Downtube Electric Assist Conversion Kit
Product # 041808
Electric Assist Systems > Electric Assist Systems
High quality, Danish designed, rear hub motor electric assist conversion kit Wheel motor unit
  • Promovec 50750-BL Brushless rear hub motor
  • Nominal power: 500W
  • Max Torque: 43Nm
  • Voltage: 48V
  • Maximum assist speed: 32 kmh / 20 mph
  • 5 assist levels
  • HG cassette compatible
  • Rim & Disc brake compatible
  • 6-Bolt disc mount
  • Hub spacing: 138mm
  • Heavy Duty 12G stainless steel spokes
Battery
  • Promovec 50637-BL-C Li-Ion battery
  • 48V 7.8Ah
  • Capacity: 374Wh
  • Range: up to 79 km / 49 miles
  • Universal fit rear rack
  • Integrated controller & rear LED light
Interface
  • Promovec 50986 LCD Center display
  • 83.6 x 62.5mm backlit display
  • IP65 protection
  • CE / EN 15194 / REACH / ROHS certified
  • Brackets for 22.2/25.4/31.8mm handlebar mounting incl.
  • 5-buttons control panel
Sensor
  • Speed sensors for regular square taper (JIS) bottom bracket or Hollowtech II type spindle crankset incl.
All hardware, cables and harness incl.
Specs
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