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Holmes Hobbies TorqueMaster Pro 550 Brushed Electric Motor (27T)

Holmes Hobbies TorqueMaster Pro 550 Brushed Electric Motor (27T)

Regular price $109.99 USD
Regular price Sale price $109.99 USD
Sale Sold out


The Holmes Hobbies TorqueMaster Pro 550 Brushed Motor offers fantastic torque with extremely smooth startup, making this a great well rounded motor for your Rock Crawler. 
  • 550 size provides extra torque and power
  • Hand wound at Holmes Hobbies for highest performance
  • 5mm web 3 slot armature- Maximizes torque, efficiency, and offers smooth startup
  • Epoxy balanced armature ensures maximum torque, efficiency, and startup smoothness 
  • Silver brazed commutator connections allow higher tempurature operation
  • Vacuum dipped armatures withstand high RPMs without failure
  • Gold-plated copper brush hoods to resist corrosion and provide lowest resistance
  • Aluminum heatsinks shed heat
  • Filter PCB reduces EMF noise
  • Brush damper reduces noise and arcing
  • Can – 1.4mm thick uninterrupted back iron
  • High-power FB12 ceramic wet magnets maximize torque and efficiency
  • Dual Japanese Ball bearings
  • Adjustable timing
  • Holmes XX springs for consistent drag brake
  • Holmes Soft Copper brushes for high torque and longest motor life
  • Broken in for immediate installation and use
NOTE: Every brushed motor carries a 30 day warranty to cover manufacturing defects. Damage caused by improper gearing is not covered under warranty.

Type: 27 turn three slot 
RPM: 20,000 RPM (estimated) @12v @ 12 degrees timing
Weight: 216 grams 
Size: 36mm OD x 60 length (not including shaft)
Shaft: 1/8" diameter D shaft
Mounting Pattern: 1" (25.4mm) for M3 screws
Input Voltage: 6-9 cell nimh, 2-3s Lithium 
Rotor: 23mm OD x 29mm

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