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Lennox Gas furnace EL297UH090XV48C*

Lennox Lennox AHRI Furnace - EL297V two-stage gas furnace Gas furnace Repair, maintenance, and replacement planning
Lennox EL297UH090XV48C* product image

Technical Specifications

Product Specs

  • AHRI unit role: Furnace
  • AHRI model/pattern: EL297UH090XV48C*
  • AHRI records represented: 57
  • AHRI equipment type: Central HP
  • AHRI tonnage: 1.9166666666666667
  • AHRI refrigerant: R-454B
  • Verified catalog model: EL297UH090XV48C*
  • Verified product family: EL297V two-stage gas furnace
  • Verified catalog brand: Lennox
  • Verified model family: EL297V
  • AHRI model/pattern: EL297UH090XV48C*
  • Furnace input capacity: 90,000 BTU/h input
  • AHRI airflow/cabinet code: 48
  • Model variant code: XV
  • AFUE efficiency: up to 97%
  • Heating stages: two-stage
  • Blower/motor: variable speed
  • Cabinet/quiet operation: fully insulated cabinet
  • Blower compartment/cabinet: sealed and insulated
  • Emissions class: standard emissions
  • Rating: ENERGY STAR certified
  • Application: matched gas furnace for split-system air conditioner or heat pump combinations
  • Official product page: https://www.lennox.com/residential/products/heating-cooling/furnaces/el297v
  • Official specifications page: https://www.lennox.com/residential/products/specifications/el297v

Useful troubleshooting details

  • Confirm the installed model and serial number, matched indoor or outdoor equipment, voltage, refrigerant, controls, and AHRI certificate before service or replacement planning.
  • Use the linked AHRI certificates to verify matched-system combinations, rebate conversations, and equipment eligibility before quoting replacement work.
  • Collect photos of the nameplate, equipment access, recent fault history, and comfort symptoms before dispatch or proposal planning.

Certification match

AHRI certificates

View All
Eligible Central HP <5.4 tons

AHRI 216776046

AHRI 216776046 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit SL22KLV-024-230A** and indoor unit CK40HT-42C-**+TDR.

Eligible Central HP <5.4 tons

AHRI 216776079

AHRI 216776079 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit SL22KLV-036-230A** and indoor unit CK40[C,U]T-49C-**+TDR.

Eligible Central HP <5.4 tons

AHRI 216968294

AHRI 216968294 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit SL22KLV-024-230A** and indoor unit CK40[C,U]T-48C-**+TDR.

Eligible Central HP <5.4 tons

AHRI 217117068

AHRI 217117068 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-048-230A** and indoor unit CK40HT-48C-**+TDR.

Eligible Central HP <5.4 tons

AHRI 217117118

AHRI 217117118 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-048-230A** and indoor unit CK40[C,U]T-60C-**+TDR.

Eligible Central HP <5.4 tons

AHRI 217443357

AHRI 217443357 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-036-230A** and indoor unit CK40HT-42C-**+TDR.

Eligible Central HP <5.4 tons

AHRI 217443400

AHRI 217443400 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-048-230A** and indoor unit CK40HT-51/61C-**+TDR.

Eligible Central HP <5.4 tons

AHRI 217449926

AHRI 217449926 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-036-230A** and indoor unit CK40HT-36C-**+TDR.

Eligible Central HP <5.4 tons

AHRI 217449958

AHRI 217449958 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-060-230A** and indoor unit CK40[C,U]T-48C-**+TDR.

Eligible Central HP <5.4 tons

AHRI 217449976

AHRI 217449976 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL18KSLV-060-230A** and indoor unit CK40[C,U]T-49C-**+TDR.

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Service planning

How GreenFlow handles EL297UH090XV48C* requests

1

Identify the equipment

Confirm the model or series name, serial number if available, photos, and whether the unit is roof, exterior, basement, or mechanical-room equipment.

2

Describe the service issue

Share no heat, no cooling, weak airflow, error codes, alarms, leaks, noise, control problems, or comfort complaints.

3

Review access and history

Include access notes, tenant or business-hour constraints, filter status, recent repairs, and maintenance records when available.

4

Plan the next step

GreenFlow can route the request for diagnostics, repair planning, maintenance, replacement scope, or related system upgrades.

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