Coldtech's Air-Cooled Hermetic Reciprocating Condensing Units (CDUs) are engineered for reliable and energy-efficient performance in commercial refrigeration applications. Featuring robust, hermetically sealed reciprocating compressors, these units ensure optimal cooling with minimal noise and maintenance. Their compact design allows for versatile installation, making them ideal for cold rooms, display cabinets, chillers, and more. Built with advanced protection mechanisms, they guarantee safe and uninterrupted operation, providing a dependable cooling solution for diverse environments.







Refrigerant | Phase | Model | Capacity in kW @ -5SST / R407c / 55 SDT |
R134a | 1phase | 1.3 | |
R404a | 1phase | CTCUR84MT2A | 2.2 |
R-407C | 1Phase | CTCUR22MS3A | 3.5 |
R-407C | 1Phase | CTCUR30MS3A | 4.7 |
R-407C | 3Phase | CTCUR21MT3A | 3.5 |
R-407C | 3Phase | CTCUR29MT3A | 4.7 |
R-407C | 3Phase | CTCUR41MT3A | 6 |
Refrigerant | Phase | Model | Capacity in kW @ -25SST / R404a / 55 SDT |
R-404A | 1 Phase | CTCUR43LS2A | 1 |
R-404A | 1 Phase | CTCUR75LS2A | 1.5 |
R-404A | 3Phase | CTCUR12LT2A | 2.3 |
R-404A | 1 Phase | CTCUR09LS2A | 2.4 |
R-404A | 1 Phase | CTCUR11LS2A | 3 |
R-404A | 3 Phase | CTCUR15LT2A | 2.4 |
R-404A | 3 Phase | CTCUR20LT2A | 3.5 |