Firma 2 in 1 Brushless Crawler Motor/ESC: 1400Kv

The Spektrum Firma Sensored 2-in-1 System is specifically engineered to be used with 10th scale Crawlers and Scalers. Featuring advanced Field-orientated Control (FOC) and professional drag brake performance and torque control, all while being fully waterproof.

Key Benefits
2-in-1 ESC Motor Combo: Compact option for detailed scale builds where space is limited

Advanced Sensored Motor Control: Great for slow speed driving and next level drag brake performance

IP-67 Waterproof Design: The IP-67 waterproof system provides industry leading waterproof and dustproof operation for worry-free driving in mud, sand, snow and water

Multi-point Protection:
Over-current protection
Automatic LiPo low-voltage cutoff
Thermal protection
Failsafe protection
Features
Pro-level Drag Brake performance and adjustability
RPM/Throttle Matching enabled
FOC (Field-Oriented Control) equipped
Integrated 40-amp ESC (160amp burst)
2-3S LiPo/6-9 Cell NiMH input voltage range
IP-67 rated waterproof system
Fully programmable with optional Spektrum ESC Programmer Box (not included)
Developed and designed by Spektrum™ engineers, in partnership with the industry's leading ESC and Brushless Motor manufacturer
Compact for easy installation in most applications
Ready to install — no soldering required
Adjustable high-power BEC (6V or 7.4V)
Firmware updatable through the Spektrum ESC Programming Box
High heat resistant IC3 connectors, backwards compatible with EC3 connectors
Limited 1-year warranty

Specifications
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Application
1/10 Rock Crawler
Auto Cutoff
Yes
BEC Voltage
6V/7.4V adjustable, continuous current 4A (Switch mode)
Connector Type
IC3
Forward
Yes
Input Voltage
2-3S Lipo, 6-9 Cells NiMH
Maximum Burst Current
160A
Maximum Continuous Current
40A
Motor Size
550-Size
Motor Type
Brushless - Sensored
Number of Poles
4
Outer Diameter
1.45" (37 mm)
Overload Protection
Yes
Product Length
2.28" (58 mm)
Product Weight
201g (including wire plug)
Programmable
Yes
Reverse
Yes
RPM/Volt (Kv)
1400Kv
Shaft Diameter
0.125" (3 mm)
Shaft Length
0.62" (16 mm)
Water-Resistant
Yes