The Holmes Hobbies CrawlMaster Pro 550 Brushed Electric Motor offers incredibly smooth startup control and sets the gold standard for Rock Crawling motors.
Features:
- 550 size provides extra torque and power
- Hand wound at Holmes Hobbies for highest performance
- 5 slot armature maximizes smoothness, efficiency, and offers unequaled 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
Specifications:
Turns: 12 turn five slot
RPM: 20/000 @12v (estimated) & 12 degrees timing
Weight: 216 grams
Size: 36mm OD x 60mm length (not including shaft)
Shaft: 1/8" diameter
Mounting Pattern: 1" (25.4mm) for M3 screws
Input Voltage: 6-9 cell nimh, 2-3s Lithium
Rotor: 23mm OD x 29mm
This product was added to our catalog on March 23, 2021
