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MRCOOL 12,000 BTU DIY 5th Gen Hyper Heat 23.5 SEER2 Single Zone Wall Mount Mini Split Heat Pump System w/ 25' Line Set - R454B | 230V

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MRCOOL

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Model

DIYHH-12-HP-WM-230D25-O

ID

221934

Was $2,600.90
Your Low Price $2,532.00
 
  • Do-It-Yourself Installation
  • Heating & Cooling
  • Strong Warranty
  • Perfect for a room up to 550 sqft
  • Wi-Fi & Smartphone App Capabilities
  • Includes 25ft Line Set
Customize MRCOOL 12,000 BTU DIY 5th Gen Hyper Heat 23.5 SEER2 Single Zone Wall Mount Mini Split Heat Pump System w/ 25' Line Set - R454B | 230V
12,000 BTU MRCOOL Single Zone Condenser - R454B
12,000 BTU MRCOOL Single Zone Condenser - R454B   + $1,843.00
12,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler – R454B
12,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler – R454B   + $689.00
Installation Kit for Condensers
21" Wall Mount Bracket
MRCOOL 5th Gen 12K BTU Hyper Heat Ductless Mini Split Heat Pump System with Line set 230V - DIYHH-12-HP-WM-230D25-O

$2,532.00

MRCOOL DIY 12,000 BTU 5th Gen Hyper Heat SEER 23.5 Single Zone Wall Mount Mini Split Heat Pump System - R454B | 230V

The MRCOOL® DIY® 5th Generation Hyper Heat 12,000 BTU Single Zone Mini Split system delivers powerful, energy-efficient heating and cooling with true DIY® installation convenience. Designed for spaces up to 550 square feet, this system combines Hyper Heat performance, advanced inverter technology, and smart controls to provide reliable comfort in both extreme heat and cold climates.

Product Overview

  • Cooling Capacity: 12,000 BTU
  • Heating Capacity: 12,000 BTU
  • Maximum Coverage Area: Up to 550 sq. ft.
  • Refrigerant: R-454B (environmentally friendly, low-GWP)
  • Application: Ideal for single-zone residential spaces
  • Operational Temperature Range: -22°F to 122°F

Key Features

  • Hyper Heat Technology: Maintains heating performance even in extreme cold climates.
  • High Efficiency: SEER2 23.5, EER2 12.8, HSPF2-4 10.0, HSPF2-5 8.0.
  • DC Inverter Technology: Delivers consistent comfort with reduced energy consumption.
  • Quiet Operation: Indoor sound levels as low as 18 dB(A) in silent mode.
  • Energy Star Certified: Meets Energy Star® V6.1 and Cold Climate standards.

Installation & Requirements

  • DIY® Installation: No specialized tools, vacuuming, or professional HVAC assistance required.
  • Quick Connect® Line Set: 25-foot pre-charged line set included.
  • Voltage: 208/230V, single-phase, 60Hz.
  • Minimum Circuit Ampacity: 15A (outdoor).
  • Maximum Fuse Size: 15A.
  • Piping Size: 1/4" liquid line, 3/8" gas line.
  • DIYPRO® Armored Cable: Included to eliminate the need for electrical conduit.

Comfort & Smart Controls

  • Multiple Control Options: Included remote, smartphone app, and voice control.
  • SmartHVAC App: Compatible with iOS and Android devices.
  • Digital Assistant Ready: Supports Amazon Alexa and Google Assistant.
  • Follow Me® Function: Uses the remote’s temperature sensor for personalized comfort.
  • Auto Mode: Automatically optimizes comfort and energy efficiency.

Advanced Operating Functions

  • Turbo Mode: Rapidly reaches the desired temperature.
  • Programmable Timer: Aligns operation with occupancy schedules.
  • Auto Restart: Automatically resumes operation after power outages.
  • Leakage Detection: Provides alerts for potential system issues.
  • Low Ambient Cooling: Reliable cooling performance in colder outdoor conditions.

Construction & Design

  • Wall-Mounted Air Handler: Modern, low-profile design for residential interiors.
  • Louver Position Memory: Restores previous airflow settings when powered on.
  • Gold Fin® Coating: Corrosion-resistant design suitable for inland and coastal environments.
  • Indoor Dimensions: 31.57 x 7.44 x 11.69 inches.
  • Indoor Weight: 24.47 lbs (net).

Warranty

Includes manufacturer warranty coverage. If registered by the original owner and enrolled annually in the MRCOOL® Care Program, extended compressor and full unit replacement benefits may apply. Standard warranty applies if registration requirements are not met.

