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Overview

Perfect option for larger scale models looking to run a 8S Lipo powered setup. Low cog 4-pole 8-magnet rotor design, CNC machined aluminum housing, insulated high purity copper windings, high-quality alloy steel 5mm output shaft, and high-precision bearings for high durability and smooth rotation. Preinstalled with 6.5mm gold plated bullet connectors. Perfectly matched to the Firma 160 Smart ESC.

Needed to Complete

  • Electronic Speed Control such as the Firma 160 Smart ESC
What’s in the box?

  • Spektrum Firma 4685-1250Kv Sensorless 1/7-1/5 Brushless Motor with 6.5mm Gold Plated Bullet Connectors

Key Features

  • Perfect upgrade for the ARRMA Limitless Speed Roller
  • Hgh Efficiency Design
  • High-quality 4-pole sintered rotors
  • Includes 6.5mm gold plated bullet connectors
  • Precision ball bearings and hardened steel 5mm shaft

Product Specs

Bushing Or Bearing
Bearing

Connector Type
6.5mm Bullet

Efficiency
90%

Input Voltage
12-35.2V

Maximum Continuous Current
180A

Motor Design
Inrunner

Motor Size
4685

Motor Type
Brushless

Number of Poles
4

Outer Diameter
1.81″ (46 mm)

Output
4190W (6S)

Product Length
3.3″ (84 mm)

Product Weight
22.4oz (618g)

Recommended Speed Control
Spektrum Firma 160 Smart ESC

RPM/Volt (Kv)
1250Kv

Shaft Diameter
3/16″ (5mm)

Wire Gauge
10 AWG

Weight 1.5 kg
Color

Size