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RANCO Single Pressure Control: Low Limit, Auto Reset, 10 in Hg to 100 psi, 10 psi to 40 psi - Single-Pressure Controls
RANCOSingle-Pressure Controls

RANCO Single Pressure Control: Low Limit, Auto Reset, 10 in Hg to 100 psi, 10 psi to 40 psi

The RANCO Single Pressure Control: Low Limit (MPN O10-1831) is a single-pressure control with an SPST contact form and a Close on Rise switch action. It operates with an auto reset and is rated for 120/240V AC. This…

SKU 3G-OTH-68870

Also listed as: O101831 · O10 1831

Brand
RANCO
Item
Single Pressure Control: Low Limit, Auto Reset, 10 in Hg to 100 psi, 10 psi to 40 psi
Category
Single-Pressure Controls
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Local availability & support

Delivery
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

RANCO
Manufacturer Part Number
O10-1831
Type
Auto Reset, 10 in Hg to 100 psi, 10 psi to 40 psi, Close on Rise
Contact Form
SPST
Rated Voltage
120/240V AC
Switch Action
Close on Rise

Technical Documents

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

Product Description

The RANCO Single Pressure Control: Low Limit (MPN O10-1831) is a single-pressure control with an SPST contact form and a Close on Rise switch action. It operates with an auto reset and is rated for 120/240V AC. This device is designed for low-limit pressure applications within its specified range.

Frequently Asked Questions

What is the RANCO O10-1831 single pressure control used for?

The RANCO O10-1831 is a low-limit single pressure control used in HVAC and refrigeration systems to monitor and maintain minimum pressure. It automatically resets and closes its SPST contacts on rising pressure, protecting compressors and preventing system damage in low-pressure conditions.

What are the specifications of the RANCO O10-1831?

The RANCO O10-1831 is a single pressure control with SPST contact form, rated for 120/240V AC. It features Close on Rise switch action and auto reset. The pressure range is 10 in Hg to 100 psi with a differential of 10 psi to 40 psi. The manufacturer part number is O10-1831.

Where to buy the RANCO O10-1831 worldwide?

3G Electric supplies the RANCO O10-1831 single pressure control worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this RANCO part to any country.

How to install the RANCO O10-1831 pressure control?

Install the RANCO O10-1831 by mounting it securely in a dry location near the pressure source. Connect the SPST contacts per the wiring diagram for 120/240V AC. Set the low-limit cut-in and differential per system requirements. Always follow local electrical codes and consult the manufacturer's manual for safe installation.

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 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
Single Pressure Control: Low Limit, Auto Reset, 10 in Hg to 100 psi, 10 psi to 40 psi, Close on Rise (MPN O16-527)
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Single Pressure Control: Low Limit, Auto Reset, 12 in Hg to 50 psi, 5 psi to 35 psi, Open on Fall (MPN O10-1402)
Single Pressure Control: Low Limit, Auto Reset, 10 in Hg to 100 psi, 10 psi to 40 psi, Open on Fall (MPN O10-1483)
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Single Pressure Control: Low Limit, Auto Reset, 10 in Hg to 100 psi, 10 psi to 40 psi, Open on Fall (MPN O10-1483)
Single Pressure Control: Low Limit, Auto Reset, 12 in Hg to 50 psi, 5 psi to 35 psi, Open on Fall (MPN O10-1401)
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Single Pressure Control: Low Limit, Auto Reset, 12 in Hg to 50 psi, 5 psi to 35 psi, Open on Fall (MPN O10-1401)

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