Description
The Johnson Controls P74EA-8 is a heavy-duty differential pressure control designed for reliable pressure-sensing and switching in commercial HVAC and refrigeration systems. Featuring a snap-acting SPDT switching action, this control responds quickly and decisively to pressure changes, making it ideal for protecting compressors, fans, and other critical equipment.
Key Features
- SPDT (Single-Pole, Double-Throw) snap-acting switch for fast, reliable response
- Adjustable pressure differential range: 2 PSI to 26 PSI
- Fixed switch differential: 3.5 PSI
- 36″ capillary with 1/4″ flare nut connections for flexible installation
- Durable brass bellows construction for long service life
- High-capacity 16 Amp rating at 208–600 VAC/VDC
Specifications
- SKU: P74EA-8
- Brand: Johnson Controls
- Switch Type: SPDT, Snap Acting
- Adjustable Pressure Differential Range: 2 PSI to 26 PSI
- Fixed Switch Differential: 3.5 PSI
- Capillary Length: 36″
- Connection: 1/4″ Flare Nut
- Bellows Material: Brass
- Electrical Rating: 16 Amp, 208–600 VAC/VDC
Applications
- Commercial refrigeration and air conditioning systems
- Compressor protection and control
- Fan cycling and equipment sequencing
- Industrial process pressure monitoring and switching
Built to Johnson Controls’ exacting standards, the P74EA-8 delivers dependable differential pressure control in demanding environments. Its wide voltage range (208–600 VAC/VDC) and robust 16-amp switching capacity make it suitable for a broad range of commercial and light industrial HVAC applications.
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