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Clean Republic recalls Hill Topper Electric Bike motor controllers

The motor controller may accelerate on its own, posing a crash hazard

Photo source: CPSC
Clean Republic SODO of Seattle, Wash., is recalling about 3,350 Hill Topper Electric Bike motor controller circuit boards

Water can enter the motor controller and cause it to accelerate on its own, posing a crash and injury hazard to the rider.

The firm has received six reports of a rider losing control of his bike when the motor accelerated without rider input, including one reported injury resulting in scrapes and bruises to the rider.

This recall involves Hill Topper Electric Bike Kits with motor controller circuit boards used to convert regular bicycles to electric bicycles.

The motor controller circuit boards, 24V/250W and 36V/350W, were sold separately as well as part of the kits.

The model numbers KT24WSH-BF08 and KT36WSH-BFZ13504 can be found on the front of the motor control units.

The kits, manufactured in China, were sold at Hill Topper’s Seattle store and online at from January 2017, through June 2018, for $50 (24V/250W units) to $60 (36V/350W units) and for between $500 and $800 when sold with the kits.

What to do

Consumers should immediately stop using the recalled motor controller circuit boards and kits and contact the firm for a free replacement motor controller circuit board.

Consumers may contact Hill Topper toll-free at (855) 743-3279 Monday through Friday, 8 a.m. to 3 p.m. (PT), by email or online at and click "Important Hill Topper Service Bulletin" for more information.

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