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Free Shipping on most orders over $175 | Sales Tax in NJ only
Free Shipping on most orders over $175 | Sales Tax in NJ only

MRCOOL DIY 36K BTU 1 Zone Ductless Mini Split Air Conditioner - 5th Gen

by MrCool
Save $530.00 Save $530.00
Original price $4,299.00
Original price $4,299.00 - Original price $4,299.00
Original price $4,299.00
Current price $3,769.00
$3,769.00 - $3,769.00
Current price $3,769.00

🌿 Free shipping on $175+ orders in the USA

🌿 Ships to Canada, AK & HICall us for info

🌿 Price match guarantee, details here

Energy Rebates & Bulk Pricing Available

SAVE BIG on your grow setup! Email or call us at (973) 206-7590. For rebates eligibility, click here.

Cash Payment Discounts & Financing Options

Get an additional 3% off when you pay by ACH, Money, or Zelle. Select your option at check out.

We accept all major credit cards, crypto and Paypal 0% credit plans. More details here.

Full Manufacturer’s Warranty

You buy it, we back it! Your purchase is fully covered with a manufacturer’s warranty. More details here.

Heat and cool up to 1,500 sq ft with smart control, R-454B efficiency, and tool-free DIY install in just a few hours.

Upgrade your home's climate control with the 5th Generation MRCOOL DIY 36K BTU Single Zone Mini Split, designed for spaces ranging from 1,000 to 1,500 sq. ft. This powerful and energy-efficient system delivers year-round heating and cooling while allowing for easy DIY installation—no professional HVAC technician required.

With its pre-charged 25ft. QuickConnect line set, DIYPRO cable, and vacuum-free installation, you can set up your system without special tools or refrigerant handling. The environmentally friendly R-454B refrigerant offers improved energy efficiency while reducing Global Warming Potential (GWP) compared to older refrigerants like R-410A.

Easily customize comfort with the included wireless remote, SmartHVAC app (iOS & Android), or voice commands via Amazon Alexa & Google Assistant. Built to last, the system also features Gold Fin corrosion-resistant technology and an industry-leading warranty for long-term peace of mind.

Coverage Area

Please refer to this coverage chart to determine how many BTUs are required for the area you would like to cool or heat.

  • Square Feet: 180-375 | BTU = 9K
  • Square Feet: 376-500 | BTU = 12K
  • Square Feet: 501-750 | BTU = 18K
  • Square Feet: 751-1,000 | BTU = 24K
  • Square Feet: 1,001-1,500 | BTU = 36K

Note about condenser sizes vs total of air handler capacity: The total capacity of the combined air handlers may exceed the capacity of the condenser in some configurations. While this provides more flexibility in your setup you will need to either shut off one of your air handlers (zones) or reduce the output of all zones.

Features

  • DIY Installation: Specifically designed for amateur installation. No special tools or training are required.
  • Smartphone App Control: Control via Apple or Android devices, using an internet connection.
  • Quick Connect: Patented lines for simple installation without specialized tools.
  • DIYPro Armored Cable: Includes future-proof cable, eliminating the need for electrical conduit.
  • Louver Position Memory: Air handler's horizontal louver resets to the same position after powering on.
  • Gold Fin Condenser: Corrosion-resistant condenser, ideal for coastal environments.
  • Digital Assistant Ready: Fully supports Google Assistant and Amazon Alexa out of the box.
  • Follow Me Function: Remote control tracks air temperature around you for optimal comfort.
  • Auto Restart: The system restarts automatically after a power outage.

What's Included?

  • MRCOOL DIY 5th Gen E Star 36K BTU Single Zone Mini Split Complete System
  • 25ft. Line Set 230V

Download Resources

Who should use this mini-split?

  • Large-scale indoor growers managing climate in 1,000–1,500 sq ft grow spaces
  • DIY homeowners looking to heat and cool large open areas or multi-use rooms
  • Eco-minded users who want R-454B refrigerant for lower GWP and high efficiency
  • Smart home enthusiasts using app and voice control for hands-free comfort
  • Operators needing power and performance without hiring HVAC pros

Best applications

  • Large grow rooms or multi-zone setups requiring consistent temp and airflow
  • Tool-free installation with pre-charged Quick Connect lines and armored cable
  • Smart automation via Alexa, Google, and the SmartHVAC app
  • Corrosion-resistant build with Gold Fin condenser for long-lasting performance
  • Energy-efficient comfort year-round with inverter tech and auto-restart reliability

Why Shop with Grow Light Central?

“There’s a crapload of equipment providers out there. What makes Grow Light Central so special?”

“There’s a crapload of equipment providers out there. What makes Grow Light Central so special?”

Grow Light Central is a cannabis equipment solution provider connecting you to 100+ brands and 60+ suppliers trusted and used in the best cannabis facilies across the country.

With years of cannabis growing experience, Anthony, the owner and operator, personally ensures every order is handled right. No passing you off, no runaround, just the expert service and advice you deserve.

Specifications

Cooling Capacity: 36,000 Btu/h

Heating Capacity: 36,000 Btu/h

EER: 8.5

SEER: 18

HSPF2-4: 8.5

HSPF2-5: 6.5

Max Coverage Area: Up to 1,550 sq. ft.

Indoor Noise Level: 55.5/49.5/43.5/38.0/27.5 dB(A)

Outdoor Noise Level: 60.5 dB(A)

Power Supply: 208-230V, 60Hz, 1Ph

Indoor Dimensions: 49.57 x 11.10 x 14.25 inches (1259 x 282 x 362 mm)

Outdoor Dimensions: 37.24 x 16.14 x 31.89 inches (946 x 410 x 810 mm)

Indoor Weight: 48.72 lbs (22.1 kg)

Outdoor Weight: 152.12 lbs (69 kg)

Refrigerant: R-454B, 109.70 oz

Piping Size: 3/8” (9.52 mm) liquid side / 5/8” (15.9 mm) gas side

FAQs

What is an AC with heat pump and why is it ideal for grow setups?

An AC with a heat pump provides both cooling and heating, allowing growers to maintain a stable environment year-round. It’s especially useful for handling seasonal shifts without switching equipment, ensuring consistent growth conditions from veg to bloom.

How do I size an AC with heat pump for my grow room?

You’ll need to factor in grow room size (cubic feet), lighting wattage, equipment heat output, and insulation. A rough rule is 3,500–5,000 BTUs per 1000W of lighting, but high-performance grows may require more. Proper sizing avoids overcooling or inefficiency.

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