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Arcoaire Evaporator coil ESH5X42M12A*

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Arcoaire Arcoaire AHRI Indoor - ESH5X cased horizontal slab evaporator coil Evaporator coil Repair, maintenance, and replacement planning
Arcoaire ESH5X42M12A* product image

Technical Specifications

Product Specs

  • AHRI unit role: Indoor
  • AHRI model/pattern: ESH5X42M12A*
  • AHRI records represented: 190
  • AHRI equipment type: Central HP
  • AHRI tonnage: 2.95
  • AHRI refrigerant: R-454B
  • Verified catalog model: ESH5X42M12A*
  • Verified product family: ESH5X cased horizontal slab evaporator coil
  • Verified catalog brand: Arcoaire
  • Verified model family: ESH5X
  • AHRI model/pattern: ESH5X42M12A*
  • Nominal capacity: 3.5 ton
  • Nominal cooling capacity: 42,000 BTU nominal cooling capacity
  • Cabinet width: 12 in.
  • Configuration: horizontal slab coil for left or right airflow
  • Refrigerant: R-454B
  • Application: matched indoor evaporator coil for air conditioner or heat pump systems
  • Official product page: https://www.arcoaire.com/en/us/products/evaporator-coils/esh5x

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 217391805

AHRI 217391805 identifies a Mass Save qualified Central HP <5.4 tons from ARCOAIRE with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit ESH5X42M12A*.
Eligible Central HP <5.4 tons

AHRI 217391813

AHRI 217391813 identifies a Mass Save qualified Central HP <5.4 tons from ARCOAIRE with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit ESH5X42M12A*.
Eligible Central HP <5.4 tons

AHRI 217391821

AHRI 217391821 identifies a Mass Save qualified Central HP <5.4 tons from ARCOAIRE with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit ESH5X42M12A*.
Eligible Central HP <5.4 tons

AHRI 217391829

AHRI 217391829 identifies a Mass Save qualified Central HP <5.4 tons from ARCOAIRE with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit ESH5X42M12A*.
Eligible Central HP <5.4 tons

AHRI 217391837

AHRI 217391837 identifies a Mass Save qualified Central HP <5.4 tons from ARCOAIRE with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit ESH5X42M12A*.
Eligible Central HP <5.4 tons

AHRI 217391845

AHRI 217391845 identifies a Mass Save qualified Central HP <5.4 tons from ARCOAIRE with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit ESH5X42M12A*.
Eligible Central HP <5.4 tons

AHRI 217391853

AHRI 217391853 identifies a Mass Save qualified Central HP <5.4 tons from ARCOAIRE with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit ESH5X42M12A*.
Eligible Central HP <5.4 tons

AHRI 217391861

AHRI 217391861 identifies a Mass Save qualified Central HP <5.4 tons from ARCOAIRE with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit ESH5X42M12A*.
Eligible Central HP <5.4 tons

AHRI 217391869

AHRI 217391869 identifies a Mass Save qualified Central HP <5.4 tons from ARCOAIRE with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit ESH5X42M12A*.
Eligible Central HP <5.4 tons

AHRI 217391877

AHRI 217391877 identifies a Mass Save qualified Central HP <5.4 tons from ARCOAIRE with outdoor unit D5CUHAH36AAK+TIC2025-0016 and indoor unit ESH5X42M12A*.
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Service planning

How GreenFlow handles ESH5X42M12A* 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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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.

Dev W.

I had a breakdown of my cooling system and Hanna at Green Flow responded to my request right away. They scheduled me same day. The team at Green Flow was easy to communicate with over phone and text. They kept me updated on delays on arrival of the...

Sharad W.

Green Flow and the people who work there are terrific. Vlad and Andre are excellent. Andre was very helpful. He was punctual, respectful, efficient and knowledgeable. He did not try to sell me something I didn’t need ( as others have done before). I was charged $99 which...

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