Packaged Rooftop Units
Choose packaged rooftop units from Lennox for complete comfort in a single, easy-to-maintain system. Designed for fast, easy installation and service, Lennox rooftop units are reliable systems that will provide comfort in commercial buildings for years to come. Energy-efficient, ENERGY STAR® qualified units – including the industry’s most efficient rooftop unit – help control energy costs for low total cost of ownership.
Strategos™ High-Efficiency Rooftop Units 3-24 ton
The most energy-efficient rooftop unit in the industry.
Features and Benefits
Lennox' industry-leading efficiencies translate to cost savings and sustainable design. View Video.
Efficient operation
- Up to 16.1 SEER, up to 14.3 EER and up to 16.4 IPLV
- Available in 3, 5, 10, 20 and 24 tons
- ENERGY STAR® qualified
Improve efficiency, reduce service costs and prevent downtime
- Integrated Modular Controller – provides centralized control and fast, simple troubleshooting to reduce service cost and improve performance.
- Multiple Compressors – allow the unit to provide efficient cooling with up to four stages of cooling capability.
- Independent Motor Mount – allows for easy, efficient access without removing top panel.
- Full-Perimeter Base Rail – provides greater structural integrity, so the unit is easier to handle when rigging and transporting.
- Slab Coil – permits faster, more thorough cleaning of condenser coil.
- Corrosion-Resistant Cabinet – galvanized steel cabinet under a two-layer painted surface protects against rust and corrosion.
- Isolated Compressor Compartment – allows performance check during normal compressor operation without disrupting airflow.
- High- and Low-Pressure Switches – safeguard compressor from extreme operating conditions and unnecessary wear and tear.
- Variable-Frequency Drive – provides MSAV™ (multi-stage air volume) supply fan operation for increased energy savings (optional 10- and 20-ton units).
- Thermostatic Expansion Valve – provides peak cooling performance across the entire application range for better comfort.
- Economizer – improves indoor air quality and allows energy-saving operation (optional).
- Slide-Out Blower Deck – improves access to belt, blower and motor, reducing maintenance time.
- Hinged Toolless Access Panels – provide quick access to components and protect panels and roof from damage during servicing.
- Swing-Out Economizer Air Hood – makes installing the economizer air hood quick and easy.
- Ground Fault Circuit Interrupter (GFI) – convenience outlet for 115V tools.
- Circuit Breaker – quick and easy unit power shut-off plus unit maximum overcurrent protection.
- Filter Driers – protect the system from dirt and moisture.
Factory-installed options
- 230/3/60, 460/3/60, 575/3/60 Volt
- Evaporator coil corrosion protection
- Condenser coil corrosion protection
- Stainless steel heat exchanger
- LPG/Propane fuel supply
- Constant air volume supply fan
- Hail guard (20- and 24-ton)
- MSAV (multi-stage air volume) supply fan
- Manual outdoor air damper with hood
- Economizer with barometric relief, hood and enthalpy or global control
- Power exhaust fans with damper position control (10- and 20-ton only)
- Novar 2051 DDC
- CPC 810-3062 DDC
- Novar integration (requires Novar system gateway device)
- CPC integration (requires CPC system gateway device)
- IMC BACnet® Module
- IMC LonTalk® Module
- Return smoke detector
- Supply smoke detector
Field-installed options
- 14-inch bolt-together curb
- 24-inch bolt-together curb
- Novar 2051 DDC
- CPC 810-3062 DDC
- IMC LonTalk® Module
- CO2 sensor
- Thermostat
- Fresh air tempering
Warranty
- 15-Year Limited Warranty on stainless steel heat exchanger.
- 10-Year Limited Warranty on aluminized heat exchanger.
- 5-Year Limited Warranty on compressor.
- 3-Year Limited Warranty on Integrated Modular Controller.
- 1-Year Limited Warranty on remaining covered components.
S-Class™ Rooftop Units 35-50 ton
Superior comfort, efficiency and performance
Features and Benefits
Efficient operation
- Integrated Modular Controller – digital accuracy and enhanced unit performance with over 200 unit control functions. Impressive diagnostic capability provides simple troubleshooting to reduce operation and service cost.
