Blue Sea 12 Circuit ST Blade Split Bus Fuse BlockThe Blue Sea ST Blade Split Bus Fuse Block is a great option when a mix of switched and 24-hour circuits are desired in the same block. This split bus block provides two isolated groups of six ATO/ATC circuits. Use this fuse block with either two isolated batteries or with a single battery providing a mix of 24 hour and switched circuits. Fuse box includes a clear insulating cover with label recesses and storage for two fuses.Features: Provides two isolated groups of six ATO/ATC circuits; Screw terminals for securing wires accept ring terminals; One-piece stainless flange nuts ensure safe and secure connections; Clear insulating cover satisfies ABYC/USCG insulation requirements; Easy to open, push button latch for easy access to fuses; Tin-plated copper buses and fuse clips; Fuses sold separately; Specifications: Circuits: 12; Maximum Amperage: 30A per circuit, 100A total; Maximum Voltage: 32V DC; Mounting: #8 Screw (M4); Negative Bus: #10-32 Stud; Positive Bus: #10-32 Stud; Recommended Torque: 24 in-lb; Screw Terminal Torque: 18 in0lb; Screw Terminal Type: #8-32 screws with captive star lock washer; Weight: .75 lb.;