Your Next Choice｜MRCOOL® 27K 4-Zone DIY® Mini Split System With Three 6K Indoor Units and three 16ft Pre- Charged line sets- R-454B- DIYM327HPW00D00

Product Description 
Model: DIYM327HPW00D00
The MRCOOL® DIYM327HPW00D00 is the ideal 4-zone DIY® mini-split system, providing 27,000 BTU of cooling and heating power. This efficient and cost-effective solution is the perfect choice for multi-room homes or spaces where you need precise temperature control across four independent rooms.
This bundle includes a 27K BTU DIY® outdoor condenser paired with three 6K DIY® air handlers for flexible cooling and heating options in rooms ranging from 150–200 sq. ft. each. With three 25-foot pre-charged QuickConnect® line sets, you get added convenience for installs where your condenser is further from your indoor units, saving you time and labor costs.
Built with R-454B refrigerant and Gold Fin® coated outdoor coils, this system is designed for high durability, exceptional energy efficiency, and easy DIY installation. You’ll never need to call a professional because DIY® QuickConnect® technology makes it simple. Plus, the system integrates seamlessly with the MRCOOL® Smart HVAC Controller® for smartphone control via the app and voice command integration through Google Assistant and Amazon Alexa.
  
27K MRCOOL® DIY® MULTI-ZONE CONDENSER (DIY-MULTI4-27HP230D-O)
At the heart of this bundle is the MRCOOL® DIY® 27K multi-zone condenser. Engineered for maximum efficiency, this condenser delivers up to four separate temperature zones for full-room comfort. Whether you’re upgrading an existing system or installing from scratch, this unit is designed for simple, professional-grade comfort, without the high costs of hiring an HVAC technician.

Key Performance Highlights:

4 Zone Capacity — Perfect for multi-room homes
High-efficiency SEER2 rating for lower energy bills
DC inverter compressor for ultra-quiet operation
Factory-sealed QuickConnect® fittings — skip the evacuation, vacuum, and refrigerant handling
Gold Fin® corrosion-resistant outdoor coil — built for long-term reliability
ENERGY STAR® Certified — ensuring low operating costs

 
Electrical Requirements:

Minimum Circuit Ampacity: 20A
Maximum Fuse / Breaker: 25A

 
️ THREE 6K DIY® WALL-MOUNT AIR HANDLERS (DIY-06-HP-WMAH-230D25-O)
This bundle includes three 6,000 BTU wall-mounted air handlers, ideal for rooms up to 200 sq. ft. Each unit provides precision temperature control, and they are designed for easy DIY installation with pre-charged QuickConnect® line sets and smart features like Follow Me® and Dry Mode.
Features:

Follow Me® Technology — Tracks temperature at the remote for personalized comfort
Dry Mode — Regulates humidity levels for a more comfortable environment
Wireless remote for easy control
Multiple fan speeds for cooling flexibility
Quiet operation for noise-sensitive environments
App + Voice Control — Compatible with both Android & iOS devices, and voice command via Google Assistant or Amazon Alexa

 
THREE 25-FT DIY® QUICKCONNECT® LINE SETS (DIY16-1438-O)
Included are three 25-foot line sets, perfect for installations requiring a bit more distance between the condenser and air handlers. Each pre-charged line set is R-454B refrigerant and features QuickConnect® fittings for a simplified installation that saves time and reduces the chance of refrigerant leaks.
Line Set Details:

25ft Length for increased installation flexibility
QuickConnect® fittings for hassle-free setup
DIYPRO® cable (communication wire inside insulation)
No vacuuming, no gauges, no tools required

 
WHAT’S INCLUDED — DIYM327HPW00D00
Outdoor Unit:

(1) MRCOOL® DIY® 27K 4-Zone Condenser Model: DIY-MULTI4-27HP230D-O

Indoor Units:

(3) MRCOOL® 6K Wall-Mounted Air Handlers Model: DIY-06-HP-WMAH-230D25-O

Line Sets:

(3) MRCOOL® 25 ft DIY® QuickConnect® Line Sets w/ DIYPRO® Cable Model: DIY16-1438-O

Accessories:

Wireless remotes
Wall mounting hardware
MRCOOL® Smart HVAC Controller® module
Installation manuals

Smartphone not included.
 
❓ FAQ — Frequently Asked Questions 
Can I set different temperatures in each room?
Yes, each zone operates independently, and you can control each one via the MRCOOL® Smart HVAC Controller® app or your voice assistant.
Is the installation truly DIY?
Absolutely! The MRCOOL® DIY® QuickConnect® system makes installation incredibly easy with no need for special tools or refrigerant handling.
What is R-454B refrigerant?
R-454B is an eco-friendly refrigerant that offers better efficiency and a lower global warming potential compared to traditional refrigerants like R-410A.
How does the Follow Me® feature work?
The Follow Me® feature adjusts the temperature based on where the remote is located, ensuring that you get the most comfortable environment, no matter where you are in the room.
 
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 HVAC615-553-8118
Family owned & USAs #1 MRCOOL Authentication Dealer.
 
Brand:MRCOOL®Category:3 Zones/RoomsSKU:DIYM327HPW00D00Tags:27K Multi Zone, 4 Zone Mini Split, 6K Air Handler, DIY, DIY 5th Gen, DIY Multi Zone, DIY QuickConnect, DIY Series, DIYM327HPW00D00 DIY Mini Split, DIYPRO cable, Follow Me, Gold Fin, MRCOOL, MRCOOL Direct, MRCOOL DIY, MULTI ZONE, Pre-Charged R-454B, R-454B, R-454B refrigerant, R454B, Smart HVAC