BOCK EX-HG12P/75-4 S
ATEX2G
German semi-hermetic compressors for transport refrigeration, heat pumps, and bus air-conditioning.
Specifications
- Compression technology: Reciprocating
- Configuration: Single
- Enclosure / drive: Semi-Hermetic
- Cylinders: 2
- Variable speed: Fixed-Speed
- Hazardous-area certification: ATEX/Ex Certified
- Product category: compressor
Qualified refrigerants & capacity
Capacity (kW) evaluated at standard conditions: ULT (-60/45 °C), LT (-35/45 °C), MT (-10/45 °C), HT (-5/45 °C).
| Refrigerant | ULT | LT | MT | HT |
|---|---|---|---|---|
| R134a | — | — | 0.0 | 0.0 |
| R22 | — | 0.0 | 0.0 | 0.0 |
| R404A | — | 0.0 | 0.0 | 0.0 |
| R407C | — | — | 0.0 | 0.0 |
| R407F | — | — | 0.0 | 0.0 |
| R448A | — | 0.0 | 0.0 | 0.0 |
| R449A | — | 0.0 | 0.0 | 0.0 |
| R450A | — | — | 0.0 | 0.0 |
| R452A | — | 0.0 | 0.0 | 0.0 |
| R513A | — | — | 0.0 | 0.0 |
Related BOCK models
- EX-HG12P/110-4
- EX-HG12P/110-4 HC
- EX-HG12P/110-4 S
- EX-HG12P/110-4 S HC
- EX-HG12P/60-4 S
- EX-HG12P/60-4 S HC
- EX-HG12P/75-4
- EX-HG12P/75-4 HC
Frequently asked questions
What refrigerants does the BOCK EX-HG12P/75-4 S support?
The BOCK EX-HG12P/75-4 S is qualified for R134a, R22, R404A, R407C, R407F, R448A, R449A, R450A, R452A, R513A. Capacity values at standard ULT (-60/45 °C), LT (-35/45 °C), MT (-10/45 °C) and HT (-5/45 °C) conditions are listed in the table above for each refrigerant.
What is the cooling capacity of the BOCK EX-HG12P/75-4 S?
Running on R134a, the BOCK EX-HG12P/75-4 S delivers 0.0 kW at MT, 0.0 kW at HT. Use the Benchmark tool to evaluate capacity at your exact SST/SDT and superheat conditions.
Is the BOCK EX-HG12P/75-4 S a atex2g?
Yes — the BOCK EX-HG12P/75-4 S is classified as a atex2g in the DigiEntropy taxonomy. Browse other atex2gs from BOCK on the brand page.
Can the BOCK EX-HG12P/75-4 S be retrofit to a lower-GWP refrigerant under EU F-Gas Regulation 2024/573?
Open the F-Gas Retrofit tool with this model pre-selected to see drop-in alternatives ranked by capacity match, COP, GWP, PFAS impact, and 2026/2030/2035 phase-out timeline.
What polynomial standard is the BOCK EX-HG12P/75-4 S performance data based on?
Capacity, power, and current polynomials follow EN 12900 (10-coefficient bivariate in SST/SDT) for European-origin brands and AHRI 540 for North American brands. Coefficients are normalized into a common form for cross-brand comparison. Fit your own data in the Polynomial Fitter tool.
Find equivalents · F-Gas retrofit path · Open in Benchmark · All BOCK models