The S1-5994063 is the official service replacement for the 025-30249-700

or two-position control signals

the unit includes an external mounting bracket designed to conform to flat or slightly irregular duct walls

you will need a different color-coded spring

Durable Construction: High-grade cast brass body and stainless steel internal components resist scaling and wear in demanding mechanical rooms

Daikin-McQuay 038253000 Blower Wheel 320734-701 The S1-5994063 is the officialThe Daikin McQuay 038253000 Blower Wheel is a critical OEM replacement part engineered for high static performance in specialized Daikin and McQuay air handling units. This CCW blower wheel (Counter Clockwise rotation) features a precisely machined 3 8" bore, ensuring a secure fit on the motor shaft to eliminate vibration and premature bearing wear. Built to exact factory specifications, it serves as a direct replacement for failed centrifugal fans in