When it comes to multi-ton corporate HVAC maintenance or heavy industrial process cooling, the Danfoss SZ185 represents the gold standard in mechanical reliability. Designed with a signature heavy-duty scroll set, it eliminates complex multi-valve pistons common to older reciprocating models. This specialized internal engineering significantly dampens acoustic noise, minimizes structural pipe vibration, and guarantees excellent performance under demanding full-load operating conditions.
For commercial HVAC contractors and facility managers in Lagos, this 15 HP compressor acts as a premier, high-durability drop-in unit. It comes fully charged with premium 160SZ Polyolester (POE) oil, making it safe and efficient for eco-friendly R407C, R134a, and R404A refrigerant applications. It features robust connectivity configurations (available in both Rotolock threaded fittings and standard Brazed ODF versions) alongside an integrated oil sight glass and a 1/4″ flare oil drain port for effortless system oil checking and maintenance on-site.
Technical Specifications
| Specification | Value |
| Brand | Danfoss (Performer / Maneurop Series) |
| Model Family | SZ Scroll Series (Blue Shell) |
| Model Number | SZ185 (Commonly SZ185S4RC / SZ185S4CC) |
| Horsepower (HP) | 15.0 HP |
| Displacement @ 50Hz | 43.5 m³/h (Swept Volume: 249.9 cm³/rev) |
| Cooling Capacity | ~148,000 BTU/hr (at 50Hz) / up to 185,000 BTU/hr (at 60Hz) |
| Voltage / Phase / Freq | 380-415V / 3-Phase / 50Hz (Also covers 460V / 60Hz) |
| Approved Refrigerants | R407C, R134a, R404A, R507A, R513A |
| Application Type | High/Medium Temperature (Air Conditioning & Process Chilling) |
| Maximum Operating Current | 35.0 A |
| Locked Rotor Amps (LRA) | 175.0 A |
| Suction Connection Size | 2 1/4″ Rotolock (Accepts 1 3/8″ or 1 5/8″ ODF Sleeve) |
| Discharge Connection Size | 1 1/4″ Rotolock (Accepts 7/8″ or 1 1/8″ ODF Sleeve) |
| Oil Type & Volume | 160SZ POE Oil / 6.2 Liters (Extra large internal oil reserve) |
Shipping & Logistics Data
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Net Weight: 100.0 kg (220 lbs)
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Gross Shipping Weight (with industrial-grade wooden pallet base): ~106.0 to 111.0 kg
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Compressor Dimensions: 31.7 cm (Diameter) × 67.8 cm (Total Height)
















