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Supco Pressure Switch: Low Limit, Auto Reset, 5 psi to 20 psi, Open on Fall, SPST - Single-Pressure Encapsulated Control Switches
SupcoSingle-Pressure Encapsulated Control Switches

Supco Pressure Switch: Low Limit, Auto Reset, 5 psi to 20 psi, Open on Fall, SPST

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

Brand
Supco
Item
Pressure Switch: Low Limit, Auto Reset, 5 psi to 20 psi, Open on Fall, SPST
Category
Single-Pressure Encapsulated Control Switches
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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
View Full Spec Sheet

Technical Documents

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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.

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.

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