Achieve powerful, energy-efficient, and environmentally responsible home heating with the 90k BTU 96% AFUE Variable Speed MrCool Signature Gas Furnace (Model MGM96SE090C4XA) — proudly available from MRCOOL DIY Direct, the USA’s most trusted MRCOOL dealer.
Built with precision engineering and Low NOx emissions technology, this MrCool Signature Gas Furnace delivers both exceptional performance and reduced environmental impact. Boasting a 96% AFUE efficiency rating, it ensures that nearly every bit of fuel is converted into clean, consistent heat — reducing utility costs while keeping your home cozy.
Housed in a compact 21-inch cabinet, this model is ideal for attics, closets, or crawl spaces, making installation simple even in tight spaces. With upflow and horizontal airflow options, the unit provides installation flexibility for a variety of HVAC configurations. The high-efficiency, variable-speed ECM blower motor ensures quiet operation, improved air circulation, and year-round comfort for spaces up to 1,800 square feet.
This MrCool 90k BTU furnace features a durable aluminized steel primary heat exchanger for long-term reliability and inshot burners for smooth ignition. It’s LP conversion compatible, offering propane heating capability when natural gas isn’t available. Certified by AHRI and ETL, this furnace meets strict performance and safety standards — delivering peace of mind along with comfort.
🌟 Product Highlights
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✅ 90,000 BTU heating capacity – ideal for homes up to 1,800 sq. ft.
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✅ 96% AFUE efficiency rating – maximize heat, minimize energy waste
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✅ Variable-speed, high-efficiency blower motor for quiet performance
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✅ Low NOx emissions – eco-friendly, cleaner fuel combustion
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✅ Compact 21" cabinet fits attics, closets, or crawl spaces
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✅ Multi-position design – upflow or horizontal installation
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✅ Durable aluminized steel heat exchanger extends unit life
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✅ Optional LP conversion kit available for propane systems
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✅ AHRI Certified & ETL Listed for verified safety and efficiency
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✅ 10-Year Parts Warranty and Lifetime Heat Exchanger Warranty
⚙️ Technical Specifications
| Specification |
Details |
| Model |
MGM96SE090C4XA |
| Brand |
MRCOOL |
| Series |
Signature |
| BTU Output |
90,000 BTU |
| AFUE Rating |
96% |
| Fuel Source |
Natural Gas (LP Kit Optional) |
| Cooling Compatibility |
Up to 4 Ton |
| Blower Motor |
Variable-Speed, High-Efficiency ECM |
| Gas Valve |
Single Stage |
| Voltage |
120V |
| Phase |
1-Phase |
| Installation Type |
Upflow, Horizontal |
| Vent Connection |
2" or 3" PVC |
| Exhaust Pipe |
PVC |
| Coverage Area |
1,500–1,800 sq. ft. |
| Heat Exchanger |
Aluminized Steel |
| Max Overcurrent Protection |
15 amps |
| Dimensions (H × L × W) |
33" × 29" × 21" |
| Weight |
152 lbs |
| Certifications |
AHRI Certified, ETL Listed |
| Warranty (Registered) |
10-Year Parts, Lifetime Heat Exchanger |
| Warranty (Unregistered) |
5-Year Parts, 20-Year Heat Exchanger |
