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Supco SMR440 Single-Pressure Encapsulated Control Switch - Single-Pressure Encapsulated Control Switches
SupcoSingle-Pressure Encapsulated Control Switches

Supco SMR440 Single-Pressure Encapsulated Control Switch

The Supco SMR440 is a single-pressure encapsulated control switch configured as a high-pressure control with a high-limit, manual-reset function and a 1/4 in flare connection. This device operates with a rated…

SKU 3G-OTH-68669

Also listed as: SMR 440 · SMR-440

Brand
Supco
Item
SMR440 Single-Pressure Encapsulated Control Switch
Part Number
SMR440
Category
Single-Pressure Encapsulated Control Switches
Available to Order
Also known as:SMR440Supco
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Worldwide Shipping
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Technical specs
1-Day Quote
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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

Compliance & shipping

Hazardous material
Not classified as hazardous
California Prop 65 warning
No warning recorded
Licence required
No licence required
Safety Data Sheet
Not available
Special shipping
Ships under standard freight

Technical Specifications

Supco
Manufacturer Part Number
SMR440
Standards
CE; UL Listed
Reset Type
Manual Reset
Application
High Limit
Catalog Page
N/A
Product Type
High Pressure Control
Rated Voltage
12V DC; 36V DC; 6V DC
Country of Origin
China (subject to change)
Process Connection
1/4 in Flare
Rated Voltage Range
6 to 32V DC
Pressure Connection Size
1/4 in
Pressure Connection Type
Flare
Electrical Connection Type
Hardwired
Maximum Operating Temperature
149 °F
Minimum Operating Temperature
-31 °F

Technical Documents

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

Product Description

The Supco SMR440 is a single-pressure encapsulated control switch configured as a high-pressure control with a high-limit, manual-reset function and a 1/4 in flare connection. This device operates with a rated voltage of 6V DC. It is designed for use in industrial equipment applications requiring a manual-reset high-pressure limit switch.

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 Supco SMR440 high pressure control used for?

The Supco SMR440 is a single-pressure encapsulated control switch used as a high-limit, manual-reset device in industrial equipment. It protects systems by shutting down operation when pressure exceeds a set limit, requiring manual reset to restart. Common applications include refrigeration, HVAC, and process machinery where a reliable high-pressure cutoff is needed.

What are the specifications of the Supco SMR440?

The Supco SMR440 is a high-pressure control switch with a high-limit, manual-reset function and a 1/4 in flare connection. It operates at a rated voltage of 6V DC. The manufacturer part number is SMR440, and it is designed for single-pressure encapsulated control applications in industrial equipment.

Where to buy the Supco SMR440 worldwide?

You can source the Supco SMR440 through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine Supco components for industrial applications.

How to install the Supco SMR440 high pressure control?

Install the Supco SMR440 by connecting the 1/4 in flare fitting to the system's pressure line. Ensure the electrical circuit is de-energized before wiring the 6V DC rated contacts. Mount the switch in a location accessible for manual reset. Follow standard industrial safety practices and consult the equipment manual for specific pressure settings.

Used in

Common applications for Supco
Commercial refrigeration maintenance — Supco SL5709 defrost thermostat for Larkin evaporator coils
HVAC system troubleshooting — Supco IG418 universal hot surface igniter for gas furnace replacement
Condensate management in negative pressure systems — Supco NPW1H drain trap for rooftop units
Temperature and sound logging in cold storage — Supco CR4 circular chart recorder for compliance documentation
Compressor protection in light industrial cooling — Supco CSS-25U hard-start device for inrush current control
Safety limit control in heating appliances — Supco SHM350 surface-mount limit control for over-temperature shutdown
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Supco Products

3G Electric supplies Supco single-pressure encapsulated control switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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