Stamped brass/Molded bakelite. 1/4" x 9/16". Release location: side. Fuse size: 1/4" x 1-3/4". 10 amps max. 12 Volts. Sea-Dog Line is a 3rd generation family company with a history of satisfied customers stretching back to the company's start in 1933. The company is the recipient of multiple industry awards for quality and efficiency.