SupcoHVAC Equipment
Supco Starter SPP 5
Supco Starter SPP 5 is a 3-wire mechanical potential relay hard start device for HVAC compressors, rated at 35 amps with voltage sensing and instant restart capabilities. It reduces inrush current during motor…
SKU 3G-CBM-01269
Also listed as: COP 04003 · COP-04003
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Supco Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
Supco Starter SPP 5 is a 3-wire mechanical potential relay hard start device for HVAC compressors, rated at 35 amps with voltage sensing and instant restart capabilities. It reduces inrush current during motor startup in air conditioning and refrigeration systems.
Used in
Common applications for SupcoCommercial 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 hvac equipment. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
