ARCO Marine BI-1203-3A Battery Isolator - 120A - 1 Alternator, 3 Battery [BI-1203-3A] Engine Parts & Service | Alternators (4) Ray 90/91 passive/active speaker

(4) Ray 90/91 passive/active speaker screws

3128 Enclosure

Box Dimensions: 5"H x 15"W x 21"L WT: 1

10 AWG wire Lead

Hull Type: Fiberglass only

ARCO Marine BI-1203-3A Battery Isolator - 120A - 1 Alternator, 3 Battery [BI-1203-3A] Engine Parts & Service | Alternators (4) Ray 90/91 passive/active speakerBI 1203 3A Battery Isolator 120A 1 Alternator, 3 Battery The Arco Marine BI 1203 3A is an inboard outboard battery isolator that can handle 1 alternator, 3 batteries, and 120A max. Rated for use with 10 to 350 amp alternators on 12, 24, or 32 volt negative ground systems. *Includes exciter terminal Features: 1 alternator, 3 batteries, 120A max Inboard and outboard battery isolators are solid state devices that allow electrical current to flow in one