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The slide lock feature allows quick engagement to valve stems
It operates efficiently under dual voltage settings
Seasonal Energy Efficiency Ratio (SEER): 10
preventing coil freezing and ensuring consistent cooling
Honeywell THM5421R1021/U IAQ Equipment Interface Module voomi_id_73832 The slide lock feature allowsProduct Description The Honeywell THM5421R1021 U is an advanced programmable interface module designed for optimizing indoor air quality control systems. This module is compatible with Honeywell's Prestige 2 Wire IAQ and VisionPRO thermostats, offering comprehensive control over heating and cooling operations. Supports 4 stages of heating and 2 stages of cooling in heat pump systems. Controls 3 stages of heating and 2 stages of cooling in conventional
