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3 Ton – 2 Stage Heat Pump System

Original price was: $13,541.00.Current price is: $13,096.00.

3 Ton – 2 Stage Heat Pump System

The 3 Ton Elite® Series Heat Pump System includes the EL19KPV heat pump, CBK48MVT air handler, and ECB48-15CB-P electric heat kit, delivering efficient, reliable, and quiet year-round comfort. Fully 2025-compliant with R-454B refrigerant, this system offers energy savings, safety, and consistent home comfort.

Key Benefits:
✅ 3 Ton variable-capacity heat pump for year-round comfort
✅ SEER2 18 and HSPF2 8.4 for efficient cooling and heating
✅ Quiet operation with sound levels as low as 61 dBA
✅ Complete bundle with heat pump, air handler, and electric heat kit

AHRI#: 217194183

Free Installation With Purchase

9 in stock

Description

3 Ton – 2 Stage Heat Pump System

Complete Home Comfort Bundle

Upgrade your home’s comfort with the 3 Ton Elite® Series Heat Pump System. This complete bundle pairs the EL19KPV heat pump, CBK48MVT variable-speed air handler, and ECB48-15CB-P electric heat kit, providing quiet, efficient, and reliable heating and cooling for your home year-round.

SEER2: 18

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SEER2 & HSPF2 Ratings

  • SEER2: 18
    HSPF2: 8.4

    With a SEER2 of 18 and HSPF2 of 8.4, this 3 Ton Elite® Series Heat Pump System delivers powerful cooling, precise heating, and energy savings while meeting 2025 refrigerant standards. The system uses R-454B refrigerant, ensuring environmentally responsible operation with reduced greenhouse impact.


    Efficient Heating & Cooling – Heat Pump: EL19KPV

    The EL19KPV heat pump provides mid-efficiency, variable-capacity heating and cooling. ENERGY STAR® Certified and eligible for federal tax credits, it reduces energy bills while maintaining quiet operation at sound levels as low as 61 dBA. The high-efficiency outdoor coil delivers excellent heat transfer, and the digital-ready design allows easy integration with Lennox S30/S40 Smart Thermostats.


    Supplemental Heating – Heat Kit: ECB48-15CB-P

    The ECB48-15CB-P Electric Heat Kit offers fast, reliable supplemental heat. Helix-wound nichrome elements provide rapid warmth with lower operating temperatures and extended lifespan. Safety features include limit controls, supplemental thermal cutoffs, and factory-installed circuit breakers. All controls are pre-wired and plug directly into the air handler for convenient installation.


    Reliable Airflow – Air Handler: CBK48MVT-036-71

    The CBK48MVT variable-speed air handler ensures steady airflow and energy-efficient operation. Its all-aluminum Quantum™ Coil resists corrosion from indoor environmental contaminants. The variable-speed blower motor minimizes temperature fluctuations, maintaining even comfort. Optional electric backup heat provides supplemental warmth when needed. The fully insulated cabinet reduces noise and prevents condensation. The Refrigerant Detection System (RDS) adds safety by detecting leaks and initiating a mitigation flush sequence.


    Why Choose the 3 Ton Elite® Series Heat Pump System?

    This system is ideal for homeowners seeking a complete heating and cooling solution. It provides precise temperature control, energy efficiency, and quiet operation in a single, integrated package. Installation is straightforward, safety is prioritized with the RDS, and the system is fully 2025-compliant with eco-friendly R-454B refrigerant, offering long-lasting performance and peace of mind.


    Key Benefits at a Glance

    ✅ 3 Ton variable-capacity heat pump for year-round comfort
    ✅ SEER2 18 and HSPF2 8.4 for efficient cooling and heating
    ✅ Quiet operation with sound levels as low as 61 dBA
    ✅ Complete bundle with heat pump, air handler, and electric heat kit
    ✅ Braze-free installation for modern HVAC setups
    ✅ Built-in Refrigerant Detection System (RDS) for added safety
    ✅ Fully 2025-compliant system with environmentally responsible R-454B refrigerant

Heat Pump Overview

Model #EL19KPV-036

Product Overview

Elite® Series | EL19KPV Heat Pump

The EL19KPV is a mid-efficiency, digital-ready, variable-capacity heat pump engineered for reliable performance and compatibility with 2025-compliant refrigerants.


Energy Efficiency & Performance

  • Offers impressive efficiency ratings of up to 19.50 SEER2 and 9.00 HSPF2 for year-round energy savings.

  • Variable-capacity compressor enhances comfort by precisely adjusting output to maintain consistent temperature and humidity levels.

