Dwyer Instruments 1638-10 Pressure Switch 320074-702 reliable power protection is non-negotiable

reliable power protection is non-negotiable

eliminating alignment issues

The kit includes a SJB-112-P66 mechanical seal

the QL-171 series excels in liquid line applications and suction line service where reliable shut-off is required for maintenance or component replacement

This 1HP ECM blower motor is a programmable OEM part

Dwyer Instruments 1638-10 Pressure Switch 320074-702 reliable power protection is non-negotiableThe Dwyer Instruments 1638 10 Pressure Switch is the commercial standard for high precision monitoring of air and non combustible gases. Engineered with a large diaphragm, this Series 1630 switch provides the low range accuracy required for critical HVAC duct air control and damper positioning applications. It operates within a 3" w. c. to 12" w. c. range with a 0. 11 0. 30 approximate deadband, ensuring a reliable differential pressure response