Blue Sea Heavy Duty Battery Switch (500A / 4-Way)

Blue Sea 3002 HD Battery Switch with up to 500 amp continuous rating for large diesel engines and ignition protected for safe installation on board boats with petrol engines. The Heavy Duty switch features a tactile indicator that conveys knob position by feel.
Label with international legends
Accepts up to 4/0 AWG (95mm2) battery cables
Case design allows surface or rear panel mounting
7/8" (22mm) stud length accepts multiple cable terminals
One-piece terminal stud design never loosens over time
M12 tin-plated copper studs for maximum conductivity & corrosion resistance, accepts 1/2" (M12) ring terminals

Specifications
Terminal Stud Size: 1/2" (M12)
Terminal Stud Torque: 220 in-lbs
Mounting Holes: Accepts M6 screw
Cable Size to Meet Ratings: 4/0 AWG (95mm2)
Cable Clearance: 1.10" (28mm)