Wells / AIR-SOURCE HEAT PUMP
WOS-18PRE/230
WOS Series · EPA record 3712265
Source checked Sep 21, 2026
Performance & equipment details
Values below belong to EPA record 3712265. 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 | 20.40 |
| EER2 · BTU/Wh | 12.50 |
| HSPF2 · BTU/Wh | 10.30 |
| Cooling capacity · BTU/h | 17000 |
| Heating capacity at 47°F / 8.3°C · BTU/h | 19000 |
| Heating capacity at 17°F / −8.3°C · BTU/h | 14400 |
| Heating capacity at 5°F / −15°C · BTU/h | 17000 |
| COP at 5°F / −15°C | 1.86 |
| Equipment / loop type | HP - Mini or Multi Split |
| Refrigerant / source-reported GWP | R-454B (GWP:470 | Lower GWP) |
| Compressor staging | Continuously variable |
| Connected capability | No |
This listed system
These ratings apply to the listed configuration. Changing a component may change performance.
Outdoor unit
+WOS-18PRE/230Indoor unit
WIFC-18MOC/230AHRI reference 215864088 · reported by ENERGY STAR; no direct AHRI data connection.
All source records for WOS-18PRE/230 →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 | 3712265 | EPA Sep 21, 2026 |
| markets | United States, Canada | EPA Sep 21, 2026 |
| cop at 5 f | 1.86 | EPA Sep 21, 2026 |
| eer2 btu wh | 12.50 | EPA Sep 21, 2026 |
| series name | WOS Series | EPA Sep 21, 2026 |
| cold climate | Yes | EPA Sep 21, 2026 |
| hspf2 btu wh | 10.30 | EPA Sep 21, 2026 |
| model number | WOS-18PRE/230 | EPA Sep 21, 2026 |
| product type | HP - Mini or Multi Split | EPA Sep 21, 2026 |
| seer2 btu wh | 20.40 | EPA Sep 21, 2026 |
| date certified | 2024-10-24T00:00:00.000 | EPA Sep 21, 2026 |
| manufacturer type | System Manufacturer | EPA Sep 21, 2026 |
| compressor staging | Continuously variable | EPA Sep 21, 2026 |
| energy star partner | Wells Plumbing and Heating Supplies, Inc. | EPA Sep 21, 2026 |
| connected capability | No | EPA Sep 21, 2026 |
| refrigerant with gwp | R-454B (GWP:470 | Lower GWP) | EPA Sep 21, 2026 |
| ahri reference number | 215864088 | EPA Sep 21, 2026 |
| cooling capacity btu h | 17000 | EPA Sep 21, 2026 |
| indoor unit brand name | Wells | EPA Sep 21, 2026 |
| outdoor unit brand name | Wells | EPA Sep 21, 2026 |
| date available on market | 2024-10-12T00:00:00.000 | EPA Sep 21, 2026 |
| indoor unit model number | WIFC-18MOC/230 | EPA Sep 21, 2026 |
| energy star model identifier | ES_1150180_WOS-18PRE/230_10122024035922_1605731 | EPA Sep 21, 2026 |
| heating capacity at 5 f btu h | 17000 | EPA Sep 21, 2026 |
| meets most efficient criteria | Yes | EPA Sep 21, 2026 |
| heating capacity at 17 f btu h | 14400 | EPA Sep 21, 2026 |
| heating capacity at 47 f btu h | 19000 | EPA Sep 21, 2026 |
| meets peak cooling requirements | Yes | EPA Sep 21, 2026 |