Buy SPEKTRUM FIRMA 3900KV 4-POLE BRUSHLESS MOTOR Online

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Description

Great choice for 1/10 Scale 4WD models looking for a high RPM motor upgrade running up to 3S * (12.6v) power. Low cog 4-pole rotor design, CNC machined aluminium 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 4mm gold plated bullet connectors for easy installation. Perfectly matched for the Firma 130 Smart ESC.

*Will work with the 85A Firma ESC, but only for 2S power.

What's in the box?

(1) Spektrum Firma 3660-3900kv Sensorless 1/10 Brushless Motor with 4mm Gold Plated Bullet Connectors
(1) Product Manual

Perfect upgrade for brushed 540- and 550-size brushed motors with the same diameter and mounting pattern (vehicle must accept pinions with a 5mm bore)
High-quality 4-pole sintered rotors
Includes 4mm gold plated bullet connectors
Precision ball bearings and hardened steel 5mm shaft
SafeD-5 Pinion compatible

Electronic Speed Control such as the Firma 130 Smart ESC

Read More

Specifications

SKU	SPMXSM3300
Barcode #	605482767832
Brand	SPEKTRUM

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