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.