MRCOOL 48K 6-Zone DIY Multi-Zone Bundle with 12K + 36K Air Handlers & 25ft Line Sets DIYM248HPW04D07

MRCOOL 48K 6-Zone DIY Multi-Zone Bundle with 12K + 36K Air Handlers & 25ft Line Sets DIYM248HPW04D07

The MRCOOL 48K 6-Zone DIY Multi-Zone Bundle with 12K + 36K Air Handlers & 25ft Line Sets (DIYM248HPW04D07) delivers flexible and powerful heating and cooling comfort designed for multi-room comfort without the need for professional HVAC installation. Built around a high-capacity 48,000 BTU 6-zone outdoor condenser, this complete kit includes two wall-mounted indoor air handlers (12,000 and 36,000 BTU), two pre-charged 25ft Quick-Connect® line sets, and all necessary wiring and accessories for a true DIY installation. With MRCOOL’s innovative Quick-Connect® system, you won’t need refrigerant gauges, vacuum pumps, or special tools — making installation manageable even for first-time installers.

This system is perfect for homeowners seeking independent temperature control across two distinct zones — such as living spaces and bedrooms — while ensuring energy-efficient performance and reliable year-round comfort. The condenser and air handlers utilize advanced inverter technology and R-454B refrigerant for efficient operation and eco-friendlier performance. SmartHVAC™ compatibility lets you control the system through Wi-Fi from your smartphone or integrate with Amazon Alexa and Google Assistant for voice-activated comfort control.

Quiet operation, durable components, and MRCOOL’s industry-leading 5-year parts and 7-year compressor warranty further enhance peace of mind and long-term value. Whether cooling in summer or providing warmth in winter, this multi-zone mini-split bundle adapts to your home’s layout and comfort needs with flexibility and reliability.

Perfect for bedrooms, home offices, living rooms, and workshop spaces, this MRCOOL multi-zone bundle takes the complexity out of HVAC installation while delivering year-round performance and total zone control.

Features

• True DIY® Installation with patented Quick-Connect® pre-charged line sets — no vacuum pump, gauges, or refrigerant handling required.

• SmartHVAC™ App Support for phone control and voice assistant compatibility with Alexa and Google Assistant.

• High-Efficiency Inverter Technology for reduced energy usage and quieter operation.

• Independent Temperature Control for each zone.

• Durable Construction with corrosion-resistant coils and reliable compressor design.

• Zone Flexibility that adapts to varying room sizes and requirements.

Specifications

What’s Included

✔ Outdoor Condenser

• DIY-MULTI6-48HP230D-O (48K double-stack)

✔ Indoor Units

• 12K wall-mounted air handler
• 36K wall-mounted air handler 

✔ Line Sets

• 16ft 1/4 × 3/8 (DIY16-1438-O)
• 16ft 3/8 × 5/8 (DIY16-3858-O)

✔ Accessories

• Remotes
• DIYPro® communication cables
• SmartHVAC WiFi controller
• Wall sleeves & mounting plates
• Install hardware
• User and install manuals

Frequently Asked Questions (FAQ's)

Is the installation truly DIY?

Yes. MRCOOL Quick-Connect technology eliminates vacuum pumps and gauges.

Can each room run independently?

Yes — temperature, fan speed, mode, and schedule are set per room.

How big of a space does the 36K unit cover?

Up to 1,500 sq. ft. depending on layout, insulation, and ceiling height.

Can this condenser support more units later?

Yes — up to six total zones.

Does it heat well in winter?

Yes — the inverter system provides strong cold-climate heating.