Daikin 7.5 Ton 11.4 EER / 16.4 IEER Commercial Split Heat Pump System | 208/230V 3 Phase - R32 - Two Stage

High-Capacity Commercial Heating and Cooling with a 7.5-Ton Split Heat Pump System for Light Commercial Applications

The Daikin DH6TE09030 / DAQ09033 is a nominal 7.5-ton commercial split heat pump system designed to provide year-round heating and cooling for suitable ducted applications. Combining the DH6TE09030 outdoor heat pump with the DAQ09033 indoor air handler, this system features a two-stage tandem compressor, R-32 refrigerant, and commercial three-phase electrical operation. The outdoor unit delivers a rated cooling capacity of 92,000 BTU/h and a rated heating capacity of 85,000 BTU/h under specified test conditions. The indoor air handler features two five-speed direct-drive blower motors, dual thermal expansion valves (TXVs), and a reinforced, insulated cabinet designed for light commercial installations.

Key Benefits

• High-Capacity Commercial Performance – The nominal 7.5-ton system provides rated cooling capacity of 92,000 BTU/h and rated heating capacity of 85,000 BTU/h under specified test conditions.
• Two-Stage Heat Pump Operation – The outdoor unit's two-stage tandem compressor provides two operating levels to help meet changing heating and cooling demands.
• Rated Cooling Efficiency – The DH6TE09030 has a published EER rating of 11.40 and an integrated energy efficiency ratio (IEER) designation of 16.0 for its commercial heat pump platform.
• Year-Round Heating and Cooling – Reversible heat pump operation provides both heating and cooling through one outdoor unit.
• Dual Five-Speed Blower Motors – The DAQ09033 uses two five-speed direct-drive motors to provide airflow adjustment for suitable ducted applications.
• Dual Thermal Expansion Valves – Two factory-specified TXVs help regulate refrigerant flow through the indoor coil.
• Refrigerant Leak Mitigation – The DAQ09033 incorporates an R-32 leak mitigation system as part of its indoor-unit design.
• Insulated Commercial Cabinet – The reinforced, galvanized-steel cabinet with fiberglass insulation is designed for commercial installation environments.
• Convenient Service Access – Removable access panels, a built-in filter rack, and top-entry electrical connections help simplify installation and routine maintenance.

Two-Stage Heat Pump Heating for Year-Round Comfort

The Daikin DH6TE09030 provides a rated heating capacity of 85,000 BTU/h under specified test conditions. Its two-stage tandem compressor allows the system to operate at different capacity levels in response to heating demand. The outdoor unit has a published heating coefficient of performance (COP) of 3.5 at the manufacturer's rated heating conditions. Its specified outdoor heating operating range is -5°F to 70°F, subject to the installation instructions and applicable operating requirements. Supplemental heating, if required, must be provided through a compatible auxiliary heating solution selected for the approved indoor-unit configuration. Verify thermostat controls, electrical requirements, and any supplemental heating provisions against the applicable Daikin documentation.

7.5-Ton Cooling Performance for Commercial Comfort

The DH6TE09030 provides a rated cooling capacity of 92,000 BTU/h under specified test conditions. Its two-stage tandem compressor and copper-tube, aluminum-fin outdoor coil are designed to support heat transfer and dependable cooling operation. The manufacturer's submittal lists an EER of 11.40 and identifies the outdoor heat pump as part of a 16.0 IEER commercial product platform. These values should be interpreted according to the applicable rating method; IEER is an integrated commercial efficiency metric, while EER represents efficiency at specified operating conditions. The outdoor unit's specified cooling operating range is 55°F to 125°F outdoor dry-bulb temperature. Actual system performance depends on indoor airflow, duct design, installation conditions, and the approved equipment combination.

