Description
801111302 JD-2 Air Pressure Switch, 0.1" to 4" W.C. (Grey Spring)
The JD-2 Air Pressure Switch (with grey spring) is designed to provide precise control and monitoring of low air pressures in HVAC and burner systems. The grey spring corresponds to a setpoint range of 0.1" to 4" W.C., making it ideal for air proving and draft sensing applications.
Key Features
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Grey spring model for 0.1" to 4" W.C. pressure range
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Accurate and reliable pressure switching for low-pressure air systems
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Ideal for air proving, fan interlock, and draft detection
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Adjustable setpoint with visible scale
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Compact and rugged design with standard mounting configurations
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Suitable for both positive and negative pressure sensing
Technical Specifications
| Parameter | Details |
|---|---|
| Model | JD-2 (Grey Spring) |
| Part Number | 801111302 |
| Type | Air Pressure Switch |
| Pressure Range | 0.1" to 4" W.C. |
| Spring Color | Grey |
| Application | Air proving, HVAC, burner safety interlocks |
| Switch Type | SPDT (Single-Pole Double-Throw) |
| Setpoint Adjustment | Screw-adjustable with scale |
| Mounting | Standard bracket or flat mount |
| Electrical Ratings | Typically 5A @ 120/240 VAC (verify per unit) |
Ideal Applications
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Proving airflow in HVAC systems
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Draft sensing in burner and boiler control circuits
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Safety interlock in ventilation or combustion systems
