Tjernlund Duct Airstat Pressure Fan Switch. 15 amp switching capability.
The Tjernlund Duct Airstat senses positive pressure in a forced air heating and/or cooling system. The single pole, single throw, snap-acting switch is activated by a diaphragm with a factory installed sampling tube inserted directly into the duct or plenum.
The Duct Airstat can be used to initiate such auxiliary devices as: Duct Boosters, Electronic Air Cleaners, Electrical Duct Heaters, and Humidifiers. The electrical contacts of the switch are closed upon sensing positive air pressure generated by the blower.
| HVACQuick.com | |
|---|---|
| Product Category | Pressure Switches |
| Product Number | PS1503 |
| Product Name | Tjernlund PS1503 Positive Air Flow Pressure Switch |
| Pressure Measurement | Absolute (optional feature) |
