Genuine OEM Kawasaki voltage regulator, part #21066-0813, a direct-fit replacement for Kawasaki FR, FS, and FX series engines. This regulator controls charging output from the stator to the battery, guarding the electrical system against overcharging and keeping voltage output stable — a common wear item on commercial mowers and other outdoor power equipment.
Fitment:
- Kawasaki FR series engines
- Kawasaki FS series engines
- Kawasaki FX series engines
Genuine Kawasaki OEM construction ensures correct voltage output, proper connector fit, and reliable long-term performance over aftermarket substitutes.
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