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The THOMAS BETTS 18RA-250F is a fully insulated female wire disconnect designed for quick, tool-free termination in electrical wiring applications. The connector accepts 22-18 AWG wire and features a 1/4 inch tab width for standard disconnect receptacles. The vinyl insulation is rated UL 94 V-0 for flame resistance and is color-coded red, which corresponds to the 22-18 AWG wire gauge range. This type of disconnect terminal is commonly installed by electricians, HVAC technicians, and equipment service professionals who need reliable, removable connections on control wiring, appliance wiring, and panel assemblies.
The 18RA-250F is used in residential and light commercial electrical and HVAC applications wherever a quick-disconnect female terminal is required. Typical install scenarios include control board wiring, motor lead connections, appliance harnesses, and low-voltage panel work. The 1/4 inch tab size fits standard male spade terminals found throughout HVAC, appliance, and electrical equipment. This part is sold in a package of 100 connectors, making it practical for service vans and shop stock.
Designed for use with standard 1/4 inch male spade terminals across residential and commercial electrical, HVAC, appliance, and control wiring applications where 22-18 AWG wire is used.
Installation is performed by licensed electricians or qualified HVAC and appliance service technicians. Always de-energize the circuit and verify absence of voltage before terminating or removing any wire disconnect. Use a proper ratcheting or calibrated crimp tool sized for 22-18 AWG insulated terminals to achieve a correct crimp and avoid damaging the vinyl sleeve. Work should comply with applicable NEC requirements for the installation environment.
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