"FUSE, JJN-50 (50AMP,300V)" close Quantity in Basket: None Code: HAT-01134 Price: $17.40 Shipping Weight: 0.02 pounds Quantity: Fuse For C series Compact and S series Imperial booster heaters 50 amps, 300 volts Buss type JJN-50 Hatco part no. 2-03-032