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Lennox Heat pump condensing unit EL21KLV-060-230A**

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Lennox Lennox AHRI Outdoor - EL21KLV Variable-Speed Heat Pump Heat pump condensing unit Repair, maintenance, and replacement planning
Lennox EL21KLV-060-230A** product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: EL21KLV-060-230A**
  • AHRI records represented: 106
  • AHRI equipment type: Central HP
  • AHRI tonnage: 4.5
  • AHRI refrigerant: R-454B
  • Verified catalog model: EL21KLV-060-230A**
  • Verified product family: EL21KLV Variable-Speed Heat Pump
  • Verified catalog brand: Lennox
  • Verified model family: EL21KLV
  • AHRI model/pattern: EL21KLV-060-230A**
  • Nominal capacity: 5 ton
  • Nominal cooling capacity: 60,000 BTU nominal cooling capacity
  • Cooling efficiency: up to 20.5 SEER2
  • Heating efficiency: up to 10 HSPF2
  • Operation: variable-capacity
  • Refrigerant: R-454B
  • Sound rating: low sound levels with sound-dampening system
  • Warranty: 10-year limited compressor warranty and 5-year limited covered components warranty; extended coverage may be available with product registration
  • Official product page: https://www.lennox.com/residential/products/heating-cooling/heat-pumps/el21klv

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

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Eligible Central HP <5.4 tons

AHRI 217121526

AHRI 217121526 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-060-230A** and indoor unit CBK45UHVT-060-230-**.
Eligible Central HP <5.4 tons

AHRI 217121527

AHRI 217121527 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-060-230A** and indoor unit CBK47UHET-060-230-**.
Eligible Central HP <5.4 tons

AHRI 217121528

AHRI 217121528 identifies a Mass Save qualified Central HP <5.4 tons from LENNOX with outdoor unit EL21KLV-060-230A** and indoor unit CBK45UHET-060-230-**.
ENERGY STAR certified HP - Split System

AHRI 217116999

AHRI 217116999 identifies a Mass Save qualified HP - Split System from Lennox with outdoor unit EL21KLV-060-230A** and indoor unit CBK48MVT-060-230-**.
ENERGY STAR certified HP - Split System

AHRI 217117003

AHRI 217117003 identifies a Mass Save qualified HP - Split System from Lennox with outdoor unit EL21KLV-060-230A** and indoor unit CK40[C,U]T-49C-**+TDR.
ENERGY STAR certified HP - Split System

AHRI 217117004

AHRI 217117004 identifies a Mass Save qualified HP - Split System from Lennox with outdoor unit EL21KLV-060-230A** and indoor unit CK40[C,U]T-49C-**+TDR.
ENERGY STAR certified HP - Split System

AHRI 217117005

AHRI 217117005 identifies a Mass Save qualified HP - Split System from Lennox with outdoor unit EL21KLV-060-230A** and indoor unit CK40[C,U]T-49C-**+TDR.
ENERGY STAR certified HP - Split System

AHRI 217117006

AHRI 217117006 identifies a Mass Save qualified HP - Split System from Lennox with outdoor unit EL21KLV-060-230A** and indoor unit CK40[C,U]T-49C-**+TDR.
ENERGY STAR certified HP - Split System

AHRI 217117007

AHRI 217117007 identifies a Mass Save qualified HP - Split System from Lennox with outdoor unit EL21KLV-060-230A** and indoor unit CK40HT-60D-**+TDR.
ENERGY STAR certified HP - Split System

AHRI 217117008

AHRI 217117008 identifies a Mass Save qualified HP - Split System from Lennox with outdoor unit EL21KLV-060-230A** and indoor unit CK40[C,U]T-49C-**+TDR.
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Service planning

How GreenFlow handles EL21KLV-060-230A** 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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Michele Z.

Andrey was professional, prompt, smart, thorough and exceedingly pleasant. We are likely switching our current HVAC company to Green Flow.

Michael C.

always available, easy to get a hold of, as a property manager I get lots no heat emergency, usually get to it same day or next day

Ray

Just had a service call because my tankless water heater stopped working with E110 code. Andrey located the root cause real quick and fixed the issue within half an hour, also gave reasonable recommendations for further maintenance.

Randy J.

Thanks to Andrey for an amazingly quick response to my request for a service call. He diagnosed and fixed my issue within 24 hours of my asking for help. Excellent service. Thanks.

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