mAh 35C. The RC plane LiPo battery guide covers storage, cycling, and safe charging practices in detail. Charging a battery while still connected to the ECU is documented to destroy ECU units — disconnect before charging.
Fire Safety: CO2, Not Dry Chemical
This is not a preference. It is the community and AMA standard, and there is a specific reason.
Use a CO2 extinguisher. A 5 lb CO2 unit is the standard recommendation for the flightline. CO2 cools the engine and leaves no residue.
Do not use a dry-chemical (ABC) extinguisher on a turbine aircraft. Dry chemical is corrosive to hot metal; it bonds to turbine components and effectively ruins the engine. After a dry-chemical discharge into a turbine airframe, the engine is headed for a service visit at minimum. The community regards arriving at the flightline with a dry-chemical extinguisher as a marker of not having done your homework.
When deploying, aim the agent into the fuselage intakes, not up the exhaust. The goal is to starve combustion and cool the engine, not to force extinguishing agent through the turbine path.
Search CO2 fire extinguisher 5 lb on Amazon
Minimum safe distances (per Kingtech operating manual):
- Front of aircraft: approximately 15 feet / 4.5m
- Side: approximately 25 feet / 7.5m
- Behind: significantly more — exhaust velocity and temperature require greater clearance
- Ear protection is required; noise commonly reaches or exceeds 100 dB(A) at 25 feet
What Turbine Engines Are Not Sold On: Amazon
This deserves its own section because it is a source of genuine confusion in search results.
Real turbine purchases happen through specialist dealers:
- JetCat: jetcatturbinesamericas.com, Chief Aircraft (US); ZNLINE (EU)
- Kingtech: kingtechturbines.com, Boomerang RC Jets, HeliDirect (US)
- Xicoy: AeroPanda (US); xicoyturbines.com (direct); final-modellbau.de (EU)
- Behotec: eztoys.com, tzimport.com (US); turbinenshop.com (EU)
- AMT Netherlands: Austars Aviation, Dreamworks RC (US); amtjets.com (direct)
Expect lead times of 3–10 business days for stocked items and 7–12 business days for built-to-order units. Factor that into your build schedule.
Which Turbine Should You Buy?
There is no universal answer. The honest decision matrix:
| Your situation | Recommendation |
|---|---|
| You have not yet flown a fast EDF | Go fly an EDF. Start here. |
| First turbine, building around a 1.5–1.8m ARF | JetCat P80-SE (proven benchmark) or Kingtech K-80G2/G5 (price + US service) |
| First turbine, small foam jet airframe | Xicoy X52 (X45 successor; simplest integration) or JetCat P20-SX if the airframe is very small |
| Buy what your club flies | Always correct — mentorship and local parts access outweigh marginal thrust differences |
| 35 lb class, larger composite ARF | Kingtech K160 G4+/G5 (competitive pricing) or JetCat P180-NX (if you value NX generation integrated electronics) |
| 40+ lb class, near the AMA limit | Behotec JB-180 Gold (excellent fuel efficiency, German build quality) or JetCat P180-NX |
| Maximum thrust, large-scale UAV or giant jet | AMT Titan, Behotec JB-220 — at this level, buy what your designer specifies |
One practical note on pricing: EUR list prices quoted here may differ from US street pricing by the time you read this. Always get a live quote from a US dealer before committing.
Frequently Asked Questions
Q: Do I need an AMA membership to fly a turbine RC plane?
Yes, in practical terms. The AMA Gas Turbine Program waiver is required for solo turbine flight at AMA-sanctioned fields, and the vast majority of organized RC flying in the US happens at AMA clubs. You also need to be an AMA member to hold a waiver. Joining is the first step; building the 50 qualifying high-performance flights (on aircraft capable of sustained speeds above 100 mph) is the actual work.
Q: Can I buy an RC turbine engine on Amazon?
No. JetCat, Kingtech, Xicoy, Behotec, and AMT turbines are sold exclusively through specialist dealers (see the sourcing section above). The search links in this article resolve to Amazon's search results pages, which will not return the actual engines. Fuel storage containers, CO2 extinguishers, and fuel pumps are available on Amazon.
Q: What's the difference between a turbine RC plane and an EDF jet?
An EDF (electric ducted fan) uses an electric motor spinning a multi-blade fan inside a shroud. It is electrically powered and requires no fuel management or AMA waiver. A turbine burns real jet fuel (kerosene, Jet-A1, or diesel) and operates on the same thermodynamic cycle as a full-scale jet engine. Turbines produce more thrust per gram at the sizes relevant for large scale jets, deliver more realistic sound, and run hot and fast in ways that demand a fuel system, safety equipment, a waiver, and a mentor. The RC EDF jet guide covers the EDF path.
Q: What fire extinguisher should I bring to the turbine flightline?
A CO2 extinguisher — a 5 lb unit is the community standard. Do not bring a dry-chemical (ABC) extinguisher. Dry chemical is corrosive to hot turbine metal and will damage the engine. CO2 cools and smothers without residue. Aim into the fuselage intakes, not up the exhaust.
Q: How long does a turbine RC plane stay in the air?
Flight times depend heavily on engine size, throttle management, and fuel capacity. At full throttle, a JetCat P80-SE burns approximately 275 ml/min — roughly 4.5 minutes from a 1.2L fuel load. In practice, pilots spend significant time at partial throttle, and flight times of 7–12 minutes on suitably sized fuel systems are achievable. The Behotec JB-180's fuel efficiency (lower ml/min per Newton of thrust than some competitors) is one reason it has a strong following among pilots flying longer patterns.
Q: Is the JetCat P80-SE still the best first turbine?
It remains the benchmark, and the university test-bench appearances are a useful proxy for consistency. Kingtech's G-series engines are now competitive on reliability and offer faster US service response by most community accounts. "Best" in this class depends heavily on which dealers and mentors are accessible to you locally. Buy what your club flies.
Q: What does an RC turbine ECU actually do?
The ECU (Electronic Control Unit / FADEC) runs the complete start sequence — igniter pre-heat, starter motor, fuel introduction, ignition, ramp to idle — monitors EGT and RPM throughout the flight, enforces hard temperature and RPM limits, manages auto-cooldown after shutdown, and hands throttle authority to the receiver once the engine is running. It is not optional and is not serviceable by the end user beyond firmware updates and parameter configuration via the GSU (Ground Support Unit).
Conclusion
RC gas turbines are among the most technically demanding systems in the hobby — and among the most rewarding when you have the experience, the infrastructure, and the community around you to run them properly. The engines covered here are real turbojets operating on real thermodynamic principles, with real failure modes that have real consequences if the fuel system is sloppy, the ECU is misconfigured, or the pilot has not built the prerequisite skills.
The practical summary: master fast EDFs first (the RC EDF jet guide and best RC jets guide cover the stepping-stone models); earn the AMA turbine waiver by building the 50 qualifying flights; find a mentor at your local club; and buy what your club flies. When you are ready for the first turbine, the JetCat P80-SE and Kingtech K-80G2/G5 are the two most defensible choices in the most accessible thrust class, with Xicoy the go-to for small/foam jet installations.
The RC plane flight controller guide covers stabilization and autopilot options relevant to larger scale jets. The LiPo battery guide covers ECU battery maintenance and storage. The RC warbird guide covers scale ARF airframes in the size ranges where mid-range turbines make sense.
The turbine flightline has a strong safety culture — CO2 extinguisher on the bench, checklist discipline, mentored first flights, the right PPE. Match that culture from day one and you will be welcomed into one of the most technically serious corners of RC aviation.



