Honeywell THM5421R1021/U IAQ Equipment Interface Module voomi_id_73832 It operates efficiently under dual

It operates efficiently under dual voltage settings

Seasonal Energy Efficiency Ratio (SEER): 10

Smith • Part Number: 100108716

Pressure Rating: 200 psi cold non-shock

Honeywell THM5421R1021/U IAQ Equipment Interface Module voomi_id_73832 It operates efficiently under dualProduct 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