MRCOOL® 36K 5th Gen DIY® Multi-Zone System (Two 18K Units & Dual 16ft Line Sets) R-454B — DIYM236HPW07D00

Product Description 

Model: DIYM236HPW07D00

 

The Ultimate Large-Room Dual-Zone DIY Solution

The MRCOOL DIYM236HPW07D00 bundle delivers serious heating and cooling power where homeowners need it most — two large zones, each covered by a powerful 18,000 BTU wall-mounted air handler. Paired with MRCOOL’s flagship 36K 5th Generation multi-zone condenser, this system offers unmatched DIY simplicity, premium efficiency, and year-round performance.

 

This bundle is perfect for:

✔ Great rooms & open living/dining spaces

✔ Master bedrooms + bonus rooms

✔ Workshops, garages, offices

✔ Basement + upstairs combinations

✔ Large apartments, studios, or rental units

Why Homeowners Choose This Bundle Over Any Other Dual-Zone Setup

 

 

✔ Two Heavy-Duty 18K Indoor Units

Each 18K handler delivers powerful cooling/heating for spaces up to 800 sq ft, perfect for oversized areas where 9K or 12K units struggle.

✔ Includes Dual 16 ft Pre-Charged Line Sets (DIY16-1412-O)

Perfect for indoor units located near the condenser.

• No vacuum pump

• No refrigerant handling

• Just tighten the Quick-Connect fittings and you’re done

✔ Most Advanced 5th Generation MRCOOL DIY Condenser

The DIY-MULTI5-36HP230D-O supports up to 5 zones and provides efficient, quiet, and balanced output for all attached air handlers.

 

✔ 100% True DIY Install

Everything arrives factory-charged with R-454B, the new low-GWP refrigerant replacing R-410A. No EPA license needed.

 

✔ SmartHVAC WiFi Built In

Control both zones from anywhere using:

• MRCOOL App

• Alexa

• Google Assistant

• Schedules & energy monitoring

 

Component Breakdown

36K Multi-Zone Condenser – DIY-MULTI5-36HP230D-O

• 34,000 BTU cooling
• 36,000 BTU heating
• MAX FUSE BREAKER (A) 35
• MIN CIRCUIT AMPACITY (A) 30.5
• 23 SEER2
• Up to 5 zones supported
• R-454B refrigerant
• Ultra-quiet inverter
• 5-year parts / 7-year compressor (lifetime with registration)

  

18K Wall Mount Air Handler – DIY-18-HP-WMAH-230D25-O

 (×2)

Each unit includes:

• Up to 800 sq ft coverage
• Alexa/Google smart control
• Whisper-quiet operation
• Gold Fin® anti-corrosion
• Dry Mode for humidity reduction
• Follow Me® temperature tracking

 

16 ft R-454B Quick-Connect Line Set – DIY16-1412-O

 (×2)

• 1/4 × 1/2 size
• Pre-charged with R-454B
• Quick-Connect fittings — no vacuuming
• Perfect length for close-range installs

 

System Sizing: Perfect for Two Large Zones

Each 18K handler = ~800 sq ft

Total coverage: ~1,600 sq ft across two zones

Great for multi-room conditioning or oversized open spaces.

  

Feature Highlights

• Energy Star Certified
• SmartHVAC WiFi
• Quiet DC inverter
• Auto, Dry, Cool & Heat modes
• Works in hot and cold climates
• Fully DIY rated
• Includes remote controls
• Future expansion available (up to 3 more zones)

 

What’s Included

• (1) 36K 5-Zone Condenser
• (2) 18K Wall Mount Air Handlers
• (2) 16 ft R-454B Line Sets
• (2) Remotes
• (2) DIYPro® cables
• Install mounting plates
• Manuals & hardware

 

Frequently Asked Questions 

Do I need a professional installer?

No — this is a true DIY mini split with pre-charged line sets.

 

Can I add more zones later?

Yes — up to 3 additional indoor units.

 

Does it work in cold climates?

Yes — the inverter system provides strong, reliable heat even in low temperatures.

 

Does each room have separate controls?

Yes — each 18K zone has its own remote + smartphone control.

  

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.