Ensure premium thermal management and long-term operating durability with the Danfoss SC21G. Engineered to deliver consistent and smooth compression, this 1 HP heavy-duty commercial compressor relies on a precise internal mechanism featuring a massive 21cc displacement pump deck. This simplified layout minimizes routine mechanical wear, drastically limits acoustic noise output, and cuts down on structural system vibration compared to legacy generic engines, all while maintaining an eco-conscious industrial-grade efficiency profile. Perfect for maintenance engineers, HVAC technicians, and facility management teams across Lagos, this robust workhorse is designed to tolerate tough field conditions, including massive ambient cold room pull-down loads and continuous runtime demands. The unit comes factory-charged with premium lubrication oil to ensure reliable mechanical lubrication in demanding high-load R134a environments. Standard copper suction and discharge connection stubs make certain that technicians can pull a clean, completely leak-proof braze line during drop-in field installation.
Technical Specifications
| Specification | Value |
| Brand | Danfoss (Secop) |
| Model Family | SC-Heavy Industrial Reciprocating |
| Model Number | SC21G (COMROT-DNFS08) |
| Horsepower (HP) | 1.0 HP (Full Heavy Duty Class) |
| Refrigerant Compatibility | R134a Only |
| Voltage / Phase / Freq | 220-240V / 1-Phase / 50Hz |
| Application Type | Medium/High Back Pressure Walk-In Cold Rooms |
| Suction Connection Size | 3/8″ OD Heavy Duty Stub |
| Discharge Connection Size | 5/16″ OD Heavy Duty Stub |
| Oil Type | Polyolester (POE) / High-Capacity Mix |
Shipping & Logistics Data
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Net Weight: ~13.5 kg
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Gross Shipping Weight (with protective packaging): ~14.2 kg
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Product Dimensions: 31.0 cm × 21.0 cm × 26.0 cm (Box Dimensions)