12,000 BTU MRCOOL Single Zone Condenser - R454B

The MRCOOL DIY 12K BTU Hyper Heat 23.5 SEER Ductless Heat Pump Single Zone Mini Split Condenser

The MRCOOL DIY 12K BTU Hyper Heat 23.5 SEER Ductless Heat Pump Single Zone Mini Split Condenser makes home climate control easier than ever. Designed for effortless installation, this system requires no special tools or professional experience and is ideal for spaces between 350-550 sq. ft. With a pre-charged 25-foot QuickConnect line set filled with R-454B refrigerant, setup is simple and eliminates the need for vacuuming.

Key Features

The included DIYPRO cable enhances durability, replacing traditional electrical conduit to protect against weather, animals, and yardwork damage.
  • DIY Installation: Includes a 25-foot pre-charged Fast Connection® line set, allowing for easy setup without the need for professional tools or training.
  • Smart Controls: Compatible with the SmartHVAC Controller App, enabling remote operation via smartphone and voice control through Amazon Alexa and Google Assistant.
  • Energy Efficiency: Achieves a SEER2 rating of 23.5 and an HSPF2-4 rating of 10, providing cost-effective performance throughout the year.
  • Quiet Operation: Operates at a low noise level of 56.5 dB(A), ensuring a peaceful environment.
  • Additional Features: Includes Follow Me® function, Sleep Mode, Auto Mode, Timer Mode, and refrigerant leakage detection for enhanced comfort and safety.

Warranty

  • Parts Warranty: 5 Years
  • Compressor Warranty: 7 Year
12,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler – R454B

MRCOOL® 12k DIY 5th Generation Mini-Split Air Handler 230v

The MRCOOL® 12k DIY 5th Generation Mini-Split Air Handler is an efficient, user-friendly solution for heating and cooling medium-sized spaces. With a capacity of 12,000 BTU and a 230-volt configuration, this air handler is part of the innovative MRCOOL® DIY series, designed for fast installation without specialized HVAC tools or training. Ideal for homeowners looking to upgrade their comfort without added labor costs, it combines smart technology with dependable performance.

Key Features:

  • DIY-Friendly Installation
  • Efficient Performance: High SEER2 efficiency helps reduce energy bills while maintaining reliable comfort all year long.
  • Smart Controls: Compatible with the MRCOOL® SmartHVAC app, as well as Alexa and Google Assistant, for remote operation and scheduling.
  • Low Noise Operation: Engineered for quiet performance, making it perfect for bedrooms, offices, and other quiet zones.
  • Versatile Functionality: Supports cooling, heating, fan-only, and dehumidification modes to suit any seasonal need.
  • Auto Restart and Sleep Mode: Automatically resumes with previous settings after power outages and adjusts temperatures overnight for energy savings.
  • Wall-Mounted Design: Sleek and compact unit fits easily into most interior layouts without taking up valuable floor space.

Specifications:

  • Model Number: DIY-12-HP-WMAH-230D25-O
  • Voltage: 230V
  • Cooling/Heating Capacity: 12,000 BTU
  • Refrigerant: R-454B
  • Mounting Style: Wall-mounted

The MRCOOL® 12k DIY Air Handler delivers the performance and features you need to efficiently control your home’s climate without the complexity of traditional HVAC systems. Ideal for bedrooms, living rooms, and other medium-sized spaces, this unit blends technology, convenience, and cost-saving efficiency into one smart package.

Installation Kit for Condensers

4Ensure a professional and secure installation for your condenser with this comprehensive installation kit. Designed to provide all the essential components needed for a smooth setup, this kit helps protect your system while ensuring proper electrical and refrigerant connections.

Key Features:

All-in-One Kit: Includes key accessories for a professional-grade installation.
Enhanced System Protection: Features a surge protector and disconnect safety switch for added safety.
Reliable Electrical Connections: Comes with a whip and charging adapter to ensure proper power supply.
Secure Wall Penetration: Telescoping wall sleeve protects and stabilizes refrigerant and electrical lines.
HVAC Professional Recommended: Ideal for new installations and system replacements.

What’s Included:

  • 3/4" x 6' Electrical Whip – SKU: 84138
  • 60A Non-Fused Disconnect – SKU: 83335
  • Surge Protector – SKU: ICM517
  • CPS Charging Adapter – SKU: 87-AD87
  • Telescoping Wall Sleeve – SKU: NFP-75

Equip your condenser with everything needed for a safe, durable, and professional installation. Order your Condenser Installation Kit today!

