New additions to the S-Classâ„¢ rooftop product line are 50-ton models featuring R-410A refrigerant. The new rooftop units feature efficiencies up to 9.5 EER and 11.2 IPLV. These models are available in gas/electric, electric/electric, and cooling-only configurations. The S-Class product line also now includes factory-installed electric heat. This option is available on 35- to 50-ton models and can provide up to four stages of operation. Available sizes include 35-ton units with 30-90 kW (208-230V/3PH/60Hz) and 30-120 kW (460V & 575V/3PH/60Hz), and 40-ton units with 30-90 kW (208-230V/3PH/60Hz) and 30-150 kW (460V & 575V/3PH/60Hz). Other units with factory-installed electric heat include 45-ton units with 45-90 kW (208-230V/3PH/60Hz) and 45-165 kW (460V & 575V/3PH/60Hz), and 50-ton units with 45-90 kW (208-230V/3PH/60Hz) and 45-180 kW (460 and 575V/3PH/60Hz).

Lennox Industries, Dallas, TX 75379;

eProduct #190