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MRCOOL  |  SKU: DIYM427HPW01D00
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MRCOOL DIY 5th Gen Multi-Zone 4-Zone 27,000 BTU 23 SEER2 (6K + 6K + 6K + 9K) 4×16 ft Line Sets Ductless Mini-Split Air Conditioner & Heat Pump — DIYM427HPW01D00

$4,911.00 USD $5,411.00

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Description

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 27,000 BTU 23 SEER2 (6K + 6K + 6K + 9K) 4×16 ft Line Sets Ductless Mini-Split Air Conditioner & Heat Pump DIYM427HPW01D00

The MRCOOL® DIY® 5th Gen Multi-Zone 4-Zone 27,000 BTU 23 SEER2 Ductless Mini-Split Air Conditioner & Heat Pump (DIYM427HPW01D00) is a high-performance, energy-efficient system designed for homeowners seeking true room-by-room comfort with the convenience of a DIY installation. This 4-zone system pairs three 6,000 BTU indoor air handlers with one 9,000 BTU indoor unit, delivering a total capacity of 27,000 BTU. Each zone operates independently, offering precise temperature control, ultra-quiet operation, and compatibility with Alexa®, Google Home®, and the MRCOOL® Smart HVAC Controller® App. Featuring DC inverter technology, 23 SEER2 efficiency, Gold Fin® corrosion-resistant protection, and ENERGY STAR® certification, this system combines reliability, savings, and smart home integration.

Installation is simple and accessible for DIY enthusiasts thanks to MRCOOL®’s QuickConnect® pre-charged line sets, eliminating the need for vacuum pumps, refrigerant handling, or special licensing. The included DIYPRO® cable further simplifies setup by reducing conduit requirements, while the bundle comes complete with the outdoor condenser, all indoor units, line sets, wireless remotes, installation manuals, and mounting hardware. With a 5-year parts warranty, 7-year compressor coverage, and limited lifetime replacement through MRCOOL® Care Program registration, this system ensures long-lasting comfort, flexibility, and peace of mind for modern households.

Features

  • 27,000 BTU total system capacity
  • 4 independently controlled comfort zones
  • 23 SEER2 high-efficiency performance
  • DC inverter compressor technology
  • DIY® QuickConnect® pre-charged line sets
  • No vacuum pump or refrigerant tools required
  • DIYPRO® cable (no conduit needed)
  • Gold Fin® corrosion-resistant protection
  • Follow Me® temperature sensing
  • MRCOOL® Smart HVAC Controller® App
  • Amazon Alexa® & Google Home® compatible
  • Ultra-quiet indoor operation
  • ENERGY STAR® & AHRI certified

Specifications

Category Specification
Outdoor Condenser Model DIY-MULTI4-27HP230D-O
Voltage 208 / 230 V
Phase Single-phase
Frequency 60 Hz
Minimum Circuit Ampacity (MCA) 20 A
Maximum Breaker Size 25 A
Dedicated Circuit Required Yes
Note Always verify local electrical code requirements
Outdoor Condenser Dimensions (W × H × D) ~33 in × ~31 in × ~16 in
Outdoor Condenser Weight ~150 lbs
6K Indoor Air Handler Dimensions (W × H × D) 31.57 in × 11.69 in × 7.44 in
6K Indoor Air Handler Weight ~25 lbs each
9K Indoor Air Handler Dimensions (W × H × D) ~33 in × ~12 in × ~8 in
9K Indoor Air Handler Weight ~27 lbs
Warranty Coverage 5-Year Parts Warranty, 7-Year Compressor Warranty, Limited Lifetime Replacement Warranty (with MRCOOL® Care Program registration)

What’s Included 

  • ✔ MRCOOL® DIY® 27K BTU 4-Zone Outdoor Condenser
  • ✔ (3) 6K BTU Wall-Mounted Indoor Air Handlers
  • ✔ (1) 9K BTU Wall-Mounted Indoor Air Handler
  • ✔ (4) 16-ft DIY® QuickConnect® Line Sets (1/4 × 3/8)
  • ✔ DIYPRO® communication cable
  • ✔ Wireless remotes for each indoor unit
  • ✔ Installation manuals & mounting hardware

Frequently Asked Questions (FAQ's)

Is this system truly DIY?

Yes. No vacuum pump, gauges, or refrigerant handling required.

Can each room be controlled separately?

Absolutely. Each indoor unit operates independently.

Is it quiet enough for bedrooms and offices?

Yes. Designed for ultra-low noise indoor operation.

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