Carrier 327970-701 Wiring Harness 318820-201 Designed for closed-loop hydronic systems

Designed for closed-loop hydronic systems

preventing short-cycling and protecting equipment longevity

Designed to withstand the thermal stress of high-output combustion chambers

It features a technical temperature range of -14°F to 6°F and a fixed 20°F differential

Carrier 327970-701 Wiring Harness 318820-201 Designed for closed-loop hydronic systemsWhen you're troubleshooting a furnace that won't kick over or is throwing intermittent communication codes, the Carrier 327970 701 Wiring Harness is often the culprit. This genuine factory authorized part is the main bridge between the control board and critical peripherals, ensuring high integrity signal and power transmission. Designed for seamless HVAC equipment integration, this 48 inch OEM Carrier furnace part eliminates the high resistance and