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The TRADEPRO TP-3ABLADEFUSE is a 3-amp blade-style automotive fuse rated for 32 volts DC, packaged in a box of five. It features a violet color coding that identifies it as a 3A fuse in the standard ATC/ATO blade fuse color system. This fuse is used to protect low-voltage DC circuits from overcurrent faults. HVAC technicians, electricians, and equipment service technicians encounter blade fuses when servicing control circuits, low-voltage wiring harnesses, and equipment with automotive-style fuse blocks. Each fuse measures 0.75 inches in length, making it a standard mini or standard blade form factor suited to common fuse holders.
Blade fuses of this rating are commonly used in control panels, mobile service equipment, low-voltage equipment harnesses, and field-wired accessories that incorporate ATC or ATO-style fuse blocks. The 3A rating makes this fuse appropriate for light-load protection in DC control circuits operating at or below 32 volts. Applications include equipment protection in service vehicles, portable HVAC tools, and low-voltage accessory circuits in commercial and residential equipment. The pack of five supports service technicians who replace fuses during routine maintenance or troubleshooting calls.
Designed for use in any application accepting a standard blade-style ATC or ATO fuse rated at 3A and 32 volts DC, including automotive-style fuse blocks found in control panels and service equipment.
Blade fuses are installed and serviced by qualified HVAC technicians, electricians, and equipment service professionals. Always de-energize the circuit and verify zero voltage before removing or replacing a fuse. Use a fuse puller where available to avoid contact with metal components. Never substitute a higher-amp fuse to bypass a blown fuse — identify and correct the root cause of the overcurrent condition first.
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