Sizing needs a load calculation
47,000 BTU is outside the room-size rows used by our ENERGY STAR-based sizing guide.
ACCA Manual J ↗
47,000 BTU heat pumpModel #: ES-48Z-M6C
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What the published numbers mean before you compare every spec.
47,000 BTU is outside the room-size rows used by our ENERGY STAR-based sizing guide.
ACCA Manual J ↗At 5°F, certified output is 38,000 BTU/h — 81% of its 47°F rating.
ENERGY STAR ↗The cited fields do not confirm a pre-charged line set or DIY-line designation for this model.
Voltage is not published in the sources we cite, so confirm it before choosing equipment.
HSPF2 10.6 is above the 10.0 average among 46 models in the same rounded capacity class.
ENERGY STAR ↗A qualified contractor’s load calculation calls for this capacity class.
You have not confirmed the voltage, room load, and installation requirements for this exact model.
Room guidance is a screening estimate for standard conditions. Check your room inputs; use Manual J for final sizing.
| Outdoor model number | ES-48Z-M6C |
|---|---|
| AHRI reference number | 216032386 |
| Series | ES |
| Heating capacity at 47F | 47,000 BTU/h |
| Heating capacity at 17F | 39,000 BTU/h |
| Heating capacity at 5F | 38,000 BTU/h |
| SEER2 | 20.4 |
| EER2 | 12 |
| HSPF2 | 10.6 |
Values marked ENERGY STAR come from the certification dataset; values marked Manufacturer spec come from the linked product documents.
The sources we cite do not publish these values for this model, so we leave them blank rather than guess.
Room-size guidance is a starting point, not a load calculation. Confirm sizing and installation requirements with a qualified contractor.
Check your room size