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JOHNSON CONTROLS Single Pressure Control: High Limit, Auto Reset, 20 in Hg to 100 psi, 7 psi to 50 psi - Single-Pressure Controls
JOHNSON CONTROLSSingle-Pressure Controls

JOHNSON CONTROLS Single Pressure Control: High Limit, Auto Reset, 20 in Hg to 100 psi, 7 psi to 50 psi

The JOHNSON CONTROLS Single Pressure Control: High Limit (MPN P70CA-4C) is a single-pressure control with an SPST contact form, rated for 120V AC. It features an Open on Rise switch action and auto reset, with a…

SKU 3G-OTH-69576

Also listed as: P70CA4C · P70CA 4C

Brand
JOHNSON CONTROLS
Item
Single Pressure Control: High Limit, Auto Reset, 20 in Hg to 100 psi, 7 psi to 50 psi
Category
Single-Pressure Controls
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Local availability & support

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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
P70CA-4C
Type
Auto Reset, 20 in Hg to 100 psi, 7 psi to 50 psi, Open on Rise
Contact Form
SPST
Rated Voltage
120V AC
Switch Action
Open on Rise

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JOHNSON CONTROLS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JOHNSON CONTROLS Single Pressure Control: High Limit (MPN P70CA-4C) is a single-pressure control with an SPST contact form, rated for 120V AC. It features an Open on Rise switch action and auto reset, with a pressure range of 20 in Hg to 100 psi and a differential of 7 psi to 50 psi.

Frequently Asked Questions

What is the Johnson Controls P70CA-4C single pressure control used for?

The Johnson Controls P70CA-4C is a high-limit single pressure control used in HVAC and refrigeration systems to protect compressors and other equipment from overpressure. It opens the electrical circuit on a rise in pressure and auto-resets when pressure drops, ensuring safe operation.

What are the specifications of the Johnson Controls P70CA-4C?

The Johnson Controls P70CA-4C is a single pressure control with SPST contact form, rated for 120V AC. It has a pressure range of 20 in Hg to 100 psi and a differential of 7 psi to 50 psi. The switch action is Open on Rise with auto reset.

Where to buy the Johnson Controls P70CA-4C worldwide?

You can source the Johnson Controls P70CA-4C through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the Johnson Controls P70CA-4C pressure control?

Install the Johnson Controls P70CA-4C by mounting it securely to the refrigeration line or equipment. Connect the electrical wiring to the SPST contacts rated for 120V AC. Ensure the pressure sensing element is properly connected and the differential is set between 7 psi and 50 psi as required.

Used in

Common applications for JOHNSON CONTROLS
Industrial refrigeration — Johnson Controls P170SA-1C dual pressure control for compressor protection in ammonia or halocarbon systems
Chiller plant automation — Johnson Controls VA7810-HGA-2 electric globe valve actuator for modulating chilled water flow in VG7000 series valves
Pneumatic HVAC retrofit — Johnson Controls T-4002-302 conversion kit for upgrading existing Robertshaw thermostats in commercial buildings
Cooling tower water management — Johnson Controls V-4332-1007 pneumatically actuated diaphragm valve for 3-way diverting of water flow
Boiler fuel oil pressure monitoring — Johnson Controls P545NCB-25C electronic lube oil pressure control with alarm for burner management systems
Process pressure sensing — Johnson Controls P599AAPS105C pressure transmitter with IP67 rating for washdown zones in food and beverage plants

JOHNSON CONTROLS Products

3G Electric supplies JOHNSON CONTROLS single-pressure controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
High Pressure Control: High Limit, Auto Reset, 50 psi to 500 psi, 60 psi to 150 psi, Open on Rise (MPN P70CA-3C)
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High Pressure Control: High Limit, Auto Reset, 50 psi to 500 psi, 60 psi to 150 psi, Open on Rise (MPN P70CA-3C)
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Single Pressure Control: Low Limit, Auto Reset, 20 in Hg to 100 psi, 7 psi to 50 psi, Open on Rise (MPN P170CA-1C)
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Single Pressure Control: Low Limit, Auto Reset, 20 in Hg to 100 psi, 7 psi to 50 psi, Open on Fall (MPN P70AA-5C)
High Pressure Control: High Limit, Manual Reset, 50 psi to 500 psi, Close on Rise/Open on Rise, SPST (MPN P70KA-1C)
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High Pressure Control: High Limit, Manual Reset, 50 psi to 500 psi, Close on Rise/Open on Rise, SPST (MPN P70KA-1C)
High Pressure Control: High Limit, Manual Reset, 50 psi to 500 psi, Open on Rise, SPST (MPN P70DA-2C)
JOHNSON CONTROLS
High Pressure Control: High Limit, Manual Reset, 50 psi to 500 psi, Open on Rise, SPST (MPN P70DA-2C)

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