What is the Supco RCO220 1/2 relay used for?

The Supco RCO220 is a motor-control relay for HVAC refrigeration systems without run capacitors. Rated 1/2 hp at 115 VAC, it provides reliable starting and protection for air conditioning and refrigeration compressor motors in small to mid-size cooling equipment across Singapore and Southeast Asia.

What are the specifications of the Supco RCO220 relay?

The RCO220 features 115 VAC operation, 1/2 hp rating, Quick Connect terminal mounting, and is part of Supco's ICG relay series. It is engineered for refrigeration systems that operate without run capacitors, ensuring stable motor control and extended equipment lifespan in tropical climates.

Where can I buy the Supco RCO220 relay in Singapore?

3G Electric, an authorised industrial equipment distributor, stocks the Supco RCO220 (SKU: COP02016) for delivery across Singapore. We handle full logistics, customs clearance, and door-to-door delivery, ensuring timely supply for your HVAC maintenance and replacement needs.

How do I select and install the RCO220 relay in my refrigeration system?

Verify your motor is rated 1/2 hp at 115 VAC and operates without a run capacitor before selecting the RCO220. Quick Connect terminals simplify installation; always isolate power, follow the OEM wiring diagram for your equipment, and test after mounting to ensure correct compressor starting sequence and protection.

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Supco Relay RCO220 1/2

Supco RCO220 relay for HVAC refrigeration systems without run capacitors, rated 1/2 hp at 115 VAC with Quick Connect mounting, designed for reliable motor control in air conditioning and refrigeration equipment.

SKU 3G-CBM-01267

Also listed as: COP 02016 · COP-02016

Brand

Supco

Item

Relay RCO220 1/2

Technical Specifications

Supco

type

RCO220 relay 

series

ICG

voltage

115 VAC 

mounting

Quick Connect 

hp rating

1/2

application

refrigeration systems without run capacitors 

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Supco Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

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

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3G Electric supplies Supco hvac equipment. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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