Costway

Blast Series 12000 BTU 20 SEER2 115 V Mini Split Air Conditioner with Heat Pump

Name: Blast Series 12000 BTU 20 SEER2 115 V Mini Split Air Conditioner with Heat Pump
Brand: Costway

12000 BTU/h cooling20 SEER28.5 HSPF2Complete system

Retailer listing · 1 offer collected

Costway$519.99

Listed equipment price

In stock when checkedView retailer offer Price observation: 2026-11-07 · USD

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One exact price collected

1 retailer · 1 offer collected. Prices exclude shipping, tax, and installation. Compare the stock, condition, and date for each offer.

Retailer price observations for Blast Series 12000 BTU 20 SEER2 115 V Mini Split Air Conditioner with Heat Pump
Retailer	Listed price & quantity	Availability & condition	Observed	Shop
CostwayStore policies & support	$519.99Complete system	In stock when checkedNew	2026-11-07Source date 2026-11-07	View offer

WHAT WE ACTUALLY OBSERVED

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HEATING BEYOND THE HEADLINE RATING

Cold-weather performance.

Exact matched indoor/outdoor models have not yet been verified.

Heating capacity at 5°F: Not verified
COP at 5°F: Not verified
Heating capacity at 47°F: Not verified
Reported 5°F / 47°F capacity ratio: Not verified

ENERGY STAR: Not designated in checked record ENERGY STAR Cold Climate: Not yet verifiedNEEP listing: Not yet verified

A minimum operating temperature does not establish delivered heat. Compare capacity modes and test conditions in the source; a reported capacity ratio is not a certification or rebate qualification.

Standards evidence.

No exact-model certification record has been reviewed for this listing in our evidence collection. This does not establish whether the product is certified.

How to verify the model and scope

THE DETAILS THAT MATTER

A clearer look at the specifications.

Published specifications and their source
Specification	Listed value	Source
Listed capacity (BTU/h)	12000	Retailer listing title
SEER2	20	Manufacturer documentationReviewed 2026-11-07
Cooling capacity (BTU/h)	12000	Manufacturer documentationReviewed 2026-11-07
Heating capacity (BTU/h)	12300	Manufacturer documentationReviewed 2026-11-07
Device input voltage (V)	115	Manufacturer documentationReviewed 2026-11-07
Refrigerant	R-32	Manufacturer documentationReviewed 2026-11-07
Included line-set length (ft)	13	Manufacturer documentationReviewed 2026-11-07
Included equipment	Complete system	Manufacturer documentationReviewed 2026-11-07
HSPF2	8.5	Manufacturer documentationReviewed 2026-11-07
Minimum heating operating temperature (°F)	5	Manufacturer documentationReviewed 2026-11-07
Heat pump type	Ductless mini-split	Manufacturer documentationReviewed 2026-11-07
Number of zones	1	Manufacturer documentationReviewed 2026-11-07
Indoor unit style	Wall-mounted	Manufacturer documentationReviewed 2026-11-07
ENERGY STAR status in checked source	NoManufacturer compare table explicitly marks current Blast20SEER2 item Energy Star Certified:X. No false cold-climate status inferred.	Manufacturer documentationReviewed 2026-11-07