- Multiple Compressors – allow the unit to provide efficient cooling with four cooling stages.
- Heating Section – multiple gas valves and electric heating elements allow unit to provide up to four heating stages.
- Stainless Steel Heat Exchanger – provides application flexibility and allows operation at low outdoor air temperatures.
Quick, easy installation and maintenance
- Step-in Blower Compartment – improves access and reduces maintenance time.
- Full-Perimeter Base Rail – provides greater structural integrity so the unit is easier to handle when rigging and transporting.
- Independent Motor Mount – allows for easy, efficient access without removing top panel.
- Coil Cleaning Access Door – improves internal coil access for better cleaning.
- Slab Condenser Coil – permits faster, more thorough coil cleaning.
- Removable Drain Pan – improves cleanability and indoor air quality (IAQ).
Reliable performance
- Hinged Toolless Access Panels – provide quick access to components and protect panels and roof from damage during service.
- Corrosion-Resistant Cabinet – galvanized steel cabinet under a two-layer surface protects against rust and corrosion.
- Louvered Grill – protects coil from damage during installation, high wind and hail.
- Enhanced Panel Design – provides rain, wind and hail protection of internal components.
Factory-installed options
- Humiditrol® Dehumidification System – improves IAQ through a patented dehumidification system capable of removing moisture based on actual humidity levels.
- MERV 8, 11 and 15 High-Efficiency Filters – improve air filtration for better IAQ.
- R-410A environmentally friendlier refrigerant (select models)
- Double-Wall Construction – improves cleanability of internal surfaces for better IAQ.
- Standard-Static Power Exhaust Fans – 50% and 100%.
- High-Static Power Exhaust Fans – 50% and 100%, optional modulating capability.
- Integral Energy Recovery Wheel – saves energy and reduces unit size needed for outdoor air ventilation.
- Phase Monitor – prevents damage to electrical components from single phasing, phase reversal and low voltage conditions.
- Integral Economizer – saves energy by using outdoor air for cooling when suitable.
- Hot-Gas Bypass – allows unit operation in low air flow applications.
- Outdoor Air CFM Control – helps maintain outdoor air volume for variable-air-volume units.
- Capacity staging down to 25%
- Refrigerant service valves
- Variable-frequency drives on supply fan
- Barometric relief dampers
- Manual or motorized fresh air dampers
- Liquefied propane gas ready (gas/electric units only)
- Stainless steel heat exchanger (gas/electric units only)
- Blower proving switch
- Dirty-filter switch
- Supply and/or return air smoke detector
- Powered GFI (factory wired) and Non-powered GFI
- Non-fused disconnect
- Coil corrosion protection
- Stainless steel drain pan
- Third-party DCC options
- System integration with BACnet® or LonTalk® protocol
- Horizontal discharge
- Spring vibration isolation, compressor
- Spring vibration isolation, supply fan
- Spring vibration isolation, high-static power exhaust fans
- Export packaging
- 30-180 KW Electric Heat (electric/electric units only)
- 500 and 800 kBtuh Gas Heat (gas/electric units only)
- Modulating gas (500 or 800 kBtuh gas/electric units only)
- Low-temperature vestibule heater
Warranty
- 15-Year Limited Warranty on stainless steel heat exchanger.
- 10-Year Limited Warranty on aluminized heat exchanger.
- 5-Year Limited Warranty on compressor.
- 3-Year Limited Warranty on Integrated Modular Controller.
- 1-Year Limited Warranty on covered components.
L Series® Rooftop Units 3-30 ton
Designed to achieve a low total cost of ownership.
Features and Benefits
Efficient Operation
- Standard and high efficiencies available in 3- to 30-tons, up to 13.5 SEER, up to 12.2 EER and up to 14.7 IPLV.
- ASHRAE 90.1 compliant.
- ENERGY STAR® qualified.*
Application solutions for efficient operation
- Integrated Modular Controller – provides centralized control and fast, simple troubleshooting to reduce operation and service cost.
- Humiditrol® Dehumidification System – helps control humidity levels, improving comfort and indoor air quality.
