This VAV reset controller is a reliable replacement for outdated HVAC pneumatic controls

The Emerson Alco 064290 Expansion Valve is a balanced port TXV designed for precision superheat control in refrigeration and heat pump applications

the small 1/32" orifice and normally closed configuration are specifically designed to manage high-pressure differentials across the seat while maintaining a tight shut-off

Can this relay be used for proof-of-flow on VFDs

Tonnage Rating: Rated for 1

Fenwal 35-630501-001 Control Refrigerant This VAV reset controller isThe Fenwal 35 630501 001 is a robust 24VAC Intermittent Pilot (IP) ignition control designed for precise burner management in commercial and residential gas fired equipment. This microprocessor based control features a 15 second Trial for Ignition (TFI) period, ensuring safe and reliable direct main burner ignition. Engineered for remote flame sensing, it utilizes a dedicated sense probe to monitor ionization, providing superior safety during