  • ENERGY STAR® Certified – exceeds federal efficiency standards for energy-saving performance.

  • Eligible for Federal Tax Credit under the Energy Efficient Home Improvement Credit (IRC Section 25C).

  • Features a high-efficiency outdoor coil that optimizes heat transfer while minimizing air resistance.

  • Digital-ready when matched with a digitally enabled furnace or air handler and a Lennox S30 or S40 Smart Thermostat.


Quiet Operation

  • Operates as quietly as 61 dBA, ensuring minimal sound during use.

  • Includes a precision-balanced direct-drive fan for smoother, quieter performance and longer system life.


Craftsmanship & Reliability

  • Built with Quantum™ Coil technology—Lennox’s exclusive aluminum alloy—tested under extreme conditions for superior corrosion resistance and durability.

  • Constructed with heavy-gauge, galvanized steel, a louvered coil guard, baked-on powder coat finish, and a durable composite base and top for long-lasting protection against rust and wear.

  • Supports braze-free installation, providing flexibility and ease during system setup.

  • Integrated drainage holes in the base pan help prevent water accumulation and moisture damage.


Sustainability & Safety

  • Includes a built-in Refrigerant Detection System (RDS) as required for A2L (mildly flammable) refrigerants.

    • Sensor detects refrigerant leaks

    • Control board automatically halts system operation and activates the indoor blower to safely disperse any leaked refrigerant

  • Uses R-454B refrigerant, which complies with 2025 EPA regulations for low Global Warming Potential (GWP) alternatives.


Product Specifications:

Brand Lennox
Catalog Number 25J82
Model/Part Number EL19KPV-036-230
Base Unit of Measure Unit(S)
Family EL19KPV
Series Elite
Product Voltage 208-230 VAC 1 Ph 60 Hz
Cooling Capacity 3 Ton
Product Depth 35 Inch
Product Width 30.5 Inch
Product Height 39 Inch
Compressor Stages Variable Capacity
Type Variable Capacity Heat Pump
SEER2 Up to 19.5 SEER2
HSPF2 Up to 9.0 HSPF2
Gross Weight 225 Lbs.
Refrigerant Type R-454B

Heat Kit Overview

Model #: ECB48-15CB-P

Product Overview

Lennox ECB48 Electric Heat Kits

The Lennox ECB48 Electric Heat Kits are ETL listed and designed for field installation within the unit cabinet. These kits are available in a range of voltage and kilowatt (kW) options—refer to specific Air Handler Tables for proper sizing and compatibility.

Each kit features helix-wound nichrome heating elements positioned directly in the airstream for fast heat transfer, lower operating temperatures, and extended service life. Every element includes a precisely located limit control with a fixed shut-off temperature and automatic reset, ensuring reliable thermal protection. A supplemental thermal cutoff provides an added layer of safety in case of high-temperature conditions.

Heater control relays are included as standard and manage the staging of heating elements based on control board input. Elements are brought online sequentially and in equal stages, with built-in time delays to ensure efficient operation.

The control box and access panel are constructed from heavy-gauge galvanized steel for durability. All components are factory assembled, pre-installed, and wired for quick and easy setup. Low-voltage electric heat controls connect directly to the air handler via a plug-in interface.


Circuit Breaker Models (CB)

“CB” model heaters include integrated circuit breakers that offer both overload and short circuit protection. These breakers are:

  • Factory-mounted and wired within the electric heat unit

  • Current-sensitive and temperature-actuated

  • Manually resettable for added user control

In many jurisdictions, these circuit breakers are recognized as an acceptable disconnecting means, eliminating the need for a separate field-supplied disconnect. Always verify local electrical codes to ensure compliance with installation requirements.


Product Specifications:

Brand Lennox
Catalog Number 27A56
Model/Part Number ECB48-15CB-P
Base Unit of Measure Unit(S)
EAN / UPC 66255161447
Product Voltage 208/230v 1ph 60 hz
Gross Weight 7.95 LB
Family ECB48
Series ECB48
For Use With CBK48 Series Air Handlers

 

Air Handler Overview

Model #: CBK48MVT-036-71

Product Overview

CBK48MVT Air Handler

This standard-performance, high-efficiency variable-speed air handler is designed for use with 2025-compliant refrigerants.

The CBK48MVT incorporates all-aluminum Quantum™ Coil technology, well-known for its exceptional resistance to corrosion caused by indoor environmental contaminants. Paired with a variable-speed blower motor, it delivers steady airflow that helps maintain consistent temperatures and minimizes fluctuations.

