Blue Sea

Blue Sea 2139 Circuit Breaker Push Button MD 20A

BS2139
  • Sale
  • Regular price £40.83
Tax included.


Weatherproof. Can be used as Main, Branch, or 24 hour circuit protection. Compact design enables high density circuit protection configurations. Push-to-reset operation. ?Trip Free? design cannot be held ?ON? during fault current condition. Ignition protected - Safe for installation aboard gasoline powered boats. Captive star lock washers meet requirements for anti-rotation and eliminate handling of small, easily dropped parts