MRCOOL® 48K 5th Gen 6-Zone DIY® Mini Split With (18K + 24K) Air Handlers with (16ft + 16ft) Pre-Charged R-454B line sets, (230V)- DIYM248HPW06D00

Product Description 

Model: DIYM248HPW06D00   

The MRCOOL DIYM248HPW06D00 is built for homeowners who need two powerful indoor zones with different heating and cooling demands. This configuration combines the strength of the 48K DIY double-stack condenser with a 24K indoor unit for large spaces and an 18K unit for sizable secondary areas — perfect for homes with mixed room sizes.

Typical installations include:

• Large living rooms or combined living/dining spaces
• Master bedrooms
• Finished basements
• Game rooms / bonus rooms
• Home shops or high-ceiling areas
• Large offices or commercial workspaces

If you’re upgrading an entire section of your home or conditioning two spacious rooms at once, this bundle delivers unmatched DIY convenience and multi-zone precision.

48K Double-Stack Condenser — MRCOOL’s Most Powerful DIY Platform

The DIY-MULTI6-48HP230D-O is the strongest DIY condenser MRCOOL makes. It supports up to six indoor units, uses the new R-454B refrigerant, and pushes serious output while staying whisper-quiet thanks to its variable-speed inverter compressor.

Key Performance Features

• 21.8 SEER2 / ultra-high efficiency
• Up to 2,000 sq. ft. total coverage
• Heavy-duty multi-zone capacity (up to 6 units)
• Gold Fin® corrosion protection
• SmartHVAC™ app for iOS, Android, Alexa & Google Home
• Smooth inverter modulation = fewer temperature swings
• Built-in diagnostics & safe Quick-Connect design

If you want a future-proof DIY system with expansion flexibility, the 48K is the top choice.

18K + 24K Air Handlers — Matched for Balanced, High-Capacity Comfort

24K Wall Unit (DIY-24-HP-WMAH-230D25-O)

Perfect for large rooms up to 900 –1,050 sq. ft.

Great for:

• Large living rooms
• Basements
• Wide open spaces
• Commercial rooms

18K Wall Unit (DIY-18-HP-WMAH-230D25-O)

Ideal for 700–800 sq. ft. secondary spaces

Great for:

• Master bedrooms
• Big offices
• Bonus rooms
• Workshops

Both units include:

• Follow-Me® remote temperature sensing
• Multiple fan speeds
• Quiet Mode
• Auto cooling & heating
• WiFi smart control
• Dry Mode for humidity control
• Energy-efficient inverter operation

This pair is one of the most popular “large + medium” combinations in MRCOOL’s lineup because it fits real homes perfectly.

 Includes 16ft Pre-Charged Line Sets — Fast Installation, No Tools Needed

You get:

• 1 × DIY16-1412-O (16ft, 1/4 × 1/2)
• 1 × DIY16-3858-O (16ft, 3/8 × 5/8)

These premium Quick-Connect line sets include:

• Factory pre-charging with R-454B
• No vacuuming
• No gauges
• No HVAC tools
• Safe leak-proof connectors
• DIYPro® communication cable

Just tighten the fittings and you’re done — truly DIY.

Correct Breaker Size

 For the DIY-MULTI6-48HP230D-O condenser:

• Maximum Breaker: 45A
• Minimum Circuit Ampacity: 40A

WHAT’S INCLUDED — DIYM248HPW06D00

Outdoor Unit

• 1 × DIY-MULTI6-48HP230D-O
  48K 6-zone condenser 

Indoor Units

• 1 × DIY-24-HP-WMAH-230D25-O (24K)
• 1 × DIY-18-HP-WMAH-230D25-O (18K)

Line Sets

• 1 × DIY16-1412-O
• 1 × DIY16-3858-O

Accessories

• Remote controls
• SmartHVAC module
• DIYPro® cables
• Wall sleeves
• Install hardware
• Owner manuals

FAQ- Frequently Asked Questions 

Can I expand this system later?

Yes — the 48K condenser supports up to 6 zones. You can add more units anytime.

What size rooms will the 18K and 24K units cover?

18K = 700–800 sq. ft.

24K = 1,000–1,050 sq. ft.

Does this system require an HVAC technician?

No — MRCOOL’s patented Quick-Connect design is fully DIY.

Are the line sets pre-charged?

Yes, both 16ft sets come factory-sealed with R-454B refrigerant.

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.