Quick answers to questions about ordering, compatibility, and installation.
Bring reliable warmth and long-term efficiency to your home with the 40k BTU 80% AFUE Variable Speed MrCool VersaPro Gas Furnace (Model MGA80SE040A3C) — available from MRCOOL DIY Direct, the USA’s most trusted MRCOOL dealer.
Designed for small to mid-sized homes (750–900 sq. ft.), this VersaPro natural gas furnace combines compact design with robust heating performance. Delivering an 80% AFUE efficiency rating, the unit efficiently converts natural gas into consistent, even heat — saving on energy costs while keeping your space perfectly comfortable.
Equipped with a high-efficiency ECM variable speed blower motor, this furnace ensures quieter operation, enhanced airflow control, and compatibility with up to 2-ton cooling systems. The multi-position cabinet supports upflow, downflow, and horizontal configurations, making it ideal for versatile installations in tight spaces or custom HVAC setups.
With durable construction, standard 24V thermostat compatibility, and dual-side gas connections, the MrCool VersaPro 40k BTU furnace is engineered for performance, convenience, and longevity.
✅ 40,000 BTU heating output for spaces up to 900 sq. ft.
✅ 80% AFUE efficiency for cost-effective gas heating
✅ Variable-speed ECM blower motor for superior airflow control and quiet operation
✅ Multi-position installation: upflow, downflow, or horizontal
✅ Compact 14.5" cabinet – ideal for space-saving installs
✅ Standard 24V thermostat compatible
✅ Dual-side gas connections for flexible setup
✅ AHRI Certified & ETL Listed for performance and safety assurance
✅ 10-Year Parts Warranty and Lifetime Heat Exchanger Warranty with registration
| Specification | Details |
|---|---|
| Model | MGA80SE040A3C |
| Brand | MRCOOL |
| Series | VersaPro |
| BTU Output | 40,000 BTU |
| AFUE Rating | 80% |
| Fuel Source | Natural Gas |
| Cooling Compatibility | Up to 2 Ton |
| Blower Motor | Variable-Speed ECM |
| Gas Valve | Single Stage |
| Voltage | 120V |
| Phase | 1-Phase |
| Installation Type | Upflow, Downflow, Horizontal |
| Exhaust Pipe | Metal |
| Vent Connection | 4 inches |
| Thermostat Compatibility | Standard 24V |
| Max Overcurrent Protection | 15 amps |
| Coverage Area | 750–900 sq. ft. |
| Dimensions (H × L × W) | 33.75" × 28.75" × 14.5" |
| Weight | 108 lbs |
| Certifications | AHRI Certified, ETL Listed |
| Warranty (Registered) | 10-Year Parts, Lifetime Heat Exchanger |
| Warranty (Unregistered) | 5-Year Parts, 20-Year Heat Exchanger |
Quick answers to questions about ordering, compatibility, and installation.
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Most HVAC equipment includes a manufacturer warranty when installed according to guidelines. Warranty terms vary by brand and product.
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