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RANCO Pressure Switch: Low Limit, Auto Reset, 0 psi to 735 psi, 55 psi, Open on Fall - Single-Pressure Controls
RANCOSingle-Pressure Controls

RANCO Pressure Switch: Low Limit, Auto Reset, 0 psi to 735 psi, 55 psi, Open on Fall

The RANCO RHS-2580 is a single-pressure control low-limit pressure switch with an SPST contact form, rated for 36V DC. It features an Open on Fall switch action with a pressure set point range of 0 psi to 735 psi and…

SKU 3G-OTH-68532

Also listed as: RHS2580 · RHS 2580

Brand
RANCO
Item
Pressure Switch: Low Limit, Auto Reset, 0 psi to 735 psi, 55 psi, Open on Fall
Category
Single-Pressure Controls
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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
RHS-2580
Type
Auto Reset, 0 psi to 735 psi, 55 psi, Open on Fall, SPST
Contact Form
SPST
Rated Voltage
36V DC
Switch Action
Open on Fall
Pressure Set Point
0 psi to 735 psi
Pressure Differential
55 psi

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

Product Description

The RANCO RHS-2580 is a single-pressure control low-limit pressure switch with an SPST contact form, rated for 36V DC. It features an Open on Fall switch action with a pressure set point range of 0 psi to 735 psi and a fixed pressure differential of 55 psi, and is configured for auto reset.

Frequently Asked Questions

What is the RANCO RHS-2580 pressure switch used for?

The RANCO RHS-2580 is a low-limit pressure switch used in industrial refrigeration, HVAC, and process control systems to monitor and control pressure. It opens the circuit on a pressure fall, protecting compressors and pumps from low-pressure conditions, and automatically resets when pressure rises above the differential.

What are the specifications of the RANCO RHS-2580?

The RANCO RHS-2580 is an SPST pressure switch rated for 36V DC. It has a pressure set point range of 0 psi to 735 psi, a fixed pressure differential of 55 psi, and an Open on Fall switch action with auto reset. It is a single-pressure control for low-limit applications.

Where to buy the RANCO RHS-2580 worldwide?

You can source the RANCO RHS-2580 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; we supply genuine RANCO components for industrial applications.

How to install the RANCO RHS-2580 pressure switch?

Install the RANCO RHS-2580 by connecting it to the system's pressure port using appropriate fittings. Wire the SPST contacts for 36V DC control circuits, ensuring the Open on Fall action matches your low-limit safety logic. Set the pressure set point within the 0 psi to 735 psi range; the 55 psi differential is fixed. Always follow local electrical codes and system manufacturer guidelines.

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
Pressure Switch: Low Limit, Auto Reset, 0 psi to 735 psi, 15 psi, Open on Fall, SPST (MPN RHS-4560)
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Pressure Switch: Low Limit, Auto Reset, 0 psi to 735 psi, 30 psi, Open on Fall, SPST (MPN RHS-90120)
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Pressure Switch: High Limit, Auto Reset, 0 psi to 735 psi, 100 psi, Open on Fall, SPST (MPN RHS-480380)

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