DetailsWhen you need a quality motor, look no further than the CrawlMaster Expert 540 from Holmes! The Expert series features the same quality construction as our Pro motors, but with a machine wound armature for an affordable alternative that won't break the bank.
- Machine-Wound Armature
- Standup Brush and 7.5mm Commutator maximizes power and motor longevity
- Gold plated copper brush hood to resist corrosion and provide lowest resistance
- 5 slot armature maximizes smooth startup and efficiency
- 1.4mm thick can features minimal venting and two high-power FB9 wet magnets to maximize torque and efficiency
- Dual Ball bearings
- Adjustable timing
- Holmes XX springs for consistent drag brake
- Holmes Soft Copper brushes for high torque and long motor life
- Broken in for immediate installation and use
- 170g weight
- 52.5mm long (not including shaft)
Crawlmaster Expert 540 13t - 2100kv
Crawlmaster Expert 540 16t - 1700kv
Crawlmaster Expert 540 20t - 1310kvMore information about motor rotation and timing can be found on our blog.
Every brushed motor carries a 30 day warranty to cover manufacturing defects. Damage caused by improper gearing is not covered under warranty.