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Evaporator coil

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Heil Evaporator coil EA*5X43M21A*

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Heil Heil AHRI Indoor - EAM5X cased A evaporator coil Evaporator coil Repair, maintenance, and replacement planning
Heil EA*5X43M21A* product image

Technical Specifications

Product Specs

  • AHRI unit role: Indoor
  • AHRI model/pattern: EA*5X43M21A*
  • AHRI records represented: 406
  • AHRI equipment type: Central HP
  • AHRI tonnage: 2.5833333333333335
  • AHRI refrigerant: R-454B
  • Verified catalog model: EA*5X43M21A*
  • Verified product family: EAM5X cased A evaporator coil
  • Verified catalog brand: Heil
  • Verified model family: EAM5X
  • AHRI model/pattern: EA*5X43M21A*
  • Nominal capacity: 3.5 ton
  • Nominal cooling capacity: 43,000 BTU nominal cooling capacity
  • Cabinet width: 21 in.
  • Configuration: multi-position cased A coil
  • Refrigerant: R-454B
  • Application: matched indoor evaporator coil for air conditioner or heat pump systems
  • Official product page: https://www.heil-hvac.com/en/us/products/evaporator-coils/eam5x

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 216755402

AHRI 216755402 identifies a Mass Save qualified Central HP <5.4 tons from HEIL with outdoor unit D5CUHAH30AAK and indoor unit EA*5X43M21A*.
Eligible Central HP <5.4 tons

AHRI 216755687

AHRI 216755687 identifies a Mass Save qualified Central HP <5.4 tons from HEIL with outdoor unit D5CUHAH30AAK and indoor unit EA*5X43M21A*.
Eligible Central HP <5.4 tons

AHRI 216757956

AHRI 216757956 identifies a Mass Save qualified Central HP <5.4 tons from HEIL with outdoor unit D5CUHAH30AAK and indoor unit EA*5X43M21A*.
Eligible Central HP <5.4 tons

AHRI 217392736

AHRI 217392736 identifies a Mass Save qualified Central HP <5.4 tons from HEIL with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit EA*5X43M21A*.
Eligible Central HP <5.4 tons

AHRI 217392744

AHRI 217392744 identifies a Mass Save qualified Central HP <5.4 tons from HEIL with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit EA*5X43M21A*.
Eligible Central HP <5.4 tons

AHRI 217392752

AHRI 217392752 identifies a Mass Save qualified Central HP <5.4 tons from HEIL with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit EA*5X43M21A*.
Eligible Central HP <5.4 tons

AHRI 217392760

AHRI 217392760 identifies a Mass Save qualified Central HP <5.4 tons from HEIL with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit EA*5X43M21A*.
Eligible Central HP <5.4 tons

AHRI 217392768

AHRI 217392768 identifies a Mass Save qualified Central HP <5.4 tons from HEIL with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit EA*5X43M21A*.
Eligible Central HP <5.4 tons

AHRI 217392776

AHRI 217392776 identifies a Mass Save qualified Central HP <5.4 tons from HEIL with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit EA*5X43M21A*.
Eligible Central HP <5.4 tons

AHRI 217392784

AHRI 217392784 identifies a Mass Save qualified Central HP <5.4 tons from HEIL with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit EA*5X43M21A*.
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Service planning

How GreenFlow handles EA*5X43M21A* 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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Our Happy Customers

Anna F.

They showed up within an hour of me making the call on a Sunday. They fixed our system and taught us how to replace the fuse in the future. We would definitely call again.

Melissa S.

The repair person came quickly and was super efficient and polite, and showed me what to do next time. He gave my dog a quick pay and was off again.

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

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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