The Cleveland Controls DDP-109-202 Dual Pressure Sensing Switch is an essential component for high-accuracy HVAC air pressure monitoring and energy management systems

The sensor includes a universal steel mounting plate for surface installation and is compatible with both horizontal and vertical orientations

Featuring a 5-10 PSI spring range and a precise 1-11/16 inch stroke

serving as the critical pneumatic link between the sensing bulb and the controller

This auto limit switch functions as a primary safety control

Danfoss 017-521566 RT121 Pressure Switch R-410A The Cleveland Controls DDP-109-202 DualThe Danfoss 017 521566 RT121 Pressure Switch is a heavy duty single pressure control designed for industrial refrigeration and general process monitoring. Engineered with a changeover switch (SPDT), this unit offers reliable performance in both plant automation and safety alarm circuits. It features a regulating range of 1 to 0 bar ( 14. 5 to 0 psig), making it an ideal choice for low pressure applications requiring precise setpoint accuracy. The