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Shop the genuine Nishishiba Electric VZKUP-4B(P1) Automatic Voltage Regulator. This premium Japanese-made solid-state AVR (450V, 5A, 60Hz) delivers precise voltage control and dependable performance for industrial generators. Upgrade your power system's stability today.

Shop the genuine NISHISHIBA ELECTRIC VZKUP-4CP845 Automatic Voltage Regulator. This solid-state AVR is rated for 450V, 5A, 60Hz, ensuring stable generator voltage control. Made in Japan.