Sale!
ENERGY STAR
DIY Installation

MRCOOL DIY 5th Generation 12k Mini‑Split System (115V)

15 people are viewing this product right now.

Original price was: $2,359.00.Current price is: $2,300.00.

The MRCOOL 12k DIY 5th Generation Mini‑Split is a high‑efficiency heating and cooling solution designed for small to medium‑sized rooms up to 500 sq. ft. This 12,000 BTU single‑zone system offers true DIY installation, smart‑home controls, and reliable year‑round comfort. With upgraded 5th Generation technology, it delivers quieter operation, improved efficiency, and better low‑ambient heating performance.

You save: $59.00 (3%)

Description

Air Handler + Condenser Kit — Pre‑Charged, Easy DIY Installation

The MRCOOL DIY 5th Generation 12,000 BTU Mini‑Split System (115V) is the perfect solution for cooling and heating medium‑sized rooms with maximum efficiency and minimal installation hassle. Designed for homeowners, renters, and DIY enthusiasts, this system delivers quiet comfort, smart controls, and industry‑leading technology — all without requiring a licensed HVAC technician to handle refrigerant.

Your Bargain Mart is an Authorized MRCOOL Dealer and Authorized MRCOOL Installer, ensuring you receive genuine MRCOOL equipment, full warranty protection, and optional professional installation through Precision Air for customers who prefer a hands‑off experience.

🌬️ Ideal For

  • Living rooms
  • Larger bedrooms
  • Home offices
  • Workshops
  • Bonus rooms
  • Small apartments
  • Add‑on spaces

The 12k system is sized perfectly for medium‑sized rooms where comfort and efficiency matter.

📦 What’s Included in the Box

Everything you need for installation is included:

  • 12,000 BTU indoor air handler
  • 12,000 BTU outdoor condenser
  • Pre‑charged Quick‑Connect line set (length varies by selection)
  • Communication cable
  • Drain hose
  • Remote control
  • Mounting hardware
  • Installation manual
  • Integrated smart controller

No vacuum pump, gauges, or special tools required.

Key Features

✔ 100% DIY Installation

MRCOOL’s patented pre‑charged Quick‑Connect line set allows homeowners to install the system without handling refrigerant. No EPA certification required.

✔ Energy‑Efficient Inverter Technology

The variable‑speed compressor adjusts output automatically, reducing energy use and improving comfort.

✔ WiFi Smart Controls

Control your system from anywhere using the MRCOOL app, Alexa, or Google Assistant.

✔ Whisper‑Quiet Operation

Perfect for bedrooms, nurseries, and offices.

✔ Heating & Cooling

Year‑round comfort with efficient heat pump technology.

✔ Industry‑Leading Warranty

Full warranty protection when purchased from an Authorized MRCOOL Dealer.

🛡️ Why Buy From an Authorized MRCOOL Dealer?

Buying from Your Bargain Mart ensures:

  • Genuine MRCOOL equipment
  • Full factory warranty protection
  • No counterfeit or grey‑market units
  • Local support and guidance
  • Access to authorized installation through Precision Air
  • Correct sizing recommendations

Unauthorized sellers void the warranty — we protect your investment.

🛠️ Professional Installation by Precision Air

Even though the MRCOOL DIY system is designed for homeowners, many customers still prefer professional installation. Precision Air provides:

  • Correct mounting and placement
  • Safe electrical connections
  • Proper line set routing
  • Clean, sealed wall penetrations
  • System testing and calibration
  • Warranty‑safe installation practices

If you want the convenience of DIY with the peace of mind of a professional install, Precision Air has you covered.

📊 Technical Specifications

Feature Value
BTU Capacity 12,000 BTU
Voltage 115V
Refrigerant R‑410A (pre‑charged)
Compressor Type Variable‑speed inverter
Line Set Pre‑charged Quick‑Connect
Cooling Coverage ~500 sq ft
Heating Coverage ~450 sq ft
Indoor Unit Type Wall‑mounted air handler
Outdoor Unit Type Heat pump condenser

🔄 Model Comparison

Model BTU Voltage Best For Notes
DIY 9k 9,000 115V Bedrooms, offices Most efficient for small rooms
DIY 12k 12,000 115V Larger bedrooms, living rooms Perfect mid‑size solution
DIY 18k 18,000 230V Large rooms, garages

PayPal Pay Later

Want to spread out your purchase? Your Bargain Mart offers PayPal Pay Later on all MRCOOL systems. Choose PayPal at checkout to see your available payment options.

Fast approval, no hidden fees, and no credit card required — all handled securely through PayPal.

