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Supco Thermostat: Commercial Refrigeration - Defrost Thermostats
SupcoDefrost Thermostats

Supco Thermostat: Commercial Refrigeration

The SUPCO SL5709 is a defrost thermostat designed for commercial refrigeration systems. It is compatible with Larkin brand and series equipment. This product is manufactured by SUPCO.

SKU 3G-OTH-67335

Brand
Supco
Item
Thermostat: Commercial Refrigeration
Category
Defrost Thermostats
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Technical Specifications

Supco
Manufacturer Part Number
SL5709
Compatible System Type
Commercial Refrigeration
Compatible with Brand and Series
Larkin
View Full Spec Sheet

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

Product Description

The SUPCO SL5709 is a defrost thermostat designed for commercial refrigeration systems. It is compatible with Larkin brand and series equipment. This product is manufactured by SUPCO.

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 SL5709 defrost thermostat used for?

The SUPCO SL5709 is a defrost thermostat used in commercial refrigeration systems to control defrost cycles. It is specifically compatible with Larkin brand and series equipment, helping prevent ice buildup on evaporator coils to maintain efficient cooling performance.

What are the specifications of the SUPCO SL5709?

The SUPCO SL5709 is a commercial refrigeration defrost thermostat manufactured by SUPCO. It is compatible with Larkin brand and series equipment. The manufacturer part number is SL5709. It is designed for use in commercial refrigeration systems to manage defrost cycles.

Where to buy the SUPCO SL5709 worldwide?

You can source the SUPCO SL5709 defrost thermostat through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this part.

How to install the SUPCO SL5709 defrost thermostat?

To install the SUPCO SL5709, first disconnect power to the refrigeration system. Mount the thermostat in the evaporator coil area, ensuring proper sensor placement. Connect wiring per the manufacturer's diagram, typically using the SUPCO-provided terminals. Always follow standard refrigeration safety practices.

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

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