Product details
Danfoss SM185S4CD Scroll Compressor | 15 HP
Product Description:
The Danfoss SM185S4CD (the designated after-sale replacement for the SM185-4CAI series) is engineered for heavy-duty cooling in demanding commercial and industrial environments. Specifically optimized for R22 refrigerant and mineral oil, this 15 HP unit is a dependable solution for maintaining large rooftop units, air-cooled chillers, and industrial HVAC systems throughout the UAE. Its advanced scroll technology ensures high energy efficiency and exceptionally quiet operation by minimizing mechanical friction. Built to thrive in the extreme high-ambient temperatures of the Middle East, the SM185S4CD features robust internal components and superior motor protection, providing consistent cooling capacity and long-term operational stability for critical infrastructure.
Key Features & Benefits:
- Reliable 15 HP Capacity: Engineered as a high-performance replacement for the SM185 series in large commercial installations.
- Extreme Weather Resilience: Built to maintain stable discharge temperatures even during the peak UAE summer heat.
- Optimized for R22 Systems: Designed for seamless integration into existing R22 cooling circuits with mineral oil compatibility.
- Low Noise & Vibration: Precision scroll sets ensure smooth operation, essential for rooftop installations near occupied spaces.
- Industrial Durability: Robust hermetic construction with internal safeguards against thermal and electrical fluctuations.
Technical Specifications :
| Specifications | Value |
| Manufacturer | Danfoss |
| Model Number | SM185S4CD (SM185-4CAI) |
| Compressor Type | Scroll (Hermetic) |
| Horsepower (HP) | 15 HP |
| Refrigerant(s) | R22 |
| Voltage / Phase | 380-400V / 3-Phase / 50Hz (460V / 60Hz) |
| Oil Type | Mineral Oil (160P) |
| Displacement | 249.2 cm³/rev |
| Cooling Capacity | ~43.2 kW (at Standard Rating) |
| Connection Type | Brazed (Solder) / ODF |
| Net Weight | ~103 kg |
FAQs:
- Q: Is the SM185S4CD a direct replacement for the SM185-4CAI?
- A: Yes, the SM185S4CD is the official technical successor and direct replacement for the SM185-4CAI in professional service applications.
- Q: Can this model be used with R407C?
- A: No. This SM model uses mineral oil for R22. For R407C, you must use the SZ series with POE oil.
- Q: Is this model 3-phase?
- A: Yes, it is a 3-Phase unit, compatible with the industrial power grid standards in the UAE.

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