RCX 40A Brushless Speed Controller (ESC / Best for 400-450 Helicopter) - RC Groups
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This thread is privately moderated by myrcmart, who may elect to delete unwanted replies.
Jun 27, 2011, 10:53 AM
Registered User
New Product

RCX 40A Brushless Speed Controller (ESC / Best for 400-450 Helicopter)



* Compatible with Lithium and Nickel battery types.(Lithium-lon/Lithium-polymer or Nickel Metal Hydride / Cadmium)
* Extreme low output resistance, super current endurance.
* Multiple protection features:low-voltage cut_off protection / throttle signal loss protection.
* 3 Start modes:Normal/Soft/Super-soft, compatible with fixed-wing aircraft and helicopter.
* Throttle range can be configured to be compatible with all transmittles currently available on market.
* Smooth,linear and precise throttle response.
* Separate Voltage regulator IC for microprocessor, providing good anti-jamming capability.
* Supported motor speed (Maximum):210000RPM(2 poles), 70000 RPM (6 poles),35000RPM(12 poles).
* Our pocket-sized Program card can be purchased separately for extremely easily programming the ESC at the field.
* With a program card, you can activate the music playing function of the ESC, and totally there are 15 songs can be selected


* Continous Current: 40A
* Brust Current: 55A
* BEC Mode: Switching
* BEC Output: 5V / 3A (Max 4 Standard Micro Servos)
* BEC Output Capacity: 2S-4S Li-PO: 5 micro servos (Max) / 5S Li-PO : 4 micro servos (Max)
* Battery Cell Li-PO: 2-3 cell / NiMH or NiCd : 5-15
* Weight: ~35g
* Dimension: ~55 x 28 x 12 mm

Designed for

* All 300-450 Class Helicopters such as:
* RCX 450 Helicopter
* Align Trex 450 Helicopter
* ESKY Belt-CP / Belt-CP V2 Helicopter
* ESKY Honey Bee King 2 / Honey Bee King 3 Helicopter
* KDS 450C/S/SV/Q
Last edited by myrcmart; Apr 24, 2012 at 11:30 AM.
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Jul 02, 2011, 05:03 AM
Former Futaba employee
How much for 1 shipped to 38501 in usa?
Jul 05, 2011, 01:13 PM
Registered User
Originally Posted by keyman923
How much for 1 shipped to 38501 in usa?
It is USD4.02 shipping cost to US by Registered Mail. More items will be cheaper for shipping because there is a fixed registered cost for each air mail package.
Jul 19, 2011, 05:44 PM
Former Futaba employee

I ordered 2, just waiting for them to come in, But now I see new G version, what is new on G version?

Thank you
Aug 24, 2011, 08:45 PM
Former Futaba employee
Well since I cannot get an answer I have decided just to buy somewhere else.

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