Blue Sea “M” Battery Single Circuit ON/OFF Switch w/ Locking KeyThisBlue Sea “M” Battery Single Circuit ON/OFF Switch w/ Locking Key features a one-piece terminal stud design that never loosens over time. It offers breakout tabs that allow wire access in any direction and has an isolating cover that protects rear contacts. With one-piece stainless flange nuts, this switch ensures safe and secure connections. The tin-plated copper studs allow for maximum conductivity and corrosion resistance.Features:Isolating Cover Protects Rear ContactsOne-Piece Terminal Stud Design Never Loosens Over TimeTin-Plated Copper Studs For Maximum Conductivity and Corrosion ResistanceBreakout Tabs Allow Wire Access In Any Direction7/8″ (22 mm) Stud Length Accepts Multiple Cable TerminalsStuds Accept 3/8″ (M10) Ring TerminalsOne-Piece Stainless Flange Nuts Ensure Safe and Secure Connections300 Amps Continuous Rating For Outboards and Small Gasoline Or Diesel EnginesSpecifications:Continuous Rating: 300AWeight: 0.65 lb (0.29 kg)Color: RedIntermittent Rating: 500ACranking Rating 30 Seconds: 900AMaximum Voltage: 48V DC