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MRCOOL 12k BTU DIY Ductless Wall Mounted Air Handler - DIY-12-HP-WMAH-115D25-O — Scratch & Dent, Grade A

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MRCOOL 12k BTU DIY Ductless Wall Mounted Air Handler - DIY-12-HP-WMAH-115D25-O — Scratch & Dent, Grade A

SD-DIY-12-HP-WMAH-115D25-O-GA

Clearance — Scratch & dent · Grade A

Scratch-and-dent unit (Grade A): cosmetic blemishes or damaged packaging. Call us for condition details. 7 available as of 2026-10-01 — confirm before ordering.

New version: DIY-12-HP-WMAH-115D25-O — $768.00 new

12,000 BTU · 115V

Part of Scratch & Dent – Air Handlers

Cooling capacity
12,000 BTU1 ton
Room size
550 sq ft
Power
115V15A breaker
Install
DIYPre-charged, no vacuum

$653.00 eachNew $768.0015% off

Request a QuoteSpec sheet

Not sure about the size? Use the BTU sizing calculator, or call us and we'll size it with you. This is a DIY system: the pre-charged line set connects without a vacuum pump or gauges.

Build a multi-zone system with this air handler →

Distributor pricing and stock: call 678-467-5515 or email sales@discountkings.net.

Documents & manuals

Specifications

Capacity & efficiency
TypeAir handler (indoor unit) — heat pump (heats & cools)
SeriesDIY 5th Gen
Cooling capacity12,000 BTU
Nominal size1 ton
Coverage550 sqft
Sound level18–43 dBA
Electrical
Voltage115V
Phase1-phase
Min. circuit ampacity (MCA)3 A
Max. breaker (MOP)15 A
Wi-Fi / app controlYes
Refrigerant & line set
Liquid line1/4"
Suction line3/8"
InstallationDIY — pre-charged quick-connect line set, no vacuum pump needed
Physical
Indoor unit / mountingWall
Dimensions (in)31.57 W × 7.44 D × 11.69 H
Weight24.91 lb
Shipping weight35.49 lb
ColorWhite
Certifications, warranty & ordering
ENERGY STARYes
AHRI certifiedYes
Compressor warranty7 years
Parts warranty5 years

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