We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
Image not available
SupcoSingle-Pressure Encapsulated Control Switches

Supco Pressure Switch: High Limit, Manual Reset, 375 psi to 375 psi, Open on Rise

The SUPCO SMR375 is a single-pressure encapsulated control switch designed as a high-limit pressure switch. It features a manual reset, SPST contact form, and a switch action of Open on Rise with a pressure set point…

SKU 3G-OTH-68383

Brand
Supco
Item
Pressure Switch: High Limit, Manual Reset, 375 psi to 375 psi, Open on Rise
Category
Single-Pressure Encapsulated Control Switches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Supco
Manufacturer Part Number
SMR375
Type
Manual Reset, 375 psi to 375 psi, Open on Rise, SPST
Contact Form
SPST
Rated Voltage
12V DC
Switch Action
Open on Rise
Pressure Set Point
375 psi to 375 psi
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The SUPCO SMR375 is a single-pressure encapsulated control switch designed as a high-limit pressure switch. It features a manual reset, SPST contact form, and a switch action of Open on Rise with a pressure set point of 375 psi to 375 psi. This device operates at a rated voltage of 12V DC.

Used in

Common applications for Supco
Commercial refrigeration display cases — Supco RO82 relay and CSS-25U starter for compressor motor control without run capacitors
Medium-load HVAC systems — Supco SPP 6/SPP 8 hard-start devices to reduce compressor inrush current and extend motor lifespan
Cold-chain pharmaceutical and food storage — SL300TH temperature–humidity data logger for continuous monitoring and regulatory documentation
Refrigerant service operations — Piercing valves and perforator cocks in 1/2" and 5/8" sizes for fast, non-invasive line access
Compressor thermal management — Universal Compressor Door for reducing shell temperature and improving efficiency in hot ambient conditions
Retrofit and field repairs — Supco controls with Quick Connect terminals for rapid installation in legacy refrigeration circuits

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
Pressure Switch: Low Limit, Auto Reset, 10 psi to 25 psi, Open on Rise, SPST (MPN SLP1025). Key specifications — Brand: SUPCO; Manufacturer Part Number: SLP1025; Contact Form: SPST; Rated Voltage: 120V AC; Switch Action: Open on Rise.
Supco
Pressure Switch: Low Limit, Auto Reset, 10 psi to 25 psi, Open on Rise, SPST (MPN SLP1025). Key specifications — Brand: SUPCO; Manufacturer Part Number: SLP1025; Contact Form: SPST; Rated Voltage: 120V AC; Switch Action: Open on Rise.
High Pressure Control: High Limit, Auto Reset, 200 psi to 300 psi, Close on Fall, SPST (MPN SHP300200). Key specifications — Brand: SUPCO; Manufacturer Part Number: SHP300200; Contact Form: SPST; Rated Voltage: 24V AC; Switch Action: Close on Fall.
Supco
High Pressure Control: High Limit, Auto Reset, 200 psi to 300 psi, Close on Fall, SPST (MPN SHP300200). Key specifications — Brand: SUPCO; Manufacturer Part Number: SHP300200; Contact Form: SPST; Rated Voltage: 24V AC; Switch Action: Close on Fall.
High Pressure Control: High Limit, Manual Reset, 1/4 in Flare (MPN SMR410). Key specifications — Brand: SUPCO; Manufacturer Part Number: SMR410; Rated Voltage: 6V DC.
Supco
High Pressure Control: High Limit, Manual Reset, 1/4 in Flare (MPN SMR410). Key specifications — Brand: SUPCO; Manufacturer Part Number: SMR410; Rated Voltage: 6V DC.
High Pressure Control: High Limit, Manual Reset, 1/4 in Flare (MPN SMR575). Key specifications — Brand: SUPCO; Manufacturer Part Number: SMR575; Rated Voltage: 6V DC.
Supco
High Pressure Control: High Limit, Manual Reset, 1/4 in Flare (MPN SMR575). Key specifications — Brand: SUPCO; Manufacturer Part Number: SMR575; Rated Voltage: 6V DC.
Pressure Switch: Low Limit, Auto Reset, 75 psi to 75 psi, Open on Fall, SPST, 1/4 in Female Flare (MPN SLP75100). Key specifications — Brand: SUPCO; Manufacturer Part Number: SLP75100; Contact Form: SPST; Rated Voltage: 24V AC; Switch Action: Open on Fall; Pressure Set Point: 75 psi to 75 psi.
Supco
Pressure Switch: Low Limit, Auto Reset, 75 psi to 75 psi, Open on Fall, SPST, 1/4 in Female Flare (MPN SLP75100). Key specifications — Brand: SUPCO; Manufacturer Part Number: SLP75100; Contact Form: SPST; Rated Voltage: 24V AC; Switch Action: Open on Fall; Pressure Set Point: 75 psi to 75 psi.
Supco
Supco
Pressure Switch: Fan Cycling, Auto Reset, 170 psi to 250 psi, Close on Rise, SPST (MPN SFC170250). Key specifications — Brand: SUPCO; Manufacturer Part Number: SFC170250; Contact Form: SPST; Rated Voltage: 240V AC; Switch Action: Close on Rise.

