Surface Mount 3 Circuit Fuse Block - Independent Source. Surface mount fuse blocks accommodate three MRBF fuses for consolidated high amperage circuit protection. The independent source fuse block (5194) is ideal for 3 output battery chargers. The common source fuse block (5196) provides 3 loads from a single source. Clip-on cover insulates terminal connections. Versatile wiring options allow all wires to come out a single side. Label recesses for easy circuit identification. One-piece stainless flange nuts ensure safe and secure connections. Specifications. Ignition Protected: Yes. Maximum Amperage: 240 per circuit. Maximum Voltage: 58v DC. Maximum Torque: 100 in-lb. Terminal Stud Size: M8 (5/16"-18). WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.