Ductless HVAC

Heil Ductless HVAC D5FPHA Deluxe High Wall Indoor Unit

Schedule Service Check Availability

Heil Ductless and mini-split HVAC Ductless HVAC Repair, maintenance, and replacement planning

Technical Specifications

Product Specs

Brand: Heil
Official model: D5FPHA
Official product name: Deluxe High Wall Indoor Unit
Product category: ductless-systems
Series: Premium
Timely registration required for 10-year parts limited warranty. Limited warranty period is 5 years if not registered within 90 days of installation. Jurisdictions where warranty benefits cannot be conditioned on registration will receive the registered limited warranty periods. Please see warranty certificate for further details and restrictions.
If compressor, coil or heat exchanger fails due to defect during the applicable No Hassle Replacement limited warranty time period, a one-time replacement with a comparable unit will be provided.
Follow Me (senses temperature at handheld remote)
Heating Setback (46° F Heating Mode)
Humidity control
Refrigerant leak detection system
Up-down / right-left louver control (fixed or swing)
Relative Humidity Sensor
Occupancy Sensor
Wi-Fi ® for Smart Phone Control Accessory (factory installed)
ECO Mode
Quiet indoor operation
Anti-corrosive fin coating
Filter removable from top
Single-zone and multi-zone compatible
Compatible with R-454B refrigerant which continues our legacy of dedication to environmental stewardship. This refrigerant achieves a remarkable 75% reduction in global warming potential while preserving the non-ozone depleting properties of our previous refrigerant.
10-Year Parts Limited Warranty 2
10-Year No Hassle Replacement Limited Warranty™ 3
Sound: as low as 16 decibels 1
Sizes: 0.5 – 1.5 tons
Official source: Heil product page
Model or series: D5FPHA Deluxe High Wall Indoor Unit
Equipment type: Ductless HVAC
Product group: Ductless and mini-split HVAC
System role: Ductless or mini-split system equipment
Application: Residential, light-commercial, or zone-control comfort applications
Compatibility check: Match with compatible outdoor equipment, controls, airflow, voltage, and capacity before service or replacement.
Verified source: heil-hvac.com

Useful troubleshooting details

Confirm the exact D5FPHA Ductless HVAC model number, serial number, capacity, voltage, refrigerant or fuel type, controls, and matched equipment.
Share current symptoms, alerts or error codes, recent maintenance, access notes, and whether the issue is urgent or planned.
For replacement planning, note comfort goals, existing equipment age, and any heat-pump, electrification, or rebate-related questions.

Service planning

How GreenFlow handles D5FPHA Deluxe High Wall Indoor Unit requests

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.

Describe the service issue

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

Review access and history

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

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

Terry S.

Excellent service from best tech!

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

Jenny W.

Great service! On time, knowledgeable & professional

Anna G.

They quickly identified the issue with the heating system and fixed it efficiently. He explained everything clearly and made sure I understood what was going on. Very professional and reliable, extremely satisfied with the service.

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