Warranty* Limited lifetime warranty on the heat exchanger. 5-year limited warranty on all remaining covered components. innovation never felt so good. ™ *Applies to residential applications only. See actual warranty certificate for details. Elite® Series G51 Furnace Maximum comfort is yours with the Elite® Series G51 gas furnace. The G51 surrounds you in warmth, without undue noise. Its sound-absorbing, insulated cabinet delivers smooth, quiet operation. ENGINEERED FOR COMFORT AND EFFICIENCY The G51 has a low-speed, continuous fan setting that provides maximum comfort with remarkable efficiency, which means you’ll stay warm for less. EfficientCan give you significant energy savings year after year The G51 gas furnace not only keeps you warm—it also reduces your energy costs. With an efficiency rating of 9 .1% AFUE (Annual Fuel Utilization Efficiency), the G51 offers more comfort for your energy dollars. This chart depicts potential energy savings you can expect from the G51 gas furnace versus older furnaces with lower efficiency ratings. Criteria used in this example are 2,000 full-load heating hours, with a 60,000-Btuh heating design load and $1.281 ccf for gas. Your actual savings will vary depending on the weather, local fuel rates and your lifestyle. Source: U.S. Department of Energy national average energy rates. AFUE92.1% vs. 55% 92.1% vs. 65% $4000 $3000 $2500 $2000 $1500 $1000 $500 0 $3378 3-YEAR hEATING sAvINGs $2088 92.1% efficient G51 gas furnace vs. 55% and 65% equivalent AFUE units ReliableDesigned and tested to ensure optimal performance Every component of the G51 is rigorously tested in our dedicated research lab. As a result, you can count on your new furnace to deliver the highest possible level of reliability and performance. INNOvATIvE FEATUREs FOR ENhANCED COMFORT AND EFFICIENCY Insulated Blower Compartment – Reduces sound for quieter operation. Duralok Plus® heat Exchanger – Made of high-quality, patented ArmorTuf™ aluminized steel. Life-tested to -1/ times agency requirements (ANSI standard Z 1.47) for long life and durability. sureLight® Igniter – Made of silicon nitride for reliable, long-life performance Robust stainless steel secondary heat Exchanger – Time-tested design allows the furnace to achieve high efficiency levels by capturing additional heat. sureLight Control Board – Controls furnace operation to ensure reliable, efficient performance. Durable steel Cabinet – Built to last and coated with high-quality, textured- paint finish. g51 92.1% afUe Elite® series G51 specifications G51 AFUE 24B-045 92.1% 36B-045 92.1% 36B-070 92.1% 36C-090 92.1% 48C-090 92.1% 60C-090 92.1% Dimensions HxWxD (in.) 40 x 17-1/2 x 28-1/2 40 x 17-1/2 x 28-1/2 40 x 17-1/2 x 28-1/2 40 x 17-1/2 x 28-1/2 40 x 21 x 28-1/2 40 x 21 x 28-1/2 HxWxD (mm) 1016 x 446 x 724 1016 x 446 x 724 1016 x 446 x 724 1016 x 446 x 724 1016 x 533 x 724 1016 x 533 x 724 G51 48C-110 60C-110 60D-135 AFUE 92.1% 92.1% 92.1% Dimensions HxWxD (in.) 40 x 21 x 28-1/2 40 x 21 x 28-1/2 40 x 24-1/2 x 28-1/2 HxWxD (mm) 1016 x 533 x 724 1016 x 533 x 724 1016 x 622 x 724 Note: Due to Lennox’ ongoing commitment to quality, all specifications, ratings and dimensions are subject to change without notice. Many Lennox® home Lennox is proud of comfort systems meet the fact that these EnErGY STAr® requirements products have when used with appropriate earned the Good components. Ask your Housekeeping Seal. dealer for details. THIS MODEL 92.1% . Air conditioner or heat pump . Thermostat . Furnace or air handler . Filtration device . Germicidal light . Indoor coil . Humidifier . HEPA bypass filtration system . Energy recovery ventilator •• Supply duct •• Return duct •• Dehumidifier system •• Residential generator CUsTOMIzE YOUR COMFORT Lennox® heating, cooling and indoor air quality products are designed to provide efficient, economical comfort—not only as individual units, but also together as an integrated system. This combined network of products delivers on every comfort count, from consistent temperatures and balanced humidity to improved indoor air quality. Lennox also offers a line of residential generators, which provide safe, reliable standby power in the event of outages. DEALERs YOU CAN COUNT ON Choosing the right dealer for your home’s heating, cooling and air quality needs is every bit as important as choosing the right brand. We think you’ll agree our independent dealers are a big reason you can count on quality customer service whenever you call. Your Lennox dealer’s dedication to quality sh...