Single Circuit ON-OFF with Locking Key - Black

The Single Circuit ON-OFF with Locking Key - Black provides 300 Amps continuous rating for outboards and small gasoline or diesel engines. It also includes: - Tin-plated copper studs for maximum conductivity and corrosion resistance - Studs accept 3/8" (M10) ring terminals - 7/8" (22 mm) stud length accepts multiple cable terminals - Blue Sea Systems one-piece terminal stud design never loosens over time - One-piece stainless flange nuts ensure safe and secure connections - Isolating cover protects rear contacts - Breakout tabs allow wire access in any direction