- Multiple Compressors – allow the unit to provide efficient cooling with four-cooling-stage capability.
- Thermostatic Expansion Valves – provide peak cooling performance across the entire application range for better comfort.
- Variable-Frequency Drives (available on select tonnages) – provides variable air volume unit operation to meet a variety of zoning system needs.
Quick, easy installation and maintenance
- Independent Motor Mount – allows for easy, efficient access without removing top panel.
- Full-Perimeter Base Rail – provides greater structural integrity so the unit is easier to handle when rigging and transporting.
- Slab Coil – permits faster, more thorough coil cleaning.
- Hinged Toolless Access Panels – provide quick access to components and protect panels and roof from damage during service.
- Isolated Compressor Compartment – allows performance check during normal compressor operation without disrupting airflow.
- Slide-Out Blower Deck – improves access for belt, blower and motor, reducing maintenance time.
Reliable performance
- Corrosion-Resistant Cabinet – galvanized steel cabinet under a two-layer painted surface protects against rust and corrosion.
- High- and Low-Pressure Switches – safeguard compressor from extreme operating conditions and unnecessary wear and tear.
Factory installed options
- Humiditrol dehumidification system
- R-22 or R-410A refrigerant
- Low- or high-static motors and drives
- NEMA high-efficiency supply fan motors
- Coil corrosion protection
- Refrigerant service valves
- Stainless steel heat exchanger
- HACR breakers
- Variable-air-volume bypass (select models)
- Variable-frequency drives on supply fan (select models)
- Systems integration with BACnet® or LonTalk® protocols
- Novar integration (requires Novar system gateway device)
- CPC integration (requires CPC system gateway device)
Field-installed accessories
- Standard and high static power exhaust fans (select models)
- Energy Recovery Systems (wheels)
- 14" and 24" Curbs
- Combustion air intake and exhaust extensions
- LPG conversion
- Coil guards
- Hail guards
- Humidity sensor
- CO2 sensor
- Temperature sensor
- UVC germicidal lamp
Factory options or field accessories
- Economizers
- Outdoor air dampers
- Disconnects
- GFIs
- Barometric relief
- Standard powered exhaust (select models)
- Supply and return smoke detectors
- Dirty filter switch
- MERV 8, 11 and 15 filters
- Fresh air tempering
- Novar ETM 2051 DDC
Warranty
- 15-Year Limited Warranty on stainless steel heat exchanger.
- 10-Year Limited Warranty on aluminized heat exchanger.
- 5-Year Limited Warranty on compressor.
- 3-Year Limited Warranty on Integrated Modular Controller.
- 1-Year Limited Warranty on covered components.
Landmark™ Rooftop Units 2-6 ton
Durable, cost-effective solutions for today’s environment
Features and Benefits
Save time, save money
- Landmark units with the most popular features and configurations are stocked and ready for fast delivery or pickup at commercial depots across North America.
- Reduce future service and maintenance costs with R-410A refrigerant that replaces the older R-22 refrigerant that is expected to increase in cost as supplies diminish.
Efficient operation
- Up to 13.0 SEER and up to 11.4 EER
- G/E and E/E available in 2- to 6-tons, HP available in 2- to 5-tons
- Meet or exceed ASHRAE 90.1-2004 standards
- 3-phase units are ENERGY STAR® qualified
Easy to install and maintain
- Hinged Access Panels – factory option provides quick access to components and protect panels and roof from damage during servicing.
- Full-Perimeter Base Rail (with Rigging Holes) – provides greater structural integrity, so the unit is easier to handle when rigging and transporting.
- Isolated Compressor Compartment – allows performance check during normal compressor operation without disrupting airflow.
- Fork Slots on Three Sides – easy to pick up and transport units from almost any angle.
- Corrosion-Resistant Removable, Reversible Drain Pan – provides application flexibility, durability and improved serviceability.
- Independent Motor Mount – allows for easy and efficient service access without removing the top panel.
High-performance components
- Direct Spark Ignition – electronic ignition eliminates standing pilot and enhances efficiency.
