A man and a woman standing in front of a house.
CLOSE

Request a Service in Just One Step

Tell us what you need, and we’ll take care of the rest!

Need Immediate Help?
If you're dealing with an emergency and want to minimize disruption, feel free to skip the form and call us directly at (508) 965-0046. We're here to help!

Text our displayed number or click the bottom right chat to talk with our agents now!
Text Message Us
Mon - Fri: 8am - 5pm
(508) 965-0046

MSZ-GS12NA-U1

Mitsubishi 12K BTU Wall Mounted MSZ-GS12NA-U1

MSZ-GS12NA-U1 Mitsubishi 12,000 BTU Wall Mount Mini Split Indoor Unit

Discover the ease and reliability of the Mitsubishi solution—a trusted heat pump system designed to keep your home perfectly comfortable all year long. Homeowners often worry about high energy bills, noisy operation, and whether a system will truly meet their unique needs; with this brand, you get a proven, innovative solution that offers both efficient heating in the cold months and refreshing cooling during hot summer days. Think of it like adding a smart thermostat for your entire home: it quietly and effectively maintains your preferred temperature, allowing you to focus on enjoying everyday life without any fuss or guesswork. With Mitsubishi, you’re choosing a dependable, energy-saving option that stands up to the challenges of everyday living while providing excellent value and peace of mind.

Mitsubishi 12K BTU Wall Mount Mini Split (MSZ-GS12NA-U1) – Efficient, Reliable Comfort for Your Home  

Looking for a reliable, energy-efficient heating and cooling solution? The Mitsubishi 12,000 BTU Wall Mount Mini Split Indoor Unit (MSZ-GS12NA-U1) is a top choice for homeowners who want powerful climate control without the bulk and inefficiency of traditional HVAC systems. Designed to work as part of a ductless mini split system, this unit delivers quiet, consistent comfort while keeping energy costs low.  

Why Choose the Mitsubishi MSZ-GS12NA-U1?  

  • Energy Efficiency – With advanced inverter technology, this unit automatically adjusts to maintain your ideal temperature, reducing wasted energy and lowering your utility bills.  
  • Reliable Performance in Any Climate – Whether you're dealing with hot summers or chilly winters, this unit provides year-round comfort with efficient cooling and supplemental heating.  
  • Quiet Operation – Unlike noisy window units or conventional HVAC systems, this wall-mounted unit runs quietly, making it perfect for bedrooms, offices, or living spaces.  
  • Sleek, Space-Saving Design – The compact, modern design blends seamlessly into your home, eliminating the need for bulky ductwork or large equipment.  
  • Smart Comfort Features – With advanced air filtration, precise temperature control, and remote operation, you get greater comfort and convenience at your fingertips.  

A Smart Investment in Home Comfort  

The Mitsubishi MSZ-GS12NA-U1 is an excellent choice for homeowners looking to improve indoor air quality, reduce energy consumption, and enjoy customizable comfort. Whether you're upgrading your home's HVAC system or installing a new mini split, this unit provides efficient, reliable performance that makes your living space more enjoyable all year long.

Explore More Available HVAC Units – Find the Perfect Fit for Your Home

Join Our Team – Even If You Don’t See Your Role

We’re always on the lookout for great talent. If you’re ready to make an impact, send us your application!

APPLY NOW
Mass Save Concierge on Rebates and Financing
A woman in a striped shirt is smiling and holding onto a Summertime Comfort Club sign.
Connect with us

We're Your Guide to Rebates and Financing

Embark on your MassSave journey with us by your side. Our expertise ensures you maximize your rebates and financing options, turning complex processes into simple steps.

A woman is sitting on a couch and doing a yoga pose.
<script type="application/ld+json"> { "@context": "https://schema.org/", "@type": "Product", "name": "Mitsubishi 12K BTU Wall Mounted MSZ-GS12NA-U1", "sku": "MSZ-GS12NA-U1", "brand": { "@type": "Brand", "name": "Mitsubishi Electric" }, "description": "MSZ-GS12NA-U1 Mitsubishi 12,000 BTU Wall Mount Mini Split Indoor Unit", "image": "https://cdn.prod.website-files.com/66aa3764e483167bc1619ebc/67a3c61ff7b3599cb87b2bab_a6eb3357-e54e-437a-9638-176bb2c5bedc.png", "url": "https://www.sumzero.com/heating-and-air-conditioning-units/sumzero-hvac-heat-pump-mitsubishi-msz-gs12na-u1-mitmszgs12nau1", "offers": { "@type": "Offer", "url": "https://www.sumzero.com/heating-and-air-conditioning-units/sumzero-hvac-heat-pump-mitsubishi-msz-gs12na-u1-mitmszgs12nau1", "priceSpecification": { "@type": "PriceSpecification", "price": "0.00", "priceCurrency": "USD" }, "availability": "https://schema.org/InStock", "itemCondition": "https://schema.org/NewCondition", "seller": { "@type": "Organization", "name": "SumZero Energy Systems" } }, "additionalProperty": [ { "@type": "PropertyValue", "name": "Tags", "value": "Mini-Split, Heating, Cooling, Wall-Mounted, Energy-Efficient" }, { "@type": "PropertyValue", "name": "Item Type", "value": "Indoor Unit" }, { "@type": "PropertyValue", "name": "Category", "value": "HVAC" } ] } </script>