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The COOPER BUSSMANN BP/GMA-3A is a fast-acting glass fuse rated at 3 amps and 250 volts, designed for electronic circuit protection. Measuring 5mm x 20mm, this Type GMA fuse is a standard form factor widely used in low-current electronic equipment. The fast-acting response provides immediate overcurrent interruption, protecting sensitive components from damage caused by sustained fault current. This carded 2-pack is suited for service technicians who need replacement fuses on hand during field work or bench repair of electronic control boards and similar equipment.
The BP/GMA-3A is used in residential and light commercial electronic applications where 5mm x 20mm glass fuses are specified. Common install scenarios include control boards, instrumentation, and other low-voltage electronic assemblies that require fast-acting overcurrent protection at or below 3 amps and 250 volts. The retail-carded 2-pack format makes this convenient for service stock or point-of-sale availability.
Designed as an OEM-style replacement for electronic equipment and control assemblies requiring a 5mm x 20mm fast-acting glass fuse rated at 3 amps and 250 volts.
Always de-energize and disconnect power to the equipment before replacing a fuse. Confirm the replacement fuse matches the current rating, voltage rating, and physical size specified on the equipment nameplate or schematic. Installing a fuse with a higher current rating than specified defeats overcurrent protection and creates a safety hazard. Electronic service work on control boards should follow applicable NEC guidelines and the equipment manufacturer's service documentation.
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