MRCOOL 55,000 BTU 6‑Zone DIY Mini Split System with Two 24k Air Handlers & Two 16 ft Pre‑Charged Line Sets DIYM255HPW05D00

MRCOOL 55,000 BTU 6‑Zone DIY Mini Split System with Two 24k Air Handlers & Two 16 ft Pre‑Charged Line Sets DIYM255HPW05D00

Experience powerful, efficient comfort control with the MRCOOL 55,000 BTU 6‑Zone DIY Mini Split System with Two 24k Air Handlers & Two 16 ft Pre‑Charged Line Sets DIYM255HPW05D00. Designed for larger homes, multi‑room layouts, and applications requiring balanced airflow and independent climate zones, this system delivers contractor‑grade performance with true DIY simplicity. Built around the advanced 5th Generation double‑stack DIY condenser, it harnesses next‑generation R‑454B refrigerant for efficient heating and cooling that meets ENERGY STAR® and AHRI certified performance standards.

Perfect for spaces like large bedrooms, living areas, workshops, and basements, this configuration includes two 24,000 BTU wall‑mounted air handlers, providing robust comfort where you need it most. The homeowner‑friendly DIY QuickConnect® pre‑charged line sets eliminate the need for vacuum pumps, gauges, or professional refrigerant handling — dramatically simplifying installation while saving on labor costs.

Once installed, take full control of your environment through the MRCOOL Smart HVAC Controller®, allowing you to adjust temperatures, create schedules, monitor energy usage, and even use voice control with Amazon Alexa or Google Assistant. Premium features like Follow Me® temperature sensing, Gold Fin® corrosion‑resistant coils, and ultra‑quiet inverter operation provide reliable, long‑lasting comfort tailored to your lifestyle.

Features

• Engineered 55,000 BTU total system capacity for large or multi‑room cooling/heating solutions.

• Two high‑performance 24,000 BTU wall‑mounted air handlers for powerful climate control.

• DIY QuickConnect® pre‑charged line sets — no vacuum pumps or HVAC certification needed.

• Includes DIYPRO® communication cable for durable, conduit‑free installation.

• Smart HVAC Controller® compatibility for comprehensive app and voice control.

• Gold Fin® corrosion‑resistant coils and ultra‑quiet inverter operation.

• Supports up to six independently controlled zones (installed as two).

Specifications

What’s Included 

• ✔ MRCOOL® DIY-MULTI6-55HP230D-O
  55,000 BTU 6-Zone 5th Gen DIY® Multi-Zone Double-Stack Condenser (230V)
• ✔ (2) MRCOOL® DIY-24-HP-WMAH-230D25-O
  24,000 BTU Wall-Mounted Air Handlers (up to ~1,000 sq ft each)
• ✔ (2) MRCOOL® DIY16-3858-O
  16 ft DIY® QuickConnect® Line Sets (3/8” x 5/8”)
• ✔ DIYPRO® communication cable
• ✔ Wireless remotes for each indoor unit
• ✔ Wall mounting hardware & installation accessories

Frequently Asked Questions (FAQ's)

Q: Is this system expandable?

Yes. The condenser supports up to six indoor air handlers, allowing future expansion.

Q: Do I need HVAC tools or refrigerant licensing?

No. DIY® QuickConnect® technology eliminates vacuuming and refrigerant handling.

Q: Can I control each room independently?

Yes. Each air handler operates as its own zone through the MRCOOL® Smart HVAC Controller®.

Q: What warranty is included?

• 5-Year Parts Warranty
• 7-Year Compressor Warranty
• Limited Lifetime Replacement Warranty with MRCOOL® Care enrollment