Downtube Electric Assist Conversion Kit

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.

Attributes