Lennox furnaces are some of the most efficient and quietest heating systems you can buy. They're engineered for perfect warmth and savings.
Lennox Series
Lennox produces some of the most energy-efficient furnaces available, with AFUE ratings reaching up to 99%
most efficient
ENERGY STAR®
Signature® Ultra Modulating
SLP99V
98%
AFUE
KEY FEATURES
Precise modulating gas valve
Variable-speed Power Saver™ motor
ComfortBridge™ technology
Smart-home / iComfort® compatible
Heating capacity: 40,000–120,000 BTUh
WARRANTY
10-Year Parts (with registration)
Lifetime Heat Exchanger (with registration)
ENERGY STAR®
Elite® Two-Stage Variable-Speed
EL296V
96%
AFUE
KEY FEATURES
Two-stage gas operation
Variable-speed blower motor
Quiet, even heat distribution
Power Saver™ efficiency
Heating capacity: 44,000–132,000 BTUh
WARRANTY
10-Year Parts (with registration)
20-Year Heat Exchanger (with registration)
budget friendly
ML195
95%
AFUE
KEY FEATURES
Single-stage gas valve
Multi-speed blower motor
Reliable, efficient heating
Durable, value-focused design
Heating capacity: 45,000–132,000 BTUh
WARRANTY
10-Year Parts (with registration)
20-Year Heat Exchanger (with registration)
Warranty coverage requires online product registration within 90 days of installation. AFUE ratings reflect each series' top-performing models; specifications subject to change by the manufacturer.
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