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Johnson Controls duct pressure switches use differential air pressure to actuate electric switches at a pre-set actuation point. They are used to sense airflow in ducts. When used with electric strip heaters, they can open the circuit or de-energise the heaters as the airflow stops.
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F| Model | Item | Price (inc. GST) | |
|---|---|---|---|
| P70AA-205 | CR6BAH | SGD 337.80 |