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The ECM INDUSTRIES LLC 10-126 is an insulated, solderless butt splice connector sold in a 50-piece pack. It is designed to join two conductors end-to-end in a single, secure crimp connection without the need for soldering equipment. Rated for 12-10 AWG wire, this connector is appropriate for medium-gauge wiring tasks across HVAC control wiring, electrical rough-in, and low-voltage service applications. Electricians, HVAC technicians, and field service professionals use these connectors for fast, reliable wire splices in both new installation and repair work. The insulated sleeve protects the connection after crimping and reduces the risk of accidental shorts.
The 10-126 butt splice connector is suited for residential and light commercial electrical and HVAC wiring applications where 12 AWG or 10 AWG conductors are being joined. Typical use cases include splicing conductors in junction boxes, extending existing wiring runs, and making field repairs to damaged wire sections. The 50-piece clam pack format makes it practical for stocking a service van or tool bag for repeat use on ongoing jobs.
Designed as a general-purpose insulated butt splice connector for use with 12 AWG and 10 AWG conductors in standard electrical and HVAC wiring applications.
Installation is performed by licensed electricians or qualified HVAC technicians following NEC guidelines for wire splicing and termination. Always de-energize the circuit at the breaker or disconnect before stripping and splicing conductors. Use a properly rated ratcheting or compression crimp tool sized for the connector to ensure a gas-tight, pull-resistant connection. Do not use pliers or improper tooling as a substitute for a dedicated crimping tool, as this can result in a loose or failed splice.
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