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The MRCOOL Universal 2nd Gen Central Ducted Heat Pump Split System is built to deliver year-round comfort with exceptional efficiency. Designed for both heating and cooling, it uses advanced inverter technology to automatically adjust output, keeping your home perfectly balanced while reducing energy use.
Its compact design makes installation flexible, whether you're upgrading an existing system or starting fresh. The use of eco-friendly R454B refrigerant and smart performance controls ensures quiet, dependable operation in every season.
What makes it different from a standard system?
The MRCOOL Universal Series is the brand's flagship central ducted heat pump, engineered for homeowners who want premium performance without compromising efficiency. Its advanced inverter-driven design maintains 100% heating capacity in outdoor temperatures as low as -13°F, delivering reliable comfort deeper into winter than many conventional heat pump systems. Combined with high-efficiency operation, quiet performance, and year-round comfort, the Universal Series represents the pinnacle of MRCOOL's central HVAC lineup.
Built for both new installations and central HVAC replacements, the Universal Series continuously adjusts its output to match your home's heating and cooling demands, helping maintain more consistent indoor temperatures while reducing unnecessary energy consumption. It also delivers 100% cooling capacity in outdoor temperatures up to 110°F, providing dependable performance through both extreme summer heat and harsh winter conditions.
The NV15-3834-O is a 15' long 3/8" x 3/4" pre-charged line set for use only with the MRCOOL universal condensers and air handlers. The specialized quick connect fittings allow the MRCOOL heat pump system to be installed using only a wrench; no vacuum pump, gauges, flaring, or brazing required.
Features:
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.
✔ 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.
Equip your condenser with everything needed for a safe, durable, and professional installation. Order your Condenser Installation Kit today!
E Liteis a plastic pad designed as a mounting base for air conditioning condensers. The rugged design provides uniform and generous ribbing for optimum, self-leveling ground support without inserts. E Lite is injection molded from polypropylene, resulting in a pad that is lightweight, but not too light. A subtle texture prevents unit slide and presents a classic appearance, which is enhanced by rounded edges and a concrete gray color. Each pad is molded with its size in raised letters.
All sales of this product are final and are non-refundable.
The MRCOOL UHK05 is a 5kW supplemental electric heat kit designed for MRCOOL Universal Series air handlers. It provides dependable backup heat during extremely cold weather and comes with a built-in circuit breaker for safe, easy installation.
The NV25-3834-O is a 25' long 3/8" x 3/4" pre-charged line set for use only with the MRCOOL universal condensers and air handlers. The specialized quick connect fittings allow the MRCOOL heat pump system to be installed using only a wrench; no vacuum pump, gauges, flaring, or brazing required.
Features:
This wall mount bracket is perfect for outdoor condensers. The length of the wall bracket arms are 30" long. The condensing unit is mounted onto the L-shaped brackets and fastened using bolts and anti-vibration washers (not included with brackets).
Features:
All sales of this product are final and are non-refundable.
The Santa Fe Ultra-Aire 70H Crawl Space Dehumidifier (Model UL3684 / UL7552 listing reference: Ultra-Aire 70H) is a compact, low-profile dehumidification system designed for crawl spaces, basements, and other low-clearance residential environments where humidity control is required. It helps reduce excess moisture that can contribute to mold growth, wood rot, structural damage, and musty odors.
Designed specifically for tight installation spaces, the Ultra-Aire 70H features a horizontal configuration that allows it to be installed in areas where vertical units may not fit. With a moisture removal capacity of up to 70 pints per day, it is suitable for small to medium residential spaces requiring continuous dehumidification.
The unit is designed for residential applications and provides flexible installation options, allowing it to operate as a standalone system or be integrated with ductwork for ducted air distribution.
The Ultra-Aire 70H is designed for flexible residential installation in crawl spaces and basements. It can operate as a standalone unit using a standard electrical connection and continuous drainage setup.
The unit can also be connected to ductwork for applications that require distributed airflow within the conditioned space.
Santa Fe (Therma-Stor) warrants the Ultra-Aire 70H Dehumidifier to be free from defects in materials and workmanship. The unit includes a 5-year limited warranty, with extended coverage on select components. Warranty coverage may vary based on installation, application, and registration requirements. Refer to the manufacturer’s documentation for complete warranty details.
The Ultra-Aire 70H is built with durable components designed for long-term use in residential crawl space and basement environments. Its low-profile horizontal design allows for installation in confined areas while maintaining reliable performance.
Engineered for continuous operation, the unit helps maintain consistent humidity levels in enclosed spaces. It is designed for residential dehumidification applications requiring dependable moisture control.
The Ultra-Aire 70H operates on standard 115V power and removes up to 70 pints of moisture per day. It is intended for crawl space and basement humidity control applications.


