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4.5 of 326 reviews Verified Reviews

MRCOOL DIY 5th Gen EasyPro™ 9K BTU Single-Zone Mini Split

By MRCOOL® DIY® ENERGY STAR® SKU EZPRO-09-HP-11516D-O-1
Regular price $1,585.00
Sale price $1,585.00 Regular price $1,806.90
You Save: $221.90
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Pre-Charged Line Set Length
Key Features At A Glance
DIY Install
Complete System
Single Zone
In stock
Ready to ship
Free delivery*
Ships in 1–2 business days
Estimated arrival: Mar 05 – Mar 07
Based on order date & typical delivery times

Model: EZPRO-09-HP-11516D-O — The all-in-one DIY-friendly 5th Generation MRCOOL Easy Pro 9 K BTU Mini-Split System delivers efficient, quiet heating and cooling for spaces up to 400 sq ft. Perfect for bedrooms, home offices, or specialized zones such as server rooms or studios.

This complete single-zone system pairs a sleek, Wi-Fi-enabled indoor air handler with a durable outdoor condenser and includes a 16 ft pre-charged Fast Connection Line Set and DIYPRO Cable for true plug-and-play installation. Designed for energy-efficient performance and simple setup, the Easy Pro Series combines premium comfort with smart-home convenience.

Looking for a 6K or 6000 BTU Mini Split?

MRCOOL does not manufacture a 6,000 BTU single-zone Easy Pro system. However, this 9K BTU inverter-driven model is designed to automatically adjust output based on room demand, making it an ideal modern replacement for traditional 6K systems.

Unlike fixed-capacity mini splits, the Easy Pro 9K can modulate down during lower load conditions. This means if you are searching for:

  • 6k mini split
  • 6000 BTU mini split system
  • 6k 115V mini split
  • small room single zone mini split

This 9K inverter system is typically the correct solution for bedrooms, offices, studios, and other small spaces that would previously have used a 6K unit.

Key Features & Benefits

  • Streamlined DIY Setup: 16 ft pre-charged Fast Connection Line Set and DIYPRO Cable allow homeowners to install without vacuum pumps or professional HVAC service.
  • Smart Home Compatibility: Built-in Wi-Fi supports the MRCOOL Smart HVAC Controller App and integrates with Amazon Alexa and Google Assistant for voice control.
  • Adaptive Comfort Features: Handheld remote with Follow Me sensor maintains your preferred temperature where you are in the room.
  • High Efficiency Operation: SEER2 20.2 / HSPF2-4 9.2 ensures low energy use while providing reliable heating and cooling year-round.
  • Whisper-Quiet Performance: Operates at only 54 dB(A) — ideal for bedrooms, nurseries, and offices.
  • Low Ambient Cooling: Performs efficiently even when outdoor temperatures drop to 5 °F — great for IT spaces, garages, or greenhouses.
  • Built for Durability: Gold Fin-coated condenser resists corrosion and extends service life in coastal or humid climates.
  • Enhanced Indoor Air Quality: Active Clean Technology maintains a cleaner coil, helping to reduce maintenance and keep indoor air fresh.
  • Eco-Friendly & Certified: Uses R-454B refrigerant; meets AHRI, NEEP ccASHP, and CEE Tier 1 (North) standards.
  • Warranty Coverage: Includes a 2-Year Parts Warranty and 1-Year Compressor Warranty upon registration.

Technical Specifications

  • Cooling Capacity: 9 000 BTU (0.75 Ton)
  • Heating Capacity: 9 500 BTU
  • SEER2: 20.2 HSPF2-4: 9.2
  • Voltage: 115 V, 1 Phase, 60 Hz
  • Coverage Area: Up to 400 sq ft
  • Sound Level: 54 dB(A)
  • Refrigerant: R-454B (Eco-Friendly)
  • Line Set Length: 16 ft (Pre-Charged Quick Connect)
  • Certifications: AHRI / NEEP / CEE Tier 1 (North)
  • Warranty: 2 Years Parts / 1 Year Compressor (Registration Required)
🚚 Nationwide Delivery: Available for fast, insured shipping throughout the U.S. Typical transit time 2–7 business days, handling time 0–2 days. Orders ship from authorized MRCOOL distribution centers for maximum reliability.

