Venstar VSACC0410 Relay 340155-7026 specifically calibrated for the T9MVX080J20A1

specifically calibrated for the T9MVX080J20A1 model series

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a full assembly replacement is necessary to restore proper combustion

maintaining the same mounting footprint and terminal connections

first check the 3-pin connector and verify 120VAC power

Venstar VSACC0410 Relay 340155-7026 specifically calibrated for the T9MVX080J20A1The Venstar VSACC0410 Add A Wire Relay is a critical solution for retrofitting thermostats in applications where additional conductors are unavailable. Functioning as a 4 to 5 wire adapter, this relay allows a 4 wire cable to operate like 5 wires, specifically providing a common wire (C wire) path without the labor intensive process of pulling new thermostat wire through finished walls or tight plenums. As the direct replacement for the P474 0410, the