SupcoHVAC Equipment
Supco Electronic manometer DDM55
Supco DDM55 is a dual digital manometer for HVAC applications, measuring pressure differentials across -55 to +55 inch water column with 0.01 inch resolution. Its dual inputs and data-hold function support field…
SKU 3G-CBM-01299
Also listed as: COP 14032 · COP-14032
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Supco Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
Supco DDM55 is a dual digital manometer for HVAC applications, measuring pressure differentials across -55 to +55 inch water column with 0.01 inch resolution. Its dual inputs and data-hold function support field diagnostics and system balancing.
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.