No specs provided for this product yet.

DIY Single-Zone System

This DIY single-zone system includes all major components required for a complete installation. Line set length and accessories may vary based on configuration selected at checkout.

Outdoor Condenser

Outdoor Condenser

The outdoor heat pump unit that provides heating and cooling for your system.

Indoor Air Handler

Indoor Air Handler

Wall-mounted indoor unit that distributes conditioned air quietly and efficiently.

Pre-Charged DIY Line Set

Pre-Charged DIY Line Set

Factory pre-charged refrigerant line set designed for DIY installation without special tools.

Control Wire

Control Wire

Communication cable that connects the indoor and outdoor units.

Wireless Remote

Wireless Remote

Handheld remote for temperature, mode, and fan control.

Installation Manual

Installation Manual

Manufacturer installation and operation documentation.

WiFi Dongle / Smart Controller Adapter

WiFi Dongle / Smart Controller Adapter

Optional add-on that enables app control and remote monitoring from your phone. Availability depends on model and configuration.

Wall Mounting Plate

Wall Mounting Plate

Steel mounting plate used to securely install the indoor air handler.

Wall Sleeve / Wall Pass-Through

Wall Sleeve / Wall Pass-Through

Protective sleeve that lines the wall penetration for the line set, drain, and control wire. Helps prevent abrasion, air leaks, and moisture intrusion.

Line Set Wrap / Insulation Tape

Line Set Wrap / Insulation Tape

Wrap/insulation used to bundle and protect the refrigerant lines and communication wire. Helps reduce wear and improves appearance.

Download installation manuals, spec sheets, and warranty documents for this system.

[Easy Pro] Does this system require professional installation?

Answer:

No. MRCOOL Easy Pro™ systems are designed for true DIY installation. They use factory-sealed MRCOOL® DIY® Quick Connect Pre-Charged Line Sets, allowing homeowners to install the system without vacuum pumps, refrigerant handling, or specialized HVAC tools.

[Easy Pro] Does the Easy Pro system include a pre-charged line set?

Answer:

Yes. Easy Pro systems include a 16 ft MRCOOL® DIY® Quick Connect Pre-Charged Line Set, which comes factory-charged and ready to connect. No on-site charging or evacuation is required.

[Easy Pro] What size room is the Easy Pro designed to heat and cool?

Answer:

Coverage depends on system size. Easy Pro units are commonly used for spaces such as bedrooms, garages, home offices, workshops, additions, and bonus rooms. Always size based on square footage, insulation, ceiling height, and climate conditions.

[Easy Pro] How does the Easy Pro perform in cold weather heating?

Answer:

The MRCOOL Easy Pro™ is designed for reliable heating in mild to moderate winter conditions. Heating efficiency begins to decrease as outdoor temperatures approach 5°F, which is typical for standard inverter heat pump systems. In colder climates or regions with frequent sub-freezing temperatures, supplemental heat or a cold-climate system may be recommended.

[Easy Pro] What is the difference between Easy Pro and E-Star heating performance?

Answer:

The MRCOOL Easy Pro™ and MRCOOL E-Star® are designed for different climate needs.

Easy Pro systems are optimized for cost-effective, DIY heating and cooling in moderate climates, with heating performance tapering near 5°F.

MRCOOL E-Star® systems are cold-climate rated and maintain strong heating performance down to approximately -13°F, making them better suited for colder regions or primary winter heating.

[Easy Pro] Is the Easy Pro recommended as a primary heat source in cold climates?

Answer:

In colder climates where temperatures regularly fall below 5°F, the Easy Pro™ is best used as a supplemental or secondary heat source. For primary heating in cold regions, MRCOOL E-Star® or Hyper-Heat style systems are recommended.

[Easy Pro] Why does MRCOOL DIY Direct explain heating performance differences between systems?