The MRCOOL 5 Ton Universal 2nd Generation Central Ducted Heat Pump Condenser is designed to provide year-round comfort with impressive efficiency. Compact yet powerful, this model offers reliable heating and cooling in both warm summers and chilly winters, making it an excellent option for homes that want performance without oversized equipment. Its advanced inverter technology ensures smooth operation while keeping energy costs under control.
This heat pump condenser is rated at 5 tons, making it ideal for large homes. It delivers balanced heating and cooling power while maintaining efficiency and comfort across the seasons.
With an 17.5 SEER2 rating, the MRCOOL 5 ton Universal condenser ensures that your home stays comfortable without driving up your utility costs. Its inverter-driven compressor adapts to the exact needs of your space, reducing energy waste and keeping temperatures consistent.
This model is designed to use R454B refrigerant, which significantly reduces global warming potential compared to older refrigerants. It not only provides reliable cooling and heating but also helps minimize your household's environmental footprint.
MRCOOL supports this unit with a 10-year parts warranty and a 2-year limited labor warranty when installed and registered properly. This gives homeowners peace of mind and long-term value.
The Universal Condenser is compact and versatile, perfect for installation in space-limited areas such as narrow yards or tight utility spaces. Thanks to compatibility with the MRCOOL NO-VAC Quick Connect line set (sold separately), setup is faster and easier without the need for specialized tools. Its durable construction ensures reliability for years to come, even with frequent seasonal use.
Unlike traditional on/off systems, the inverter technology in this condenser adjusts its speed to match your home's needs. This means quieter operation, fewer temperature swings, and longer-lasting performance for consistent comfort throughout the day and night.
The MRCOOL 5 Ton Universal 2nd Generation Air Handler is built to keep your home comfortable all year long. Compact yet powerful, this model delivers steady airflow and efficient temperature control, making it a great fit for large homes. With its durable design and energy-saving technology, this unit provides reliable comfort without driving up utility costs.
This air handler is rated at 5 tons, perfect for large homes that need precise climate control. It pairs with MRCOOL's Universal 2nd Gen series condenser of the matching tonnage to provide efficient cooling and heating. Note: To provide cooling, this unit must be paired with an outdoor condenser. It can also support electric heat kits, giving you the option to add backup or primary heating if desired.
MRCOOL has equipped this model with R454B refrigerant, which is designed with the environment in mind. Offering a much lower global warming potential than older refrigerants, R454B provides reliable cooling performance while helping reduce your household's carbon footprint.
MRCOOL backs the 5 ton Universal air handler with a 10-year parts warranty and a 2-year limited labor warranty when registered properly. This ensures peace of mind and long-term value when installed by a licensed professional.
The Universal series is designed for versatility. Whether you need an upflow, downflow, or horizontal installation, this air handler adapts to your space. Its slim profile is ideal for tight areas like attics, closets, or crawl spaces. Plus, the factory-installed TXV kit simplifies setup while boosting efficiency. Built with a sturdy, insulated cabinet and an all-aluminum coil, it is engineered for lasting performance and quiet operation.
Thanks to its multi-speed ECM blower motor, this air handler maintains steady temperatures while running more quietly than traditional systems. The result is consistent comfort across your home, with smart airflow control that adapts to your needs throughout the day.
The MRCOOL UHK08 is a 8kW supplemental electric heat kit designed for MRCOOL Universal Series air handlers. It provides dependable backup heat during extremely cold weather and comes with a built-in circuit breaker for safe, easy installation.
The NV35-3834-O is a 35' long 3/8" x 3/4" pre-charged line set for use only with the MRCOOL universal condensers and air handlers. The specialized quick connect fittings allow the MRCOOL heat pump system to be installed using only a wrench; no vacuum pump, gauges, flaring, or brazing required.
Features:
The MRCOOL UHK10 is a 10kW supplemental electric heat kit designed for MRCOOL Universal Series air handlers. It provides dependable backup heat during extremely cold weather and comes with a built-in circuit breaker for safe, easy installation.
The NV50-3834-O is a 50' long 3/8" x 3/4" pre-charged line set for use only with the MRCOOL universal condensers and air handlers. The specialized quick connect fittings allow the MRCOOL heat pump system to be installed using only a wrench; no vacuum pump, gauges, flaring, or brazing required.
Features:
The MRCOOL UHK15 is a 15kW supplemental electric heat kit designed for MRCOOL Universal Series air handlers. It provides dependable backup heat during extremely cold weather and comes with a built-in circuit breaker for safe, easy installation.
The MRCOOL UHK20 is a 20kW supplemental electric heat kit designed for MRCOOL Universal Series air handlers. It provides dependable backup heat during extremely cold weather and comes with a built-in circuit breaker for safe, easy installation.