MRCOOL® DIY® 5th Gen Multi-Zone 4-Zone 27,000 BTU 23 SEER2 (6K + 6K + 6K + 6K) 4x 16ft line sets Ductless Mini-Split Air Conditioner & Heat Pump- DIYM427HPW00D00

Product Description 
Model: DIYM427HPW00D00
The MRCOOL® DIYM427HPW00D00 is a perfectly balanced 4-zone ductless system engineered for homeowners who want room-by-room comfort control, outstanding efficiency, and a true DIY installation—without sacrificing quality or long-term reliability.
Powered by the MRCOOL® DIY® 27,000 BTU 5th Generation multi-zone condenser, this bundle connects four 6K BTU wall-mounted air handlers, making it ideal for bedrooms, offices, nurseries, guest rooms, or smaller living spaces where precise temperature control matters most. Each zone operates independently, allowing every room to stay exactly where you want it—no hot spots, no wasted energy.
Installation is what sets this system apart. With DIY® QuickConnect® pre-charged line sets, DIYPRO® cable, and MRCOOL’s no-vacuum, no-gauges design, homeowners can complete installation themselves and avoid thousands in professional labor costs. Combined with R-454B refrigerant, DC inverter technology, and full smart home integration, this system delivers quiet, efficient, year-round comfort in a clean, modern package.
 
 KEY FEATURES & PERFORMANCE HIGHLIGHTS

27,000 BTU total system capacity
4 independent comfort zones
High-efficiency 23 SEER2 rating
DC inverter compressor technology
DIY® QuickConnect® pre-charged line sets
No vacuum pump or refrigerant handling
DIYPRO® cable — no electrical conduit required
Gold Fin® corrosion-resistant coating
Follow Me® temperature sensing
MRCOOL® Smart HVAC Controller® App
Amazon Alexa® & Google Home® compatibility
Ultra-quiet indoor operation
ENERGY STAR® & AHRI certified

 
 ELECTRICAL REQUIREMENTS & BREAKER INFO
Outdoor Condenser – DIY-MULTI4-27HP230D-O

Voltage: 208 / 230V
Phase: Single-phase
Frequency: 60 Hz

Minimum Circuit Ampacity (MCA): 20 amps

Maximum Breaker Size: 25 amps

Dedicated Circuit Required: Yes

(Always verify local electrical code requirements prior to installation.)
 
 DIMENSIONS & WEIGHT
Outdoor Condenser

Width: ~33 in
Height: ~31 in
Depth: ~16 in
Weight: ~150 lbs

 
6K Indoor Air Handlers (each)

Width: 31.57 in
Height: 11.69 in
Depth: 7.44 in
Weight: ~25 lbs

 
 WARRANTY COVERAGE

5-Year Parts Warranty
7-Year Compressor Warranty

Eligible for the MRCOOL® Care Kit Program

 
 WHAT’S INCLUDED IN THIS BUNDLE

✔ MRCOOL® DIY® 27K BTU 4-Zone Outdoor Condenser
✔ (4) 6K BTU Wall-Mounted Indoor Air Handlers
✔ (4) 16-ft DIY® QuickConnect® Line Sets (1/4 × 3/8)
✔ DIYPRO® communication cable
✔ Wireless remotes for each indoor unit
✔ Installation manuals & mounting hardware

Smart phone not included.

FREQUENTLY ASKED QUESTIONS 
Is this system truly DIY?
Yes. No vacuum pump, gauges, or refrigerant charging is required.
 
Can all rooms be set to different temperatures?
Yes. Each indoor unit operates independently.
 
Is this good for bedrooms?
Absolutely. The 6K units are extremely quiet and efficient.
 
Does it work with smart home systems?
Yes. Supports Alexa®, Google Home®, and the MRCOOL® Smart HVAC Controller® App.
 
  
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 MRCOOL® 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.
 
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