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Supco Low Pressure Switch: Mfr Part # SLP90120 - Replacement HVACR Controls, Switches & Thermostats
SupcoReplacement HVACR Controls, Switches & Thermostats

Supco Low Pressure Switch: Mfr Part # SLP90120

Supco Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Low Pressure Switch.

SKU 3G-OTH-79714

Also listed as: SLP 90120 · SLP-90120

Brand
Supco
Item
Low Pressure Switch: Mfr Part # SLP90120
Category
Replacement HVACR Controls, Switches & Thermostats
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Supco
Manufacturer Part Number
SLP90120
Product Type
Low Pressure Switch

Technical Documents

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

Product Description

Supco Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Low Pressure Switch.

Frequently Asked Questions

What is the SUPCO SLP90120 low pressure switch used for?

The SUPCO SLP90120 low pressure switch is used in HVACR systems to monitor and control refrigerant pressure. It protects compressors by shutting down the system when pressure drops below a set point, preventing damage from low charge or other faults.

What are the specifications of the SUPCO SLP90120 low pressure switch?

The SUPCO SLP90120 is a low pressure switch with manufacturer part number SLP90120. It is designed for replacement HVACR controls and switches. For detailed pressure settings and electrical ratings, consult the product datasheet from Supco.

Where to buy the SUPCO SLP90120 low pressure switch worldwide?

You can source the SUPCO SLP90120 low pressure switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your HVACR needs.

How to install the SUPCO SLP90120 low pressure switch?

Install the SUPCO SLP90120 low pressure switch by first depressurizing the HVACR system. Mount the switch on the low-pressure side service port, connect electrical leads per the wiring diagram, and set the cut-in/cut-out pressures according to system requirements. Always follow Supco's installation guide.

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 replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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