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RANCO Pneumatic Thermostat: -34°F to 67°F (MPN A22-391). Key specifications — Brand: RANCO. - Proportional Temperature Controls
RANCOProportional Temperature Controls

RANCO Pneumatic Thermostat: -34°F to 67°F (MPN A22-391). Key specifications — Brand: RANCO.

SKU 3G-OTH-67695

Brand
RANCO
Item
Pneumatic Thermostat: -34°F to 67°F
Category
Proportional Temperature Controls
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Technical Specifications

RANCO
Manufacturer Part Number
A22-391
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RANCO Products
3G Electric (S) Pte. Ltd. — Singapore

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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