Firma 4685 1250Kv 4-Pole Brushless Motor: 5mm

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
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

Specifications

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