Duratrax 1/10 Element 3900kV Brushless System

Tower Stock# LXAZUP  •  Manufacturer Stock# 020-0090-00
Duratrax 1/10 Element 3900kV Brushless System (large view)
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Notes from our tech department:
This is the DuraTrax 3900kV Brushless Power System.


Upgrade from stock brushless or brushed systems on 1/10 scale 2WD
off-road vehicles
Some of the vehicles this system is compatible with include, but are
not limited to the DuraTrax EXT2 and Evader DT, Associated SC10
and B4.1 Buggy, HPI Blitz SC, and many more.
Sensorless ESC's programmable features include: Brake/Reverse Type,
Brake Amount, Reverse Amount, Punch/Traction Control, Drag Brake,
Dead Band, Voltage Cut Off and Motor Timing (ESC can be programmed
manually, with the Castle Field Programming Card, or through the
Castle Link software interface)
Four-pole 3900kV motor delivers more torque with greater efficiency
120-day limited warranty through Hobby Services beginning at date of
ESC does not have on/off switch


3900kV Brushless Motor, Element ESC, Connectors and Instructions


Pinion gear of modeler's choice
Throttle set-up


Dimensions: 1.42 x 1.85 in (36 x 47 mm)
Weight (with wires): 6.54 oz (185.4 g)
Voltage Input: 2S max
Poles: 4
Wires: 13AWG silicon, 6.89" (175mm)
Shaft Diameter: 0.125" (3.175mm)
Connectors: 4 mm male bullet connectors
Dimensions: 1.81 x 1.38 x 0.79 in (46 x 35 x 20 mm)
Weight: 2 oz (56.5 g)
Voltage Input: 2S-3S LiPo (7.4V-11.1V); 6-10 NiCd/NiMH (7.2V-12V)
BEC: 3A @ 2S input
Current Rating: Up to 100A


Per Castle Creations- The throttle always needs to be in the 50/50
mode, NOT 70/30. Some 27Mhz radios may have trouble getting into
the manual programming mode.

ESC has motor turn limit, if KV of motor is between 2800-4200kV,
no higher than 2S(7.4V) LiPo may be used.

CRC 07/02/16
KCR 02/26/14
jxs 06/06/11

See Tower Catalog page 129.
Parts Compatibility
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