Additional Information

BASE COMPRESSOR WARRANTY

BASE PARTS WARRANTY

ENERGY STAR CERTIFIED

MAX COVERAGE AREA

Product Series

REGISTERED WARRANTY

Reviews

There are no reviews yet

Be the first to review “MRCOOL DIY 5th Generation 12k Mini‑Split System (115V)”

MRCOOL 5th Generation DIY Single Zone Warranty

Click Link Below For Warranty Document

mc-diy-5-wr-en-01

Proposition 65 Warning California Residents Only

⚠ California Proposition 65 Warning This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. These warnings are provided in accordance with California law to help consumers make informed decisions. For more information, visit www.P65Warnings.ca.gov (p65warnings.ca.gov in Bing).

Q & A

Ask a question
MRCOOL DIY 5th Generation 12k Mini‑Split System (115V) MRCOOL DIY 5th Generation 12k Mini‑Split System (115V)
Your question
* Question is required
Name
* Name is required
* Please tick the checkbox to proceed
There are no questions yet
INDOOR:

TONNAGE

1
VOLTAGE (V) 115
PHASE 1
CYCLE 60
MAX FUSE BREAKER (A) 15
MIN CIRCUIT AMPACITY (A) 3
MOUNT TYPE Wall
COLOR White
MAX COVERAGE AREA 550 sqft
DECIBEL RATING LOW (DBA) 18
DECIBEL RATING HIGH (DBA) 43
NUMBER OF SPEEDS 5
OSCILLATION Yes
LIQUID LINE SIZE 1/4
SUCTION LINE SIZE 3/8
FILTER TYPE Reusable
AUXILIARY HEATER INCLUDED No
AUXILIARY HEATER AVAILABLE No
FAN ONLY OPTION Yes
QUIET MODE Yes
AUTO COOL Yes
WIFI COMPATIBILITY Yes
APP COMPATIBILITY Yes
WORKS WITH IOS Yes
WORKS WITH ANDROID Yes
REMOTE CONTROL INCLUDED Yes
UL LISTED Yes
ETL LISTED Yes
ENERGY STAR CERTIFIED Yes
AHRI CERTIFIED Yes
REGISTERED WARRANTY Extended Limited Lifetime*
BASE PARTS WARRANTY 5
BASE COMPRESSOR WARRANTY 7
HAS BATTERIES Yes
CONTAINS ELECTRONICS Yes
CONTAINS CHEMICALS Yes
CONTAINS AEROSOL Yes
CONTAINS COMPRESSED GAS Yes
PROPOSITION 65 WARNING Yes
NET DEPTH (IN) 7.44
NET HEIGHT (IN) 11.69
NET WIDTH (IN) 31.57
NET WEIGHT (LBS) 24.91
GROSS DEPTH (IN) 16.34
GROSS HEIGHT (IN) 14.37
GROSS WIDTH (IN) 36.02
GROSS WEIGHT (LBS) 35.49

OUTDOOR:

SEER2 23.5
EER2 12.5
HSPF2-4 10.2
HSPF2-5 7.6
TONNAGE 1
COOLING CAPACITY (BTU) 12000
HEATING CAPACITY (BTU) 12000
VOLTAGE (V) 115
PHASE 1
CYCLE 60
MAX FUSE BREAKER (A) 20
MIN CIRCUIT AMPACITY (A) 18
COLOR White
ZONE CAPACITY 1
REFRIGERANT TYPE R-454B
REFRIGERANT VOLUME (OZ) 30.34
DECIBEL RATING (DBA) 54
INVERTER DC
LINE SET LENGTH 25
MAX LINESET LENGTH (FT) 82
LIQUID LINE SIZE 1/4
SUCTION LINE SIZE 3/8
COMPRESSOR MOTOR TYPE Rotary
AUXILIARY HEATER INCLUDED No
AUXILIARY HEATER AVAILABLE No
FAN ONLY OPTION Yes
QUIET MODE Yes
AUTO COOL Yes
WIFI COMPATIBILITY Yes
APP COMPATIBILITY Yes
WORKS WITH IOS Yes
WORKS WITH ANDROID Yes
UL LISTED Yes
ETL LISTED Yes
ENERGY STAR CERTIFIED Yes
AHRI CERTIFIED Yes
REGISTERED WARRANTY Extended Limited Lifetime*
BASE PARTS WARRANTY 5
BASE COMPRESSOR WARRANTY 7
HAS BATTERIES Yes
CONTAINS ELECTRONICS Yes
CONTAINS CHEMICALS Yes
CONTAINS AEROSOL Yes
CONTAINS COMPRESSED GAS Yes
PROPOSITION 65 WARNING Yes
NET DEPTH (IN) 11.93
NET HEIGHT (IN) 21.85
NET WIDTH (IN) 30.12
NET WEIGHT (LBS) 83.11
GROSS DEPTH (IN) 16.54
GROSS HEIGHT (IN) 27.56
GROSS WIDTH (IN) 36.22
GROSS WEIGHT (LBS) 65.48