We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
Supco SLP0520 Single-Pressure Encapsulated Control Switch - Single-Pressure Encapsulated Control Switches
SupcoSingle-Pressure Encapsulated Control Switches

Supco SLP0520 Single-Pressure Encapsulated Control Switch

The Supco SLP0520 is a low-limit single-pressure encapsulated control switch with an SPST contact form, rated for 120V AC. It features an auto-reset, open-on-fall switch action with a 5 psi to 20 psi range and a 1/4…

SKU 3G-OTH-68079

Also listed as: SLP 0520 · SLP-0520

Brand
Supco
Item
SLP0520 Single-Pressure Encapsulated Control Switch
Part Number
SLP0520
Category
Single-Pressure Encapsulated Control Switches
Available to Order
Also known as:SLP0520Supco
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

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

Supco
Manufacturer Part Number
SLP0520
Type
Auto Reset, 5 psi to 20 psi, Open on Fall, SPST
Contact Form
SPST
Female Flare
1/4 in
Rated Voltage
120V AC
Switch Action
Open on Fall

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 SLP0520 is a low-limit single-pressure encapsulated control switch with an SPST contact form, rated for 120V AC. It features an auto-reset, open-on-fall switch action with a 5 psi to 20 psi range and a 1/4 in female flare connection.

Frequently Asked Questions

What is the Supco SLP0520 pressure switch used for?

The Supco SLP0520 is a low-limit single-pressure encapsulated control switch used in HVAC and refrigeration systems to monitor and control pressure. It opens on a fall in pressure between 5 psi and 20 psi, with auto reset, protecting compressors and other components from low-pressure conditions.

What are the specifications of the Supco SLP0520?

The Supco SLP0520 is a low-limit pressure switch with SPST contact form, rated for 120V AC. It features auto reset, open-on-fall switch action, a 5 psi to 20 psi range, and a 1/4 in female flare connection. The manufacturer part number is SLP0520.

Where to buy the Supco SLP0520 worldwide?

The Supco SLP0520 is available to order 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.

How to install the Supco SLP0520 pressure switch?

To install the Supco SLP0520, connect the 1/4 in female flare to the system's pressure port. Ensure the electrical supply is off before wiring the SPST contacts to a 120V AC circuit. Mount the switch securely and verify the setpoint range (5 psi to 20 psi) matches your application.

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
Not sure this is the right part? Photo-identify it

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

More from Supco

View all Supco parts
Supco
Supco
Manual reset high-limit pressure switch with SPST contact form, open on rise at 375 psi. Rated for 12V DC. Encapsulated design for protection in HVAC and refrigeration systems
Supco
Supco
Single-pressure encapsulated control switch with high-limit, auto-reset function. Features a 1/4 in flare connection and is rated for 36V DC. Used as a compact pressure-limiting component in HVAC, refrigeration, and compressor protection systems
Supco
Supco
Single-pressure encapsulated control switch with SPST contact form, auto reset, and close-on-rise action. Operates over a pressure range of 170 psi to 250 psi, rated for 240V AC. Used in HVAC and refrigeration systems for fan cycling control to regulate head pressure

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first