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MRCOOL

MRCOOL DIY Select 1st Gen - R454B - 9K BTU 115V Condenser w/ 11ft Install Kit

DIYS-09-HP-C-115A11-O

9,000 BTU · 17.5 SEER2 · 115V · R-454B

Part of DIY Select – Condensers

Cooling capacity
9,000 BTU0.75 tons
Efficiency
17.5 SEER28.8 HSPF2
Power
115V20A breaker
Refrigerant
R-454B
Install
DIYPre-charged, no vacuum

$890.09 each

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.

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

About this product

The MRCOOL® DIY® Select 9K BTU 115V Ductless Heat Pump Single Zone Mini-Split Condenser is engineered for true do-it-yourself installation, requiring no specialized tools, prior HVAC experience, or professional labor. Ideal for spare bedrooms, home offices, and other small spaces, it efficiently heats and cools areas up to 400 square feet. In conjunction with its DIY®-friendly design, the system also delivers strong performance with a 17.5 SEER2 cooling rating and 8.8 HSPF2-4 heating efficiency, providing dependable, year-round comfort while helping reduce energy costs. Installation is simplified with an 11.5-foot Quick Connect® line set that arrives factory pre-charged with environmentally friendly R-454B refrigerant, eliminating the need for vacuum pumps or refrigerant handling. Most components are included, making setup faster, cleaner, and more accessible for first-time installers. Comfort control is easy using the included wireless remote or the MRCOOL® Comfort app, which allows temperature adjustments, scheduling, and energy monitoring from anywhere. Compatibility with Amazon Alexa and Google Assistant adds convenient voice control. On the inside, features like Sleep Mode, Dry Mode, Auto, and programmable scheduling enhance everyday comfort. Meanwhile, a Gold Fin® condenser coating on the outside increases durability, even in humid or coastal environments. Offering powerful warranty protection, the MRCOOL® DIY® Select 9K BTU 115V Ductless Heat Pump Single Zone Mini-Split Condenser includes a 2-year compressor warranty and 1-year parts warranty for added peace of mind.

Documents & manuals

Specifications

Capacity & efficiency
TypeCondenser (outdoor unit) — heat pump (heats & cools)
SeriesDIY Select
Cooling capacity9,000 BTU
Heating capacity9,000 BTU
Nominal size0.75 tons
ZonesSingle zone
SEER217.5
EER29.8
HSPF28.8
Sound level54 dBA
Electrical
Voltage115V
Phase1-phase
Min. circuit ampacity (MCA)17 A
Max. breaker (MOP)20 A
Inverter compressorYes
Refrigerant & line set
RefrigerantR-454B
Factory charge17.28 oz
Max. line length75 ft
Liquid line1/4"
Suction line3/8"
InstallationDIY — pre-charged quick-connect line set, no vacuum pump needed
Physical
Dimensions (in)28.35 W × 10.63 D × 19.49 H
Weight54.67 lb
Shipping weight66.58 lb
ColorWhite
Certifications, warranty & ordering
AHRI certifiedYes
Safety listingUL, ETL
Compressor warranty2 years
Parts warranty1 years
UPC840255595667