MRCOOL® Easy Pro® DIY® 12K BTU Mini Split System 115V – 5th Gen DIY Heat Pump w/ 11.5 ft Pre-Charged Line Set- EZYPRO-12-HP-115-11.5LS-COMPLETE

The MRCOOL Easy Pro 12K BTU mini split system delivers powerful heating and cooling for spaces up to 550 sq ft. Featuring an 11.5 ft pre-charged line set, this DIY system installs fast with no special tools required.

Product Description 

The New Standard for Easy DIY Mini Split Installation

The MRCOOL Easy Pro® 12K BTU Mini Split System is designed to eliminate the biggest headaches of HVAC installation.

With its included 11.5 ft pre-charged Quick Connect® line set, you can install this system without vacuum pumps, gauges, or refrigerant handling.

👉 No HVAC tools
👉 No professional install required
👉 Faster setup than traditional systems

Built for Medium Rooms Up to 550 Sq Ft

Perfect for:

• Garages
• Home offices
• Workshops
• Studios
• Bedrooms
• Bonus rooms

This 12,000 BTU system provides consistent, year-round comfort.

High Efficiency That Cuts Energy Costs

• 19.5 SEER2 cooling efficiency
• 9.3 HSPF2 heating performance
• DC inverter compressor
• Reduced energy consumption

You get serious performance without high power bills.

True DIY Installation – No Contractor Needed

This system includes everything needed:

• ✔ 11.5 ft pre-charged R-454B line set
• ✔ Quick Connect® fittings
• ✔ DIYPRO® cable (no conduit required)
• ✔ Plug-and-play installation

Install it yourself in just a few hours.

Smart Home Ready Control

Control your comfort from anywhere:

• MRCOOL SmartHVAC™ App
• Amazon Alexa compatibility
• Google Assistant compatibility
• Wireless remote included

Built for Long-Term Durability

• Gold Fin® corrosion-resistant coating
• Quiet operation (as low as 17.5 dBA indoors)
• DC fan motors
• High-efficiency inverter system

Strong Warranty Protection

• 3-Year Compressor Warranty
• 3-Year Parts Warranty

This gives you long-term confidence most DIY systems don’t offer.

KEY FEATURES 

• 12,000 BTU Heating & Cooling
• Covers up to 550 sq ft
• 115V Standard Power
• 19.5 SEER2 High Efficiency
• 11.5 ft Pre-Charged Line Set Included
• R-454B Refrigerant
• DIY Installation System
• Smart App + Voice Control
• Ultra Quiet Operation
• Inverter Heat Pump Technology

FULL TECHNICAL SPECIFICATIONS

System Performance

• Cooling Capacity: 12,000 BTU
• Heating Capacity: 12,000 BTU
• SEER2: 19.5
• EER2: 9
• HSPF2-4: 9.3
• Voltage: 115V
• Phase: 1
• Frequency: 60Hz

Electrical:

• Max Fuse Breaker: 20A
• Minimum Circuit Ampacity: 19.5A

Line Set

• Length: 11.5 ft
• Liquid Line: 1/4”
• Suction Line: 3/8”
• Max Length: 75 ft

Indoor Unit- EZPRO-12-HP-WMAH-115DE-O

• Sound Level: 17.5 – 44.5 dBA
• Dimensions: 31.57W x 11.61H x 7.87D
• Weight: 24.91 lbs

Outdoor Unit- EZPRO-12-HP-C-11511DE-O

• Sound Level: 54 dBA
• Dimensions: 28.35W x 19.49H x 10.63D
• Weight: 54.89 lbs

Frequently Asked Questions about the MRCOOL® Easy Pro® DIY® 12K BTU 115V DIY Mini Split

Q: Is this really DIY install?

Yes — the pre-charged line set eliminates the need for HVAC tools.

Q: What size room does this cover?

Up to 550 sq ft depending on insulation and ceiling height.

Q: Does this system heat and cool?

Yes — it’s a full heat pump.

Q: What makes Easy Pro different?

The 11.5 ft pre-charged line set + simplified install system makes it one of the easiest mini splits on the market.

Q: Does it work with my phone?

Yes — use the MRCOOL SmartHVAC app.

WHY BUY FROM MRCOOL DIRECT

• Official MRCOOL DIRECT Online Store
• Free Shipping Over $1000
• Fast Order Processing
• Real HVAC Support
• Exclusive Bundle Deals

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USA #1 MRCOOL Most Trusted Dealer