Sale!

MRCOOL DIY 5th Gen E Star 12,000 BTU Single Zone Mini Split Complete System with 25ft Line Set 115V – R-454B

ON SALE NOW

Original price was: $2,948.00.Current price is: $2,359.00.

Take total control of your indoor comfort with the MRCOOL DIY® 5th Generation 12,000 BTU Mini Split System — a revolutionary heating and cooling solution that’s designed for fast, easy, and entirely tool-free installation. Whether you’re upgrading a master bedroom, home office, living area, or bonus room up to 550 sq. ft., this single-zone system provides reliable, energy-efficient performance without the need for professional HVAC installation.

This ENERGY STAR® certified system includes a 25-foot pre-charged Quick Connect® line set filled with R-454B refrigerant, offering a lower environmental impact compared to traditional refrigerants. Built with advanced inverter technology, it maintains your ideal temperature more consistently while using less energy, helping reduce monthly utility bills.

Categories: , ,

Description

Take total control of your indoor comfort with the MRCOOL DIY® 5th Generation 12,000 BTU Mini Split System — a revolutionary heating and cooling solution that’s designed for fast, easy, and entirely tool-free installation. Whether you’re upgrading a master bedroom, home office, living area, or bonus room up to 550 sq. ft., this single-zone system provides reliable, energy-efficient performance without the need for professional HVAC installation.

This ENERGY STAR® certified system includes a 25-foot pre-charged Quick Connect® line set filled with R-454B refrigerant, offering a lower environmental impact compared to traditional refrigerants. Built with advanced inverter technology, it maintains your ideal temperature more consistently while using less energy, helping reduce monthly utility bills.

Smart functionality is built in, allowing you to adjust settings from anywhere using your smartphone via the MRCOOL SmartHVAC app, or through voice commands with Alexa or Google Assistant. Quiet operation and a sleek indoor air handler make this mini split a low-profile yet powerful solution for year-round comfort.


✅ Key Features:

  • 12,000 BTU Capacity – Perfect for spaces up to 550 sq. ft.

  • ENERGY STAR® Certified – Delivers superior efficiency and energy savings

  • Do-It-Yourself Installation – No HVAC tools or licenses needed

  • 25ft Pre-Charged Line Set – Quick Connect® system with eco-friendly R-454B refrigerant

  • Inverter Technology – Maintains consistent temperature while minimizing energy use

  • Smart Home Ready – Compatible with Amazon Alexa, Google Assistant & MRCOOL SmartHVAC app

  • All-Season Performance – Reliable heating and cooling, even in extreme weather

  • Ultra-Quiet Operation – Enjoy powerful comfort without the noise

  • 7-Year Compressor & 5-Year Parts Warranty – Dependable support and protection


With its intelligent design, high performance, and true DIY simplicity, the MRCOOL DIY 12,000 BTU Mini Split is a smart choice for homeowners who want complete climate control with zero hassle.

12,000 BTU MRCOOL DIY 5th Generation Single Zone Mini Split Heat Pump Condenser – R454B | 230V
SKU DIY-12-HP-C-115D25-O
Weight (in lbs) 83.110000
Brand/Manufacturer MRCOOL
HSPF2 10.2
Cooling BTU 12000 BTU
Heating BTU 12000 BTU
Refrigerant R454B
SEER2 (Efficiency) 23
Compressor Type Rotary
Liquid Line 1/4″
Suction Line 3/8″
Max Breaker Size 20A
BTU/Tonnage 12,000 BTU/1 Ton
Zone Compatibility Single Zone
Height 21.85″
Width 30.12″
Depth 11.93″
12,000 BTU MRCOOL DIY 5th Generation Single Zone Wall Mount Mini Split Air Handler – R454B | 115V
SKU DIY-12-HP-WMAH-115D25-O
Weight (in lbs) 24.910000
Brand/Manufacturer MRCOOL
Refrigerant R454B
Liquid Line 1/4″
Suction Line 3/8″
Max Breaker Size 15A
BTU/Tonnage 12,000 BTU/1 Ton
Height 11.69″
Width 31.57″
Depth 7.44″