Firma Brushless Motor / ESC / Receiver Combo, 4500Kv

The Spektrum™ Firma™ Smart BL ESC / Motor / RX Combo is a great choice for the 1/12th Scale Losi NASCAR AWD. Feature-packed Spektrum Firma Smart ESCs deliver power and intelligence all-in-one, with no additional modules or links required. The motor features a high-quality 4-pole sintered rotor design, CNC machined aluminum housing, insulated high-purity copper windings, a high-quality alloy steel output shaft, and precision bearings for high durability and smooth rotation. Built around frequency-agile DSMR technology, the SR215 receiver delivers superb range and response, especially in noisy RF environments where a solid 2.4GHz link is crucial. This combo is designed for the 1/12th Scale Losi NASCAR AWD and other platforms to provide the ultimate performance for maximum power and drivability.

SPEKTRUM FIRMA SMART ESC

Smart all-in-one telemetry

Fast, powerful 32-bit ARM M4 processor

Waterproof

Multiple options for easy programming:

Button programming

Smart ESC Programming Box

SmartLink USB Updating and Programmer application

Multi-point protection:

Over-current protection

Automatic LiPo low-voltage cutoff

Thermal protection

Failsafe protection

Developed and designed by Spektrum engineers, in partnership with the industry's leading ESC manufacturer

Ideal for the 1/12th Scale Losi NASCAR AWD and other platforms

High current adjustable BEC (6v @ 2 Amps)

Compact for easy installation in most applications

Ready to install - no soldering required

Rugged composite case

Aluminum heat sink for high efficiency

Firmware updatable through the Smart ESC Programming Box

High heat-resistant IC2 connector

SPEKTRUM FIRMA 4500KV BRUSHLESS MOTOR

High-efficiency design capable to use 2-3S power

High-quality 4-pole sintered rotor

4mm gold plated bullet connectors

High-quality construction with precision ball bearings and hardened alloy 2.3mm output steel shaft

SPEKTRUM SR215 DSMR 2-CHANNEL SPORT RECEIVER

Streamlined design in a compact and lightweight hard-case

Bind-button eliminates the need for a bind plug

SmartSafe™ Failsafe and Preset "Gas Mode" Failsafe options

Outstanding range and 5.5ms capable DSMR technology

Ideal for nearly any surface RC model

BEC Continous Current: 30A

BEC Voltage: 6V 3A

Connector Type: IC2

Drive Type: Forward/Brake/Reverse

Input Voltage: 2S-3S LiPo

Low-Voltage Cutoff Programmable: Yes

Maximum Burst Current: 100A

Motor Type: Brushless

Number of Poles: 4

Overload Protection: Yes

RPM/Volt (Kv): 4500Kv

Sensored: No

Spektrum Firma Smart ESC (SPM-1111)

Spektrum Firma 4500Kv Brushless Motor (SPMXSM4700)

Spektrum SR215 DSMR 2-Ch Sport Receiver (SPMSR215)

• Losi 1/12 NASCAR & Asphalt Late Model
• Losi 1/12 Stock Car

Brand: Spektrum

MPN: SPMXSEMC25

Added: 2025 - May

Status: Stock

Discount Eligibility: Discount Eligible

SKU: SPMXSEMC25

UPC: 660132999186

Location: N02-08-12