kWh Index

Weathermaker PH5SAN536**AA*

At Nebraska energy prices this heat pump costs $16.56 per million BTU of heat. The register lists it in 22 configurations, and the ratings below are the range across all of them.

Computed from electricity at 13.25¢/kWh, the EIA average for NE in June 2026. A kilowatt-hour is 3412 BTU. This is a rate times a rating, not a prediction of your bill.

Against the alternatives, at Nebraska prices

Dollars per million BTU delivered into the house. Lower is cheaper to run; it says nothing about what the equipment costs to buy or install.

What the register says

Rating16.00 (15.20–16.00 across 22 configurations) SEER2
SEER2 (cooling efficiency)16.0
HSPF2 (heating efficiency)8.0
COP at 5 °F2.22
Nominal cooling capacity36,800 BTU/h
Capacity kept at 5 °F54% of its 47 °F rating
ENERGY STAR cold-climateNo
FuelElectricity
TypeHP - Split System
RefrigerantR-454B (GWP:470 | Lower GWP)
AHRI reference214139977
Published configurations22
Certified2026-06-16

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Sold under other names

The same model number certified under another brand. If you are holding quotes for two of these, you may be comparing the same unit twice.

Other Weathermaker heat pumps

The nearest by SEER2 rating.

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Source: ENERGY STAR certified product data, published by the U.S. EPA and used with attribution. This is a register of certified models, not of every model on the market. ENERGY STAR is a registered mark of the U.S. EPA; this site is not affiliated with or endorsed by EPA or DOE. This page is a record of a published certification; it is not an endorsement, not a quote, and not advice. Corrections.