Representative illustration of a ducted heat-pump condenser
Representative · ducted heat-pump condenser
Representative illustration — ducted heat-pump condenser (not the exact unit)
Bosch · IDS Light

Bosch BOVA-24HDN1-M15G

ducted heat pump · ~1.5 ton (18,000 BTU/h cooling) · indoor unit BWA-18WN1-M16

A ducted heat pump that still moves 1.81× more heat than the power it draws at 5°F.

ENERGY STAR Most Efficient Cold-climate designated Residential R-410A

Also sold as: Midea — the same certified unit under 2 brand labels (shared manufacturer).

1.81×
COP at 5°F

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At a glance

Who it's for

Homes in cold climates that want to heat with a heat pump instead of gas or oil.

The standout number

COP 1.81 at 5°F — it keeps working efficiently when it's frigid.

The catch

A DIY-listed unit still needs a licensed pro for the refrigerant hookup, permit and warranty.

The Verified Label — every certified spec

Verified LabelCertified performance & real operating cost
AHRI ref 212437267
certified 2026-06-09
status: Active

Efficiency ratings — source: AHRI / ENERGY STAR

SEER2 cooling seasonal efficiency16.1
EER2 cooling at 95°F, steady-state11.7
HSPF2 heating seasonal efficiency9

Capacity & the cold-climate truth — source: AHRI

Cooling capacity at 95°F outdoor18,000 BTU/h · ~1.5 ton
Heating capacity at 47°F outdoor18,000 BTU/h
Heating capacity at 17°F outdoor15,000 BTU/h
Heating capacity at 5°F the cold-climate truth — does it still heat when it's frigid?12,900 BTU/h
COP at 5°F heat moved per unit of power, at 5°F1.81×

Operating cost — computed by Verified HVAC Data

Heating cost

$20.92

per MMBtu of delivered heat, at U.S. average electricity prices

Vs. electric resistance

62%

cheaper to run than baseboard / strip heat ($55.19/MMBtu)

Computed from this unit's HSPF2 × EIA U.S. average electricity price. Your local price changes the answer — run it with your rates →

Refrigerant, staging & identity

RefrigerantGWP ≈ 2,088 (IPCC)R-410A
Compressor stagingContinuously variable
Cold-climate designationENERGY STAR Cold Climate
ENERGY STARMost Efficient
Outdoor modelBOVA-24HDN1-M15G
Indoor modelBWA-18WN1-M16
SegmentResidential
AHRI reference #212437267
Also sold as identical rebadged unitsMidea

How it ranks

Where this unit sits among the 12,239 heat pumps we track, on the two numbers that decide a heat pump. Percentiles are computed from our corpus (higher = better).

COP at 5°F

Better than 20%

of the 11,972 units with a published COP at 5°F

HSPF2

Better than 31%

of the 11,928 units with a published HSPF2

Rebates & incentives

This unit meets ENERGY STAR Most Efficient — the tier many state and utility heat-pump rebates require. The federal 25C tax credit expired on December 31, 2025; the live money now is state and utility programs plus HEEHRA. Check what applies where you live on our rebates page.

Compare similar heat pumps

Frequently asked questions

Does the Bosch BOVA-24HDN1-M15G still heat in cold weather?

At 5°F it runs at a COP of 1.81, meaning it delivers 1.81 units of heat for every unit of electricity it uses. Its certified heating output at 5°F is 12,900 BTU per hour. It carries the ENERGY STAR Cold Climate designation.

What does the Bosch BOVA-24HDN1-M15G cost to run?

About $20.92 per MMBtu of delivered heat at the U.S. average electricity price, roughly 62% less than electric resistance heat. Your local electricity price changes the number — use our operating-cost calculator to run it with your rate.

What refrigerant does the Bosch BOVA-24HDN1-M15G use?

R-410A, which has a global-warming potential (GWP) of about 2,088. R-410A is being phased down for new equipment, so newer models increasingly ship with lower-GWP R-32 or R-454B.

Where can I buy the Bosch BOVA-24HDN1-M15G?

It's listed for sale online at The Home Depot. A licensed pro should still handle the refrigerant hookup, permit and warranty.

Sources. Performance ratings from the AHRI Directory (cited by reference number 212437267; not a verbatim mirror) and ENERGY STAR certification data. Operating-cost ($/MMBtu), savings and percentile figures are computed by Verified HVAC Data from published ratings and EIA U.S. average energy prices — see our methodology. Refrigerant GWP is the IPCC value for that refrigerant. We publish no star ratings and take no payment for placement. "Not published" means the source registry doesn't disclose it — we never fill a spec with a guess.

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