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JOHNSON CONTROLS Pressure Cut-Out Control: Low Limit, Manual Reset, 7 psi to 40 psi, Open on Fall - Single-Pressure Controls
JOHNSON CONTROLSSingle-Pressure Controls

JOHNSON CONTROLS Pressure Cut-Out Control: Low Limit, Manual Reset, 7 psi to 40 psi, Open on Fall

The JOHNSON CONTROLS Pressure Cut-Out Control: Low Limit (SKU 20RG48, MPN P20BB-1C) is a single-pressure control with a manual reset, operating from 7 psi to 40 psi. It features an SPST contact form rated at 277V AC…

SKU 3G-OTH-68989

Brand
JOHNSON CONTROLS
Item
Pressure Cut-Out Control: Low Limit, Manual Reset, 7 psi to 40 psi, Open on Fall
Category
Single-Pressure Controls
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Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
P20BB-1C
Type
Manual Reset, 7 psi to 40 psi, Open on Fall, SPST
Sweat
1/4 in
Contact Form
SPST
Rated Voltage
277V AC
Switch Action
Open on Fall
View Full Spec Sheet

Technical Documents

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

Product Description

The JOHNSON CONTROLS Pressure Cut-Out Control: Low Limit (SKU 20RG48, MPN P20BB-1C) is a single-pressure control with a manual reset, operating from 7 psi to 40 psi. It features an SPST contact form rated at 277V AC and a switch action of Open on Fall, with a 1/4 in Sweat connection.

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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