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Heat pump condensing unit

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Day & Night Heat pump condensing unit N5H9V24*K*AAA*

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Day & Night Day & Night AHRI Outdoor - Performance 19 Variable-Speed Heat Pump Heat pump condensing unit Repair, maintenance, and replacement planning
Day & Night N5H9V24*K*AAA* product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: N5H9V24*K*AAA*
  • AHRI records represented: 1112
  • AHRI equipment type: Central HP
  • AHRI tonnage: 2
  • AHRI refrigerant: R-454B
  • Verified catalog model: N5H9V24*K*AAA*
  • Verified product family: Performance 19 Variable-Speed Heat Pump
  • Verified catalog brand: Day & Night
  • Verified model family: N5H9V
  • AHRI model/pattern: N5H9V24*K*AAA*
  • Nominal capacity: 2 ton
  • Nominal cooling capacity: 24,000 BTU nominal cooling capacity
  • Cooling efficiency: up to 19 SEER2
  • Heating efficiency: up to 10 HSPF2
  • Compressor: variable-speed
  • Refrigerant: R-454B
  • Sound level: as low as 57 dBA
  • Capacity range: 2-5 tons within the official family
  • Official product page: https://www.dayandnightcomfort.com/en/us/products/heat-pumps/performance-variable-speed-heat-pump-n5h9v

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 217935084

AHRI 217935084 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit N5H9V24*K*AAA* and indoor unit FTMA5X24L0B*.
Eligible Central HP <5.4 tons

AHRI 217935099

AHRI 217935099 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit N5H9V24*K*AAA* and indoor unit EVM5X24M14A*.
Eligible Central HP <5.4 tons

AHRI 217935114

AHRI 217935114 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit N5H9V24*K*AAA* and indoor unit EVM5X24M14A*.
Eligible Central HP <5.4 tons

AHRI 217935129

AHRI 217935129 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit N5H9V24*K*AAA* and indoor unit EVM5X24M14A*.
Eligible Central HP <5.4 tons

AHRI 217935144

AHRI 217935144 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit N5H9V24*K*AAA* and indoor unit EVM5X24M14A*.
Eligible Central HP <5.4 tons

AHRI 217935175

AHRI 217935175 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit N5H9V24*K*AAA* and indoor unit EVM5X24M14A*.
Eligible Central HP <5.4 tons

AHRI 217935221

AHRI 217935221 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit N5H9V24*K*AAA* and indoor unit EVM5X24M14A*.
Eligible Central HP <5.4 tons

AHRI 217935236

AHRI 217935236 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit N5H9V24*K*AAA* and indoor unit EVM5X24M17A*.
Eligible Central HP <5.4 tons

AHRI 217935251

AHRI 217935251 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit N5H9V24*K*AAA* and indoor unit EVM5X24M17A*.
Eligible Central HP <5.4 tons

AHRI 217935266

AHRI 217935266 identifies a Mass Save qualified Central HP <5.4 tons from DAY & NIGHT with outdoor unit N5H9V24*K*AAA* and indoor unit EVM5X24M17A*.
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Service planning

How GreenFlow handles N5H9V24*K*AAA* 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

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.

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...

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.

Murali S.

HVAC technician was punctual, followed up well, completed quick repairs, ensured the issue was resolved, and provided helpful recommendations.

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