Ensure premium thermal management and long-term operating durability with the Danfoss SC18B. Engineered to deliver consistent and smooth compression, this 3/4 HP industrial low-temperature compressor relies on a precise internal mechanism backed by an embedded temperature safety circuit flag. This simplified layout minimizes routine mechanical wear, drastically limits acoustic noise output, and cuts down on structural system vibration compared to legacy low-temp units, all while maintaining an eco-conscious sub-zero heat extraction profile. Perfect for maintenance engineers, HVAC technicians, and facility management teams across Lagos, this robust workhorse is designed to tolerate tough field conditions, including deep sub-zero cabinet targets and continuous high-density vapor pressures. The unit comes factory-charged with premium Polyolester (POE) oil to ensure reliable mechanical lubrication in demanding freezing R404A/R507 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-Low Temp Freezer Reciprocating |
| Model Number | SC18B (COMROT-DNFS12) |
| Horsepower (HP) | 3/4 HP |
| Refrigerant Compatibility | R404A / R507 Only |
| Voltage / Phase / Freq | 220-240V / 1-Phase / 50Hz |
| Application Type | Low Back Pressure (LBP) Supermarket Freezer Aisles |
| Suction Connection Size | 3/8″ OD Heavy Duty Stub |
| Discharge Connection Size | 5/16″ OD Heavy Duty Stub |
| Oil Type | High-Purity Polyolester (POE) Oil |
Shipping & Logistics Data
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Net Weight: ~13.3 kg
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Gross Shipping Weight (with protective packaging): ~14.0 kg
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Product Dimensions: 31.0 cm × 21.0 cm × 25.0 cm (Box Dimensions)







