Heavy-Duty 4-Position Diesel Power Battery Switch w/ AFD

Cable lug size: 5/8in. Dimensions: 5-1/2in. sq. x 3-1/2in. hig Polycarbonate case For 6, 12, 24 or 36 Volt systems. Alternator field disconnect (AFD) allows selection of any position, including off without damage to alternator or electrical system.