Copeland YB21K1E-TFD
YB*K1 Summit (K5)
The Scroll and Discus legacy — commercial refrigeration, HVAC, and heat pump compressors.
Specifications
- Compression technology: Scroll
- Configuration: Single
- Enclosure / drive: Hermetic
- Variable speed: Fixed-Speed
- Hazardous-area certification: No
- 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 |
|---|---|---|---|---|
| R1234yf | — | — | 0.0 | 0.0 |
| R134a | — | — | 0.0 | 0.0 |
| R404A | — | — | 0.01 | 0.01 |
| R407A | — | — | 0.01 | 0.01 |
| R407C | — | — | 0.01 | 0.01 |
| R407F | — | — | 0.01 | 0.01 |
| R448A | — | — | 0.01 | 0.01 |
| R449A | — | — | 0.01 | 0.01 |
| R450A | — | — | 0.0 | 0.0 |
| R454A | — | — | 0.01 | 0.01 |
| R454C | — | — | 0.01 | 0.01 |
| R455A | — | — | 0.01 | 0.01 |
| R513A | — | — | 0.0 | 0.0 |
Related Copeland models
Frequently asked questions
What refrigerants does the Copeland YB21K1E-TFD support?
The Copeland YB21K1E-TFD is qualified for R1234yf, R134a, R404A, R407A, R407C, R407F, R448A, R449A, R450A, R454A, R454C, R455A, 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 Copeland YB21K1E-TFD?
Running on R404A, the Copeland YB21K1E-TFD delivers 0.01 kW at MT, 0.01 kW at HT. Use the Benchmark tool to evaluate capacity at your exact SST/SDT and superheat conditions.
Is the Copeland YB21K1E-TFD a yb*k1 summit (k5)?
Yes — the Copeland YB21K1E-TFD is classified as a yb*k1 summit (k5) in the DigiEntropy taxonomy. Browse other yb*k1 summit (k5)s from Copeland on the brand page.
Can the Copeland YB21K1E-TFD 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 Copeland YB21K1E-TFD 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 Copeland models