Spektrum Firma 3900Kv 4-Pole Brushless Motor

Specifications

Application

1/10 Scale Surface

Connector Type

4mm Bullet

Constant Wattage

500-749W

Input Voltage

2-3S/12.6V

Integrated ESC

No

Kv Rating

3000Kv or more

Maximum Continuous Current

45A

Motor Class

1/10 Scale

Motor Output Lead

4mm

Motor Type

Brushless

Outer Diameter

1.4" (36 mm)

Product Length

2.35" (60 mm)

RPM/Volt (Kv)

3900Kv

Sensor Type

Sensorless

Shaft Diameter

0.2" (5 mm)

Supplied items

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

Packages

Vehicle applications

These applications were researched for the named editions. Parts-list inclusion does not establish universal fitment. Package quantity and vehicle quantity are separate.

• Arrma Infraction 4x4 3S BLXARA4315V3
  Parts-list inclusionView listing
• Arrma Vendetta 3S BLXARA4319V3
  Parts-list inclusionView listing
• ECX AMP Crush 2WDECX03048
  Option listingView listing
• ECX AMP DB 2WDECX03029
  Option listingView listing
• ECX AMP MT 2WDECX03028
  Option listingView listing
• ECX Brutus 2WDECX03055
  Option listingView listing
• ECX Circuit 2WDECX03430
  Option listingView listing
• ECX Ruckus 2WDECX03431
  Option listingView listing
• ECX Torment 2WDECX03433
  Option listingView listing
• Losi Lasernut 2.2 U4 4S 4WDLOS03028T1
  Option listingView listing
• Losi Tenacity DB ProLOS03027V2
  Option listingView listing
• Losi Tenacity TT ProLOS03019V2
  Option listingView listing

Search other recorded listings

Replacements & requirements

No replacement or additional-part relationship has been verified.