Onan Cummins Generator Voltage Regulator 8-Terminal Heat Sink Mount - Used

Onan / Cummins Onan Generator Voltage Regulator — Used, Untested

Application: Onan (Cummins Onan) generator sets using an 8-terminal static AC voltage regulator with FIELD (+/–), POWER AC, and SENSE AC terminal groups, 50/60 Hz selector, and a voltage adjustment pot. The exact genset model, kW, voltage, and frequency application for this unit is not verified. The factory label reads as 305-0854-04 but is partially obscured — treat the number as probable, not confirmed.

Condition: Used, untested take-out. Heat sink shows scuffs and light oxidation; the board's protective coating shows normal heat discoloration. All terminals and mounting holes are intact and the factory jumper lead is present. No electrical testing has been performed and no functional claim is made.

Included: Exactly the regulator module shown in the photographs — no wiring harness, mounting hardware, or documentation.

Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase.

Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.

Quote is subject to final fitment confirmation by engine/transmission serial number, part number, photos, and supplier availability.