Robertshaw 2374-498 Air Pressure Sensing SwitchAir Pressure Sensing Switch, Robertshaw 2374 498, offers precise and dependable control for HVAC and pneumatic systems with a field adjustable design. This diaphragm operated device senses air pressure and reliably triggers circuits as conditions change. With an operating pressure rating of 0. 5 PSI, it is designed for air as the pressure media and supports versatile installation in compact control panels. The SPDT, 2 Circuit contact configuration

and long-term performance

The Belimo WAF-4 Valve Linkage Kit is engineered to deliver precise compatibility for valve assemblies

minimizing downtime and extending the life of your boiler

This high-quality Protech Contactor delivers reliable switching for the blower and control circuits

Equipped with a normally closed (NC) valve position and a fast 1-second open/close timing

Application: HVAC blower motor for Goodman furnaces and air handlers (replacement part)

Note that an auxiliary microswitch is not included

non-lock up regulator uses a 3/4 inch nominal size and female threaded end connections

ARD9TZ Zone Control Damper from Resideo - Honeywell Home delivers precise zoning for HVAC systems

and smart panel configurations

This rectangular damper has a 16x26 inch opening and is designed for easy integration into standard ductwork and HVAC plenums

It includes replacement filter material with an O-ring