MRCOOL® 48K 6-Zone DIY® Multi Split Bundle With 6K & 36K Wall Units + Two 25ft Line SetsR-454B — DIYM248HPW00D07

Product Description 

Model: DIYM248HPW00D07   

 

A Precision-Matched MRCOOL System for Small Bedrooms + Large Open Spaces

The MRCOOL DIYM248HPW00D07 is a top-level mixed-zone DIY bundle built for homeowners who need small-room precision comfort and big-room heating/cooling power in the same system. This package includes:

• A 6K BTU wall unit ideal for bedrooms, offices, nurseries, or small closed rooms up to ~200 sq ft
• A 36K BTU wall unit designed to condition large open areas like living rooms, open-concept kitchens, garages, workshops, basements, or ADUs up to ~1,550 sq ft
• A 48,000 BTU 6-Zone 5th-Gen DIY Condenser for massive flexibility and future room expansion
• Two 25ft R-454B Quick-Connect line sets for maximum installation reach

This bundle blends pinpoint temperature control for small rooms with high-volume airflow for large spaces, making it one of the most versatile multi-zone setups in the DIY lineup.

 

✔ Small-Zone Comfort (6K BTU Air Handler) 

Sized perfectly for:

• Bedrooms
• Home offices
• Nursery rooms
• Utility rooms
• Small dens or reading rooms

 Silent operation + Follow Me® means the temperature stays perfect exactly where the remote is.

 

✔ Large-Zone Conditioning (36K BTU Air Handler)

Built for:

• Living rooms
• Open floor plans
• Bonus rooms
• Finished basements
• Home gyms / workshops
• Big ADU living areas

Delivers strong airflow and extremely fast heating/cooling. 

✔ 48K Condenser = Future Upgrade Power

Supports up to 6 zones, so you can expand later by adding:

• More wall units
• Ceiling cassettes
• Ducted air handlers

This is MRCOOL’s highest-capacity DIY condenser — with no HVAC technician required.

  

✔ True DIY Installation With 25ft Reach

This bundle includes longer 25ft line sets, perfect for:

• Second-story installs
• Long outdoor-to-indoor runs
• Garage-to-living-space installs
• Larger homes with distance between zones 

The pre-charged R-454B lines require zero refrigerant handling. 

Component Breakdown

48K 6-Zone Condenser — DIY-MULTI6-48HP230D-O

• Cooling: 43,000 BTU
• Heating: 48,000 BTU
• 6 total zones supported
• Efficiency: 21.8 SEER2 / HSPF2-4: 10
• Electrical:
  
• Max Breaker: 45A
• Min Circuit Ampacity: 40A
• Refrigerant: R-454B
• Max total line length: 221.4 ft
• DC inverter compressor
• Gold Fin® anti-corrosion coil
• SmartHVAC WiFi + Alexa/Google

 

6K Wall Air Handler — DIY-06-HP-WMAH-230D25-O 

• Up to 150–200 sq ft
• Silent operation
• Auto, Dry, Sleep, Follow Me®
• SmartHVAC remote + app + voice
• Reusable filter

  

36K Wall Air Handler — DIY-36-HP-WMAH-230D25-O

• Up to 1,400–1,550 sq ft
• High airflow for large rooms
• 5-speed fan
• Follow Me® temperature accuracy
• Energy Star premium efficiency

 

 Included Line Sets

✔ DIY25-1438-O — 25ft 1/4 × 3/8

(for the 6K unit)

✔ DIY25-3858-O — 25ft 3/8 × 5/8

(for the 36K unit)

Both include: 

• Full R-454B factory charge
• Leak-proof Quick-Connect fittings
• Heavy insulation
• No vacuum pump needed

 

Coverage Summary

• 6K Zone: 250–300 sq ft
• 36K Zone: 1,200–1,450 sq ft
• System Potential: Up to ~2,000 sq ft—with 4 ports still open

  

⭐ Key Benefits

• Smart controls via phone + Alexa/Google
• Rapid heat & cool
• Ultra-quiet indoor operation
• High-efficiency inverter
• Energy Star certified
• Lifetime warranty available
• Completely DIY

  

📦 Included in This Bundle

• (1) 48K Multi-Zone Condenser
• (1) 6K Wall Air Handler
• (1) 36K Wall Air Handler
• (1) 25ft 1/4 × 3/8 Line Set
• (1) 25ft 3/8 × 5/8 Line Set
• (2) Remotes
• DIYPro® cables
• Install guides + mounting hardware

  

FAQ Frequently Asked Questions 

Can I add more rooms later?

Yes — you can add up to 4 more indoor units.

  

Does this work in cold climates?

Yes — the inverter maintains strong heating even in winter conditions.

  

Do both rooms run independently?

Yes — each zone has its own thermostat, schedule, and controls.

 

Is this a true DIY system?

Yes — everything is pre-charged and ready to connect.

 

Why Buy From MRCOOL DIRECT?

When you order from MRCOOL Direct, you get:

• ✅ Authorized MRCOOL dealer – Your warranty is protected
• ✅ Factory-fresh units – No refurbished or mystery sources
• ✅ Fast U.S. shipping – Most in-stock items ship in 1–3 business days
• ✅ Financing options – Make high-efficiency comfort more affordable
• ✅ Real product support – Help with sizing, line set selection, and DIY questions
• ✅ No third-party marketplace middlemen – Just genuine MRCOOL systems from a trusted dealer

BUY DIRECT!

Feel Free to call us anytime. Family Friendly help just a dial away. We love talking HVAC
615-553-8118

Family owned & USAs #1 MRCOOL Authentication Dealer.