Environmentally Sealed Blade Type Fuse Holder Also Used As Fuel Pump Fuseholder on GM Vehicles (Fuse Not Included) Electrical system protection for fleets, construction equipment, aircraft service vehicles, outdoor powerequipment and marine installations. Resistant to moisture, salt spray and engine compartment fluids.Withstands 50 g physical shock.Operating temperature range from -40° to 125°C. Nylon Body with Latching CapSilicone Rubber Seals at Wires and Cap12 Gauge SE/GPT Wire Leads3 to 30 Amp Capacity - Type ATC/ATO Fuses5" Long Wire LeadsReplaces GM: 12101917; Delco: PT-189 1 Per Package