Dwyer Instruments 1920-0 Pressure Switch 320074-702 Technicians rely on the Henry

Technicians rely on the Henry S-8066 to maintain a constant head pressure and prevent non-condensables from entering the liquid line

Pro-tip: Always check the mounting plate configuration when upgrading older HVACR equipment to ensure a gas-tight seal

Built with a double balanced port design

M6) with push-in terminals requires no specialized tools and matches TrueZONE panel logic

The ASCO 8220G404-208V Solenoid Valve is a high-performance 2-way normally closed solenoid valve specifically engineered for demanding steam and hot water service

Dwyer Instruments 1920-0 Pressure Switch 320074-702 Technicians rely on the HenryThe Dwyer 1920 0 Pressure Switch is a high precision differential pressure switch designed for critical HVAC and industrial process monitoring. Engineered for low pressure applications, this unit features an adjustable set point range of . 15" to . 55" w. c. with a deadband of approximately 0. 10" w. c. Its SPDT switch configuration allows for versatile wiring as either normally open or normally closed, making it a reliable choice for fan status