Ruud / AIR-SOURCE HEAT PUMP
RD17AZ48AJ3N
ULTRA SERIES · EPA record 4010125
Source checked Sep 21, 2026
Performance & equipment details
Values below belong to EPA record 4010125. Temperature points and test metrics are preserved as reported. Missing and zero values are not substituted with estimates.
| Metric or attribute | Source value |
|---|---|
| SEER2 · BTU/Wh | 17.00 |
| EER2 · BTU/Wh | 11.20 |
| HSPF2 · BTU/Wh | 8.50 |
| Cooling capacity · BTU/h | 45500 |
| Heating capacity at 47°F / 8.3°C · BTU/h | 48000 |
| Heating capacity at 17°F / −8.3°C · BTU/h | 33200 |
| Heating capacity at 5°F / −15°C · BTU/h | 26200 |
| COP at 5°F / −15°C | 2.30 |
| Equipment / loop type | HP - Split System |
| Refrigerant / source-reported GWP | R-410A (GWP:2088) |
| Compressor staging | Continuously variable |
| Connected capability | Yes |
This listed system
These ratings apply to the listed configuration. Changing a component may change performance.
Outdoor unit
+RD17AZ48AJ3NIndoor unit
+RCFZ4821STAAMRequired furnace
R921V1005A21M4AHRI reference 214837765 · reported by ENERGY STAR; no direct AHRI data connection.
All source records for RD17AZ48AJ3N →Specifications & provenance
Every value below is preserved from the source record. Checked Sep 21, 2026. Asterisks and other model wildcards are retained as published.
| Source field | Reported value | Evidence |
|---|---|---|
| pd id | 4010125 | EPA Sep 21, 2026 |
| markets | United States, Canada | EPA Sep 21, 2026 |
| cop at 5 f | 2.30 | EPA Sep 21, 2026 |
| dr protocol | OpenADR | EPA Sep 21, 2026 |
| eer2 btu wh | 11.20 | EPA Sep 21, 2026 |
| series name | ULTRA SERIES | EPA Sep 21, 2026 |
| cold climate | No | EPA Sep 21, 2026 |
| hspf2 btu wh | 8.50 | EPA Sep 21, 2026 |
| model number | RD17AZ48AJ3N | EPA Sep 21, 2026 |
| product type | HP - Split System | EPA Sep 21, 2026 |
| seer2 btu wh | 17.00 | EPA Sep 21, 2026 |
| connects using | Wi-Fi | EPA Sep 21, 2026 |
| date certified | 2026-06-02T00:00:00.000 | EPA Sep 21, 2026 |
| manufacturer type | System Manufacturer | EPA Sep 21, 2026 |
| compressor staging | Continuously variable | EPA Sep 21, 2026 |
| energy star partner | Rheem Sales Company, Inc. | EPA Sep 21, 2026 |
| connected capability | Yes | EPA Sep 21, 2026 |
| furnace model number | R921V1005A21M4 | EPA Sep 21, 2026 |
| refrigerant with gwp | R-410A (GWP:2088) | EPA Sep 21, 2026 |
| ahri reference number | 214837765 | EPA Sep 21, 2026 |
| cooling capacity btu h | 45500 | EPA Sep 21, 2026 |
| outdoor unit brand name | Ruud | EPA Sep 21, 2026 |
| date available on market | 2024-01-26T00:00:00.000 | EPA Sep 21, 2026 |
| indoor unit model number | RCFZ4821STAAM | EPA Sep 21, 2026 |
| installation capabilities | Test mode for manual measurements | EPA Sep 21, 2026 |
| energy star model identifier | ES_1071043_RD17AZ48AJ3N_02272025183207_28214837765 | EPA Sep 21, 2026 |
| heating capacity at 5 f btu h | 26200 | EPA Sep 21, 2026 |
| meets most efficient criteria | No | EPA Sep 21, 2026 |
| heating capacity at 17 f btu h | 33200 | EPA Sep 21, 2026 |
| heating capacity at 47 f btu h | 48000 | EPA Sep 21, 2026 |
| meets peak cooling requirements | Yes | EPA Sep 21, 2026 |
| communication hardware architecture | B - Manufacturer-specific external communication module(s) and/or device(s) | EPA Sep 21, 2026 |
| controls verification procedure cvp test | None | EPA Sep 21, 2026 |
| primary communication module device brand name | EcoNet | EPA Sep 21, 2026 |
| broadband connection needed for demand response | Yes | EPA Sep 21, 2026 |
| features enabled by primary communication module | Demand response via OpenADR with cloud-based VEN | EPA Sep 21, 2026 |
| primary communication module device model number | RETST601SAS | EPA Sep 21, 2026 |