Bluewater 12 Position Beaker Block w/Cover [3200-2001-012]12 Position Beaker Block with Cover A circuit breaker block is the smarter alternative to a traditional fuse box. Instead of worrying about blown fuses, each circuit is protected by a resettable thermal breaker. If one trips, simply press the breaker and restore power instantlyno spare fuses required. Why Choose Our Circuit Breaker Block? Resettable protection Uses our 38 Series push to reset breakers instead of disposable fuses.. High capacity Rated