These -71 models are factory-prepared for R-454B refrigerant and come equipped with a Refrigerant Detection System (RDS). The built-in sensor monitors for refrigerant leaks and will trigger the mitigation control to start a flush sequence if a leak is detected, ensuring safe and reliable operation.


Energy Efficiency

  • Features a high-efficiency indoor coil that ensures excellent heat transfer while minimizing air resistance for optimal performance.

  • The variable-speed blower motor maintains consistent airflow, preventing temperature swings.


Quiet Operation

  • The fully insulated cabinet reduces operational noise and helps prevent condensation and cabinet sweating in warm, humid conditions.


Home Comfort

  • Offers optional electric backup heating for an immediate boost of warm air when needed.


Reliable Performance

  • Includes an antimicrobial drain pan that inhibits mold and mildew growth, enhancing indoor air quality and reducing the likelihood of drain line blockages.


Product Specifications:

Brand Lennox
Catalog Number 25J77
Model/Part Number CBK48MVT-036-71
Base Unit of Measure Unit(S)
EAN / UPC 66255159250
Family CBK48MVT
Series DLSC
Cooling Capacity 3 Ton
Configuration Multi-Position
Blower Type Variable Speed
Coil Material Aluminum
Product Voltage 208-230 VAC 1 Ph 60 Hz
Type Air-Handler
Refrigerant Type R-454B
Communicating Communicating

 

Documents

Heat Pump:

Installation Instructions
Service Literature

Air Handler:

Installation Instructions

Other Information

Understanding SEER vs SEER2

What is SEER?

SEER stands for Seasonal Energy Efficiency Ratio. It measures the cooling efficiency of an air conditioner or heat pump over an entire cooling season. Essentially, it tells you how much cooling output (BTUs) you get for every unit of energy (watt-hour) used.

  • Higher SEER = more efficient

  • SEER ratings have traditionally been used in the U.S. to compare energy efficiency across systems.

  • Example: A 14 SEER unit uses less electricity than a 10 SEER unit to produce the same cooling.

Understanding SEER and SEER2 | LennoxPros


What is SEER2?

SEER2 is the updated efficiency rating standard that reflects new federal testing procedures implemented by the Department of Energy (DOE) in 2023. It measures efficiency more accurately by accounting for real-world conditions, including:

  • Energy usage in modern airflow and installation configurations

  • More realistic climate and seasonal variations

  • Changes in the refrigerants and equipment designs

Key difference: SEER2 ratings tend to be slightly lower than SEER ratings for the same unit, but they provide a truer representation of actual efficiency in your home.

What's a Good SEER2 Rating? - Trane®


Why SEER2 is the new standard

  • The DOE updated testing to better match how systems perform in real homes, rather than ideal lab conditions.

  • It encourages manufacturers to improve real-world efficiency, not just test-case efficiency.

  • For consumers, SEER2 ensures:

    • Better long-term energy savings

    • Improved comfort through more accurate performance expectations

    • Compliance with modern federal efficiency regulations


In short:

  • SEER = old efficiency measurement (ideal lab conditions)

  • SEER2 = modern, realistic efficiency standard (real-world performance)

  • Better quality = SEER2 units are designed and tested to give actual efficiency and savings, not just theoretical numbers.


Understanding EER vs EER2

What is EER?

EER stands for Energy Efficiency Ratio. It measures an air conditioner or heat pump’s efficiency at a single, specific outdoor temperature, usually 95°F.

  • Higher EER = more efficient at peak conditions.

  • Unlike SEER, which averages efficiency over a season, EER tells you how the unit performs under hot, steady-state conditions.

  • Example: A unit with an EER of 12 produces 12 BTUs of cooling for every watt of electricity consumed.


What is EER2?

EER2 is the updated testing standard introduced by the Department of Energy (DOE) to match the same real-world adjustments as SEER2.

  • Accounts for modern system designs, refrigerants, and installation configurations.

  • Measures efficiency more realistically under peak operating conditions, rather than just ideal lab setups.

  • Like SEER2, EER2 numbers are usually slightly lower than traditional EER, but they are a more accurate reflection of actual performance.


Why EER2 is the new standard

  • Ensures consistency with SEER2 testing methodology.

  • Reflects true cooling efficiency under extreme heat, where peak performance matters most.

  • Helps consumers understand real-world energy use and savings potential during the hottest days.

  • Meets modern federal efficiency regulations and encourages manufacturers to improve performance under actual conditions.


In short:

  • EER = old standard, measured under lab conditions at 95°F

  • EER2 = modern standard, measured under realistic, real-world peak conditions

  • Better quality = EER2 gives you true peak efficiency, not just theoretical performance.

2023 HVAC Efficiency Standards | LennoxPros