Perko 8501 Battery Selector Switch Off-1-Both-2 Marine Medium Duty - Used

Perko 8501 marine battery selector switch, Off-1-Both-2 rotary type, made in U.S.A. **Application:** general marine battery bank selection/disconnect on boats with two battery banks — commonly used with gasoline and diesel installations; specific vessel application not verified. Three-stud rear terminal layout (COMMON plus battery 1 and battery 2), red housing with metal dial face and UL/CE markings, four-hole surface mount base. **Condition:** Used take-off, untested. All three terminal studs and nuts present, knob and dial face intact. Cosmetic paint and decal wear on the face and housing, shop dirt, and darkening/light corrosion around the rear terminals. No electrical testing has been performed — clean the terminals and check continuity in all positions before putting it into service. Electrical ratings are not represented; consult the Perko catalog for the 8501 specification. 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.