Liebert 128753P1S Valve 321142-301 If you are upgrading the

If you are upgrading the motor to a larger shaft size

370V or 440V) as long as the MFD range remains 88-108 microfarads

This internal pilot-operated solenoid valve features a rugged aluminum body and NBR seals

The Trane SEN1183 Ambient Sensor is a precision 10k Ohm NTC thermistor assembly engineered for critical temperature monitoring in commercial and residential HVAC systems

5" WC depending on the system design

Liebert 128753P1S Valve 321142-301 If you are upgrading theThe Liebert 128753P1S is a heavy duty, OEM 24V N C fill valve designed specifically for precision environmental control systems and humidifier infrastructure. As a normally closed solenoid valve, it provides reliable water flow regulation, ensuring that humidifier tanks maintain proper levels without risking overflow or dry firing during critical cooling cycles. This replacement fill valve comes complete with factory specified fittings, allowing for a