- Pre-Defined Supply Fan Motor/Drive Combinations – make selecting components to meet static and airflow requirements quick and easy.
- Thermostatic Expansion Valves – provide peak cooling performance across the entire application range.
- Scroll Compressor – standard on all units for long-term operation.
Field-installed accessories
- Non-powered GFI
- HACR circuit breaker
- Disconnects
- High-pressure switches
- Economizers with single or dual enthalpy control
- Electric heat
- 50% constant volume powered exhaust fan
- CO2 sensor
- Return and supply air smoke detectors
- Low ambient kit
- Hail guards
- Coil guards
- Link to the L Connection® Network line of commercial controls with an optional Network Thermostat Controller
- LPG Conversion Kit (Gas/Electric only)
- -40°F cold weather kit (Gas/Electric only)
- Combustion air intake or flue exhaust extensions (Gas/Electric only)
- Blower proving switch
- Dirty filter switch
- Manual outdoor air dampers (25%)
- Motorized outdoor air dampers
Factory-installed options
- Coil corrosion protection
- Stainless steel heat exchanger
- Hinged doors
Factory options or field accessories
- Economizers with sensible control
- Barometric relief dampers
- High- and low-static drive kits
Warranty
- 15-Year Limited Warranty on stainless steel gas heat exchanger
- 10-Year Limited Warranty on aluminized gas heat exchanger
- 5-Year Limited Warranty on compressor
- 1-Year Limited Warranty on covered components
T-Class™ Rooftop Units 2-25 ton
True performance backed by rugged durability.
Features and Benefits
Efficient operation
- Standard- and high-efficiency available in 2- to 25-ton, up to 13.5 SEER, up to 11.0 EER and 11.4 IPLV.
- 2- to 5-ton models meet ASHRAE 90.1 regulations and NAECA regulations
- 6- to 25-ton models meet ASHRAE 90.1 regulations.
- ENERGY STAR® qualified.*
Quick, easy installation and maintenance
- Large-Access Panels – remove easily for quick access to the compressor, refrigerant components and electrical controls.**
- Full-Perimeter Base Rail – provides greater structural integrity so the unit is easier to handle when rigging and transporting.
- Isolated Compressor Compartment – allows performance check during normal compressor operation without disrupting airflow.
- Fork Slots on Three Sides – easy to pick up and transport units from almost any angle.
- Slide-Out Blower Deck – improves service access for blower and motor.†
Reliable performance
- Corrosion-Resistant Cabinet – galvanized steel cabinet under a two-layer surface protects against rust and corrosion.
- Multiple Compressor Circuits – allow the unit to provide efficient heating and cooling.†
- Independent Motor Mount – allows for easy, efficient access without removing top panel.
- Direct Spark Ignition – electronic ignition eliminates standing pilot and enhances efficiency (packaged gas/electric model only).
- Pre-defined Supply Fan Motor/Drive Combinations – make selecting components to meet static and airflow requirements quick and easy.
- Thermostatic Expansion Valves – provide peak cooling performance across the entire application range.
Field-installed accessories
- Non-Powered GFI
- HACR circuit breaker
- Disconnects
- High pressure switches
- Economizers with sensible control or single or dual enthalpy control
- Barometric relief dampers
- Manual outdoor air dampers (25%)
- Motorized outdoor air dampers
- Electric heat
- 50% constant volume powered exhaust fan‡
- CO2 sensor
- Return and supply air smoke detectors
- Low ambient kit
- Hail guards
- Coil guards
- MERV 11 Filter
- Link to the L Connection® Network line of commercial controls with an optional Network Thermostat Controller
- LPG Conversion Kit (Gas/Electric only)
- -60°F cold weather kit (Gas/Electric only)
- Combustion air intake or flue exhaust extensions (Gas/Electric only)
- High- and low-static drive kits
- Blower proving switch
- Dirty filter switch
Warranty
- 15-Year Limited Warranty on stainless steel gas heat exchanger.
- 10-Year Limited Warranty on aluminized gas heat exchanger.
- 5-Year Limited Warranty on compressor.
- 1-Year Limited Warranty on covered components.
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