More from Supco

View all Supco parts →
Pressure Switch: Fan Cycling, Auto Reset, 150 psi to 225 psi, Close on Rise, SPST (MPN SFC150225). Key specifications — Brand: SUPCO; Manufacturer Part Number: SFC150225; Contact Form: SPST; Rated Voltage: 120V AC; Switch Action: Close on Rise.
Supco
Pressure Switch: Fan Cycling, Auto Reset, 150 psi to 225 psi, Close on Rise, SPST (MPN SFC150225). Key specifications — Brand: SUPCO; Manufacturer Part Number: SFC150225; Contact Form: SPST; Rated Voltage: 120V AC; Switch Action: Close on Rise.
Pressure Switch: Fan Cycling, Auto Reset, 210 psi to 275 psi, Close on Rise, SPST (MPN SFC210275). Key specifications — Brand: SUPCO; Manufacturer Part Number: SFC210275; Contact Form: SPST; Rated Voltage: 24V AC; Switch Action: Close on Rise.
Supco
Pressure Switch: Fan Cycling, Auto Reset, 210 psi to 275 psi, Close on Rise, SPST (MPN SFC210275). Key specifications — Brand: SUPCO; Manufacturer Part Number: SFC210275; Contact Form: SPST; Rated Voltage: 24V AC; Switch Action: Close on Rise.
High Pressure Control: High Limit, Auto Reset, 475 psi to 600 psi, Open on Rise, SPST (MPN SHP600475). Key specifications — Brand: SUPCO; Manufacturer Part Number: SHP600475; Contact Form: SPST; Rated Voltage: 24V AC; Switch Action: Open on Rise.
Supco
High Pressure Control: High Limit, Auto Reset, 475 psi to 600 psi, Open on Rise, SPST (MPN SHP600475). Key specifications — Brand: SUPCO; Manufacturer Part Number: SHP600475; Contact Form: SPST; Rated Voltage: 24V AC; Switch Action: Open on Rise.
High Pressure Control: High Limit, Manual Reset, 1/4 in Flare (MPN SMR610). Key specifications — Brand: SUPCO; Manufacturer Part Number: SMR610; Rated Voltage: 6V DC.
Supco
High Pressure Control: High Limit, Manual Reset, 1/4 in Flare (MPN SMR610). Key specifications — Brand: SUPCO; Manufacturer Part Number: SMR610; Rated Voltage: 6V DC.
Pressure Switch: Low Limit, Auto Reset, 5 psi to 20 psi, Open on Fall, SPST, 1/4 in Female Flare (MPN SLP0520). Key specifications — Brand: SUPCO; Manufacturer Part Number: SLP0520; Contact Form: SPST; Rated Voltage: 120V AC; Switch Action: Open on Fall.
Supco
Pressure Switch: Low Limit, Auto Reset, 5 psi to 20 psi, Open on Fall, SPST, 1/4 in Female Flare (MPN SLP0520). Key specifications — Brand: SUPCO; Manufacturer Part Number: SLP0520; Contact Form: SPST; Rated Voltage: 120V AC; Switch Action: Open on Fall.
High Pressure Control: High Limit, Manual Reset, 1/4 in Flare (MPN SMR440). Key specifications — Brand: SUPCO; Manufacturer Part Number: SMR440; Rated Voltage: 6V DC.
Supco
High Pressure Control: High Limit, Manual Reset, 1/4 in Flare (MPN SMR440). Key specifications — Brand: SUPCO; Manufacturer Part Number: SMR440; Rated Voltage: 6V DC.
Pressure Switch: Low Limit, Auto Reset, 5 psi to 30 psi, Open on Fall, SPST, 1/4 in Female Flare (MPN SLP0530). Key specifications — Brand: SUPCO; Manufacturer Part Number: SLP0530; Contact Form: SPST; Rated Voltage: 24V AC; Switch Action: Open on Fall.
Supco
Pressure Switch: Low Limit, Auto Reset, 5 psi to 30 psi, Open on Fall, SPST, 1/4 in Female Flare (MPN SLP0530). Key specifications — Brand: SUPCO; Manufacturer Part Number: SLP0530; Contact Form: SPST; Rated Voltage: 24V AC; Switch Action: Open on Fall.
Pressure Switch: Fan Cycling, Auto Reset, 200 psi to 240 psi, Close on Rise, SPST (MPN SFC200240). Key specifications — Brand: SUPCO; Manufacturer Part Number: SFC200240; Contact Form: SPST; Rated Voltage: 120V AC; Switch Action: Close on Rise; Pressure Set Point: 200 psi to 240 psi.
Supco
Pressure Switch: Fan Cycling, Auto Reset, 200 psi to 240 psi, Close on Rise, SPST (MPN SFC200240). Key specifications — Brand: SUPCO; Manufacturer Part Number: SFC200240; Contact Form: SPST; Rated Voltage: 120V AC; Switch Action: Close on Rise; Pressure Set Point: 200 psi to 240 psi.