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the R40403-003 is the official updated version specifically designed to replace the 40403-001 blower control board
You can use a longer lead as long as it is routed safely
Can I use this for an electronic air cleaner (EAC)
This PopTop Series model features a 1/2 inch SAE flare connection and a robust 4
ZoneFirst ZDS-12X10 Damper R-407A the R40403-003 is the officialThe ZoneFirst ZDS 12X10 is a professional grade rectangular zone damper engineered for precision airflow management in multi zone residential and light commercial HVAC systems. This 12" wide by 10" high unit features high quality extruded aluminum construction and a parallel blade design to ensure smooth operation with minimal pressure drop. The ZDS 12X10 damper is equipped with a 24Vac synchronous motor mounted on the 10" side, specifically
US$ 45.00
US$ 70.00
US$ 42.00
