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Supco Hard Start Kit: 2 Wire - Hard Start Kits
SupcoHard Start Kits

Supco Hard Start Kit: 2 Wire

The Supco SPP5 Hard Start Kit is a 2-wire start assist device designed for reciprocating compressors. It features a Positive Temperature Coefficient (PTC) relay and operates with a control voltage of 90-277V AC…

SKU 3G-OTH-67718

Brand
Supco
Item
Hard Start Kit: 2 Wire
Category
Hard Start Kits
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Technical Specifications

Supco
Brand
SUPCO
Control Voltage
90-277V AC
For Compressor Type
Reciprocating
Manufacturer Part Number
SPP5
For Cooling Capacity Range
1/2 to 5 ton
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Supco Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Supco SPP5 Hard Start Kit is a 2-wire start assist device designed for reciprocating compressors. It features a Positive Temperature Coefficient (PTC) relay and operates with a control voltage of 90-277V AC, providing a capacitance range of 43-53 MFD. This kit is suitable for cooling capacities from 1/2 to 5 tons and supports compressor horsepower from 1/2 to 10 hp.

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

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