MRCOOL - DIY 5th Generation Energy Star - 3 Ton / 36,000 BTU Single Zone Wall Mount Mini Split Heat Pump System - 18 SEER2 - R454B - 230V

The MRCOOL DIY 5th Gen 36,000 BTU Mini Split Heat Pump is the most powerful single-zone option in the DIY lineup, built to heat and cool large spaces from 1,000 to 1,500 square feet. This ductless system comes with a pre-charged Quick Connect line set using R-454B refrigerant, eliminating the need for vacuuming or special tools, while the DIYPRO cable ensures safe, secure installation without electrical conduit. An inverter-driven compressor adapts output to maintain steady comfort while reducing energy use, keeping your home efficient year-round. Smart control options include the MRCOOL SmartHVAC app, voice commands through Alexa and Google Assistant, or the included remote for simple comfort management. A Gold Fin condenser resists corrosion, making it a durable solution even in coastal or harsh environments. With advanced technology, strong performance, and reliable protection, this 36K BTU system is designed for lasting indoor comfort on a larger scale.

What's Included

• 1 x MRCOOL DIY 36K 5th Gen Condenser - DIY-36-HP-C-230D25-O
• 1 x MRCOOL DIY 36K 5th Gen Air Handler - DIY-36-HP-WMAH-230D25-O
• 1 x 25 ft. 3/8 x 5/8 Line Set - DIY25-3858-O
• 1 x MRCOOL Remote Control - 17317000A63435

Features

• 36,000 BTU Capacity – Perfect for large zones between 1,000–1,500 sq. ft.

• ENERGY STAR® Certified – Reduces energy consumption and lowers utility costs

• True DIY Installation – No HVAC tools or technician needed thanks to Quick Connect® line set and DIYPRO® cable

• Pre-Charged with R-454B Refrigerant – A low-GWP, eco-conscious refrigerant that enhances efficiency

• Inverter Technology – Provides consistent, adaptive climate control and quieter operation

• Smart Control Options – Compatible with the SmartHVAC app, Amazon Alexa, and Google Assistant

• Wireless Remote Included – Convenient manual control from anywhere in the room

• Gold Fin® Corrosion Protection – Increases durability and extends unit life in coastal or humid environments

• All-Weather Heating & Cooling – Engineered for high performance in both hot and cold conditions

• 7-Year Compressor & 5-Year Parts Warranty – Backed by MRCOOL’s leading support

Specifications

Condenser Specifications

Air Handler Specifications

Owner Manual

• Brochure
• Install Manual
  
• Service Manual
• Warranty