Description
Differential Air Pressure Switch
Dimension：
Wiring Connection：
Differential Air Pressure Switch
PSN40-400A differential pressure switch is used for fan status and dirty filter applications. A knob with pressure values on it allows the setpoint to be adjusted visually in the field. The plastic duct probe tubes, flexible silicon tubing and the mounting screws are included with all models.
Product Highlights:
- On/off dry max contact rating, 250V, 0.4 amps.
- Easy to adjust the set point using the scaled adjustment knob.
- Dial includes both ‘in WC’ markings as well as Metric marks in Pascals.
- Silicon tubing will not become brittle over time and at low temperatures.
- Comes with everything you need: switch, pipes & tubes, screws.
$11.00 - $11.00
Available Options:
| Thumbnail | SKU | Description | Stock | Price | Quantity | |
|---|---|---|---|---|---|---|
 | PSN20-200A | Differential air pressure switch, 20-200Pa/0.8 in wc, on/off, max contact rating: 250V, 0.4 amps | 80 in stock | $11.00 | ||
 | DIFP1 | Differential Pressure Tube Kit, including 2m clear pvc tubing, 2 duct mounting kit and 4 screws.
| 58 in stock | $3.00 | ||
| | PSN30-300A | Differential air pressure switch, 30-300Pa/1.2 in wc, on/off, max contact rating: 250V, 0.4 amps | 115 in stock | $11.00 | ||
| | PSN40-400A | Differential air pressure switch, 40-400Pa/1.6 in wc, on/off,max contact rating: 250V, 0.4 amps
| 100 in stock | $11.00 |
Dimension：
Dail:
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