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RANCO A22-391 Pneumatic Thermostat, -34°F to 67°F - Proportional Temperature Controls
RANCOProportional Temperature Controls

RANCO A22-391 Pneumatic Thermostat, -34°F to 67°F

RANCO Proportional Temperature Controls.

SKU 3G-OTH-67695

Also listed as: A22391 · A22 391

Brand
RANCO
Item
A22-391 Pneumatic Thermostat, -34°F to 67°F
Category
Proportional Temperature Controls
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

RANCO
Manufacturer Part Number
A22-391

Technical Documents

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

Product Description

RANCO Proportional Temperature Controls.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the RANCO A22-391 pneumatic thermostat used for?

The RANCO A22-391 pneumatic thermostat is used for proportional temperature control in HVAC and industrial process systems. It regulates air or fluid temperature within a range of -34°F to 67°F, making it suitable for cold storage, refrigeration, and environmental chambers where precise pneumatic actuation is required.

What are the specifications of the RANCO A22-391 pneumatic thermostat?

The RANCO A22-391 is a pneumatic thermostat with a temperature range of -34°F to 67°F. It is a proportional temperature control device, model number A22-391, manufactured by RANCO. This unit is designed for use in pneumatic control systems requiring reliable, repeatable temperature regulation in commercial and industrial applications.

Where to buy the RANCO A22-391 pneumatic thermostat worldwide?

You can source the RANCO A22-391 pneumatic thermostat worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we provide competitive pricing and reliable sourcing for this RANCO proportional temperature control.

How to install the RANCO A22-391 pneumatic thermostat?

Install the RANCO A22-391 pneumatic thermostat by mounting it in a location with representative temperature, away from drafts or heat sources. Connect the pneumatic supply line per the manufacturer's instructions, ensuring proper pressure and tubing size. Calibrate the setpoint using the adjustment mechanism, and verify proportional response before system startup.

Used in

Common applications for RANCO
Commercial refrigeration — RANCO A12-1506 constant differential defrost control for walk-in freezer defrost cycles
HVAC system protection — RANCO RHS-250150 high-limit pressure switch for overpressure safety in chillers
Industrial cooling — RANCO O12-1506 dual pressure control for monitoring suction and discharge pressures in refrigeration racks
Food storage — RANCO O10-1408 temperature control for maintaining -15°F to 40°F in cold storage rooms
Compressor protection — RANCO P30-3701 mechanical lube oil pressure control for Danfoss compressors in supermarket refrigeration
Refrigerant filtration — RANCO RBFD-163 liquid line filter drier for moisture removal in HCFC systems up to 50 tons

RANCO Products

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

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Cross-referenced by specification & description
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JOHNSON CONTROLS
This pneumatic thermostat provides single-temperature control for HVAC systems. It features direct action and a temperature control range of 12° to 28°C. Designed for vertical mounting, it includes a cover and has a 1 pipe, low volume air flow output. Suitable for zone temperature regulation in commercial buildings
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JOHNSON CONTROLS
This pneumatic thermostat is designed for heating and cooling applications in commercial HVAC systems. It features a 2-pipe, high-volume air flow output with a temperature control range of 55° to 85°F. Thermostat action is direct at 15 psig and reverse at 20 psig. Unit is for vertical mounting and does not include a cover
This pneumatic thermostat is designed for heating and cooling applications in commercial HVAC systems. It features a temperature control range of 55° to 85°F, with direct action at 15 psig and reverse action at 20 psig. The unit has 2 high-volume pipes for air flow output and is intended for vertical mounting (cover not included)
JOHNSON CONTROLS
This pneumatic thermostat is designed for heating and cooling applications in commercial HVAC systems. It features a temperature control range of 55° to 85°F, with direct action at 15 psig and reverse action at 20 psig. The unit has 2 high-volume pipes for air flow output and is intended for vertical mounting (cover not included)
Pneumatic thermostat for heating and cooling control in commercial HVAC systems. Direct action at 20 psig and reverse action at 15 psig. Two-pipe high-volume air flow output. Vertical mounting; cover not included
JOHNSON CONTROLS
Pneumatic thermostat for heating and cooling control in commercial HVAC systems. Direct action at 20 psig and reverse action at 15 psig. Two-pipe high-volume air flow output. Vertical mounting; cover not included
The JOHNSON CONTROLS T-4100-1 is a single-temperature pneumatic thermostat with a temperature control range of 55° to 85°F. It features direct action and a 1 pipe low volume air flow output. Designed for vertical mounting, it includes a cover. This thermostat is used in HVAC systems for regulating temperature in commercial buildings, controlling air flow to actuators or valves
JOHNSON CONTROLS
The JOHNSON CONTROLS T-4100-1 is a single-temperature pneumatic thermostat with a temperature control range of 55° to 85°F. It features direct action and a 1 pipe low volume air flow output. Designed for vertical mounting, it includes a cover. This thermostat is used in HVAC systems for regulating temperature in commercial buildings, controlling air flow to actuators or valves

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