21" Wall Mount Bracket

This wall mount bracket is perfect for outdoor mini split condensers. The length of the the wall bracket arms are 21" long. The condensing unit is mounted onto the L-shaped brackets and fastened using the bolts and anti-vibration washers provided.

Features:

  • 21" Arm Length
  • Weight capacity of 220 lbs per arm
  • Bolts and anti-vibration washers included

No Return Policy

All sales of this product are final and are non-refundable.

Equipment Pad and Risers Kit

E Lite Condenser Pad and Risers

E Lite Condenser Pad

E Lite Condenser Pad is designed to provide solid support for air conditioning condensers. It's made from sturdy polypropylene, striking a balance between lightness and stability. Its robust design ensures a level ground without the need for extra components.

Key Features:

  • Reliable Support: Abundance of ridges for stable ground support.
  • Durable and Lightweight: Tough yet not excessively heavy, thanks to polypropylene construction.
  • Anti-Slip: The surface prevents slipping, and rounded edges enhance safety.
  • Simple Appearance: Gray color with size labels.
  • Versatile Use: Suitable for condensers, pipes, ducts, cables, and more.

E Lite Risers

E Lite Risers complement the Condenser Pad, allowing you to adjust your setup as needed. They are constructed from weather-resistant PVC for outdoor use.

Key Features:

  • Weather Resistance: Made from tough PVC for long-lasting performance.
  • Secure Setup: The track securely holds bolts in place.
  • Bolts Included: Each set comes with two bolts.
  • Strong Support: Capable of handling loads of up to 397 pounds.

E Lite Condenser Pad and Risers offer reliable support without any complications. They are built to last and deliver efficient performance. Consider E Lite for your support needs – it's a practical solution for your projects.

No Return Policy

All sales of this product are final and are non-refundable.

More Information
MRCOOL 12,000 BTU 5th Gen Hyper Heat Single Zone Mini Split Heat Pump Condenser - R454B | 230V
FeatureSpec
SKUDIYHH-12-HP-C-230D25-O
Refrigerant Charge1.90 lbs (Pre-Charged for 25ft Line Set)
Weight (in lbs)83.110000
AHRI Certificate Number216032549
Brand/ManufacturerMRCOOL
Cooling BTU12000 BTU
Heating BTU12000 BTU
Energy StarYes
RefrigerantR454B
HSPF210
SEER2 (Efficiency)23.5
EER212.8
Liquid Line1/4"
Suction Line3/8"
Electrical230V 1 Phase 60 Hz
Max Breaker Size15 Amps
Min. Breaker Size15 Amps
BTU/Tonnage12,000 BTU/1 Ton
Min/Max Outdoor Temp for Heating-22°F - 122°F
Min/Max Outdoor Temp for Cooling-22°F - 122°F
Zone CompatibilitySingle Zone
Height21.81"
Width31.69"
Depth12.99"
Warranty7 Year Compressor / 5 Years Parts Warranty with Online Registration
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
MRCOOL 12,000 BTU DIY 5th Generation Single Zone Wall Mount Mini Split Air Handler - R454B | 230V
FeatureSpec
SKUDIY-12-HP-WMAH-230D25-O
Weight (in lbs)24.470000
Brand/ManufacturerMRCOOL
ReplacesDIY-12-HP-WMAH-230C25
RefrigerantR454B
Liquid Valve Size 1/4
Suction Valve Size 3/8
BTU/Tonnage12,000 BTU/1 Ton
Mini Split TypeWall Mounted
Zone CompatibilityMulti Zone
Height11.63"
Width31.57"
Depth7.44"
Warranty7 Year Compressor/5 Year Parts Warranty
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
Installation Kit for Condensers - Accessory Set
FeatureSpec
SKUMSK001
Weight (in lbs)15.000000
Brand/ManufacturerOnline Supply
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
21" Wall Mount Bracket for Mini Split Systems
FeatureSpec
SKU230-B2L
Weight (in lbs)9.200000
Brand/ManufacturerOnline Supply
Length40"
Height3"
Width6"
Safety InformationPROPOSITION 65 WARNING
E Lite Equipment Pad and Risers Kit 18" x 38" x 3"
FeatureSpec
SKU87762 / EL1838-3
Weight (in lbs)25.000000
Brand/ManufacturerOnline Supply
Height3"
Width18"
Depth38"
Safety InformationPROPOSITION 65 WARNING
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Why Choose MRCOOL?

MRCOOL mini split systems combine innovative design with advanced manufacturing to deliver efficient, reliable comfort wherever you need it. Built with cutting-edge technology, these systems ensure optimal performance and flexibility for any space.

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