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The THOMAS BETTS 10RC-251T is a fully insulated male disconnect terminal designed for reliable wire termination in electrical, HVAC, and control wiring applications. Built with a yellow nylon insulator and a 1/4 inch tab width, this terminal accepts 12-10 AWG conductors and provides a secure, vibration-resistant connection. The nylon insulation meets UL 94 V-0 flame-retardant requirements and is listed under UL File E66716, making it suitable for installations where code compliance is required. Electricians and HVAC technicians use these disconnects when terminating control wiring to contactors, relays, switches, and terminal blocks. Each package contains 25 terminals.
This terminal is suited for residential and commercial electrical and HVAC control wiring where quick-disconnect connections are needed. Common applications include field wiring to contactors, fan speed switches, limit controls, transformer leads, and panel terminals. The fully insulated design reduces the risk of accidental contact with adjacent conductors in tight junction boxes or control panels. The yellow color coding corresponds to the 12-10 AWG wire range, making wire gauge identification faster during installation and service.
Designed for use with 12-10 AWG wire and standard 1/4 inch quick-disconnect male tab receptacles commonly found in residential and commercial electrical, HVAC, and control panel wiring applications.
Installation is performed by licensed electricians or qualified HVAC technicians. Always de-energize and lock out the circuit before terminating or removing disconnect terminals. Use a proper ratcheting crimp tool rated for insulated terminals to ensure a secure crimp on the conductor. Refer to NEC guidelines for conductor sizing and termination requirements applicable to the circuit being served.
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