Answer:

At MRCOOL DIY Direct, we believe in transparency, not just making a sale. All MRCOOL systems deliver excellent, energy-efficient cooling. The primary difference between models comes down to heating performance in cold weather, which is driven by compressor design and system classification.

Like all heat pump brands, MRCOOL offers different tiers: standard heating systems for moderate climates, enhanced cold-weather systems, and advanced hyper-heating models for extreme temperatures. Our goal is to help you choose the right system for your climate, usage, and expectations so you’re satisfied long after installation.

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Rated 4.7 / 5 Stars
4700+ Verified Reviews

Comfort That Speaks for Itself

See why homeowners and pros alike trust MRCOOL DIY systems to deliver comfort, savings, and easy installation.

I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!

Jason R., North Carolina

Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency

Megan L., Arizona

Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.

Daniel P., Texas

I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.

Jennifer C., Florida

Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.

Chris B., Ohio

Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!

Angela K., Kentucky

I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.

Brandon S., Tennessee

I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!

Jason R., North Carolina

Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency

Megan L., Arizona

Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.

Daniel P., Texas

I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.

Jennifer C., Florida

Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.

Chris B., Ohio

Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!

Angela K., Kentucky

I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.

Brandon S., Tennessee

I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!

Jason R., North Carolina

Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency

Megan L., Arizona

Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.

Daniel P., Texas

I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.

Jennifer C., Florida

Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.

Chris B., Ohio

Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!

Angela K., Kentucky

I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.

Brandon S., Tennessee

I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!

Jason R., North Carolina

Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency

Megan L., Arizona

Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.

Daniel P., Texas

I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.

Jennifer C., Florida

Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.

Chris B., Ohio

Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!

Angela K., Kentucky

I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.

Brandon S., Tennessee

I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!

Jason R., North Carolina

Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency

Megan L., Arizona

Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.

Daniel P., Texas

I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.

Jennifer C., Florida

Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.

Chris B., Ohio

Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!

Angela K., Kentucky

I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.

Brandon S., Tennessee

I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!

Jason R., North Carolina

Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency

Megan L., Arizona

Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.

Daniel P., Texas

I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.

Jennifer C., Florida

Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.

Chris B., Ohio

Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!

Angela K., Kentucky

I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.

Brandon S., Tennessee

I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!

Jason R., North Carolina

Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency

Megan L., Arizona

Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.

Daniel P., Texas

I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.

Jennifer C., Florida

Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.

Chris B., Ohio

Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!

Angela K., Kentucky

I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.

Brandon S., Tennessee

I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!

Jason R., North Carolina

Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency

Megan L., Arizona

Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.

Daniel P., Texas

I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.

Jennifer C., Florida

Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.

Chris B., Ohio

Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!

Angela K., Kentucky

I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.

Brandon S., Tennessee

I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!

Jason R., North Carolina

Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency

Megan L., Arizona

Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.

Daniel P., Texas

I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.

Jennifer C., Florida

Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.

Chris B., Ohio

Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!

Angela K., Kentucky

I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.

Brandon S., Tennessee

I never thought I’d install my own HVAC system, but MRCOOL made it possible. The instructions were easy, and the pre-charged lines saved me from hiring a tech. Cools my garage workshop perfectly!

Jason R., North Carolina

Our MRCOOL mini-split runs really quiet — you can barely tell it’s on. Our electric bill dropped about 35% this summer. Very impressed with the efficiency

Megan L., Arizona

Installed this in my detached office. Took me a Saturday morning and a friend to lift the outdoor unit. Works flawlessly — heats in winter and cools in summer.

Daniel P., Texas

I swapped my old central unit for two MRCOOL DIY mini-splits. Same comfort, way lower bills. The inverter technology really makes a difference.

Jennifer C., Florida

Had a small question during installation and Vanessa picked up right away. They walked me through it step by step — best customer service I’ve had in years.

Chris B., Ohio

Keeps our sunroom comfortable in 100°F summers and comfy in the winter. The heat pump feature is amazing — one system for both heating and cooling!

Angela K., Kentucky

I’ve remodeled a few homes, and MRCOOL DIY systems are a game-changer. No need for HVAC pros or special tools — everything is plug-and-play.

Brandon S., Tennessee