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The SOUTHWIRE 14-4C is a 50-foot coil of 14 AWG, 4-conductor cable built specifically for ductless mini-split HVAC installations. It carries both power and communication signals between the indoor air handler and the outdoor condensing unit. The cable features color-coded copper conductors insulated with PVC and wrapped in a durable overall protective jacket. Rated for 600 volts, it is listed for use in wet or dry locations, making it suitable for the exposed outdoor runs common in mini-split wiring. HVAC technicians rely on the pre-measured 50-foot coil to simplify layout and reduce job-site waste.
This cable is suited for residential and light commercial ductless mini-split systems where a single cable run must handle both line-voltage power and low-voltage control signals. The 4-conductor configuration meets the wiring requirements of most single-zone and select multi-zone mini-split applications. Its flexibility supports routing through conduit, along exterior walls, or through tight mechanical chases without kinking or stiffening in typical field conditions.
Designed as a standard wiring solution for residential and light commercial ductless mini-split HVAC systems requiring 14 AWG 4-conductor interconnect cable between indoor and outdoor units.
Installation should be performed by a licensed HVAC technician or electrician in accordance with the National Electrical Code (NEC) and applicable local codes. Disconnect and lock out power at the breaker before making any wiring connections at either the indoor or outdoor unit. Route the cable in conduit where required by code, particularly for exposed exterior runs. Do not exceed the cable voltage rating or use this cable for applications outside its listed wet and dry location rating.
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