Kaizen Relay Product Line is Available Now!

Goodbye Click-Click Relays

The Kaizen Relay is the world's first interconnectable, solid-state relay
40 Amps, CANbus Enabled, PWM Capable

The Solid State Kaizen Relay

U.S. Utility Patent 11,220,229

The Kaizen Relay is the only U.S. Patented Solid-State Relay on the market. It is the result of nearly twenty years of hands-on experience building cars - there's simply nothing else like it.

Kaizen Relays are used in every type of vehicle from street cars to race cars, trucks, UTV’s and even EV’s. Whether you’re powering fans, pumps, solenoids or lights, Kaizen Relays CAN do it. Our optional CAN Control Module provides unparalleled functionality for the footprint. All without the complexity of a central fusebox!


Kaizen Speed, LLC.
110 N Gum St,
Kennewick, WA 99336

Mon - Fri, 8:30am - 5:30pm Pacific
Saturday, By Appointment Only
Sunday, Closed

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