Commercial Efficiency and Refrigeration Technology

The DH6TE09030 incorporates a two-stage tandem compressor design with an internal pressure release valve. Standard outdoor-unit features include a high-capacity steel-cased bi-flow heat pump filter drier, liquid refrigerant return protection, a heating-mode check flowrater expansion device, high- and low-pressure switches, and a discharge-line muffler. Its time-initiated, temperature-terminated defrost control supports heat pump operation during colder weather. The outdoor unit uses R-32 refrigerant and a copper-tube, aluminum-fin heat exchanger. The DAQ09033 indoor air handler incorporates two TXVs, copper-tube and aluminum-fin coils, and an R-32 leak mitigation system. These components are designed to support refrigerant management, heat transfer, and reliable commercial operation when installed and commissioned according to Daikin's requirements.

Split-System Design for Flexible Commercial Installation

The split-system configuration separates the DH6TE09030 outdoor heat pump from the DAQ09033 indoor air handler, allowing flexibility in equipment placement and duct routing. The outdoor unit features 5/8-inch liquid-line and 1-1/8-inch suction-line connections, with sweat-connection service valves and service ports. Its factory holding refrigerant charge is 110 ounces, with a specified additional charge of 1.54 ounces per foot when required by the actual piping installation. The outdoor unit is precharged for 15 feet of piping and supports a maximum total refrigerant line length of 150 feet and a maximum vertical separation of 25 feet, subject to the manufacturer's installation requirements. The DAQ09033 measures approximately 24.19 inches high, 60.47 inches wide, and 48.09 inches deep. Refrigerant piping, duct connections, clearances, condensate drainage, and approved system compatibility must be verified before installation.

Controls and Indoor Air Distribution

The system requires compatible heat pump controls and a thermostat selected for the approved equipment configuration. The DAQ09033 features two five-speed direct-drive blower motors to provide airflow adjustment for ducted air distribution. Its dual TXVs regulate refrigerant flow through the indoor coil, while the copper-tube and aluminum-fin coil construction supports heat transfer during heating and cooling. The indoor unit includes a built-in filter rack supplied with a 2-inch filter, along with horizontal and vertical condensate pans to accommodate approved installation orientations. Thermostat compatibility, blower-speed settings, airflow requirements, auxiliary heating provisions, and wiring must be verified against the applicable Daikin installation instructions.

Light Commercial Applications

The Daikin DH6TE09030 / DAQ09033 is designed for nominal 7.5-ton commercial heating and cooling applications where the required capacity, ductwork, electrical supply, and approved equipment configuration meet project requirements. Potential applications include offices, retail spaces, and other suitable light commercial buildings requiring ducted comfort conditioning. The DH6TE09030 outdoor unit operates on 208/230V, 60 Hz, three-phase power, with a minimum circuit ampacity of 38.7 A and a maximum overcurrent protection rating of 50 A. The DAQ09033 indoor air handler operates on a separate 208/230V, 60 Hz, three-phase supply, with a minimum circuit ampacity of 15.5 A and a maximum overcurrent protection rating of 20 A. Each unit must be connected according to its own nameplate, manufacturer instructions, and applicable electrical codes. Proper load calculations, duct design, airflow setup, and professional commissioning are essential for dependable performance.

Serviceability and Maintenance

The DH6TE09030 features accessible refrigerant service ports, brass liquid and suction service valves, high- and low-pressure switches, a bi-flow heat pump filter drier, and a discharge-line muffler. Its heavy-gauge galvanized-steel cabinet has a nickel-gray powder-coated finish, a steel louvered coil guard, and bottom pan rails that elevate the unit above the mounting surface. The outdoor unit also features a sound-control top design and can meet the specified 2010 Florida Building Code unit-integrity requirements when properly anchored using an approved installation configuration. The DAQ09033 has removable access panels, a built-in filter rack, top-entry high- and low-voltage connections, and a reinforced, fiberglass-insulated cabinet. Routine maintenance should include inspection and replacement of filters as needed, cleaning of heat exchanger surfaces, condensate drainage checks, electrical connection inspections, and refrigerant-system checks by qualified HVAC personnel in accordance with Daikin's maintenance instructions.

Warranty

The Daikin DH6TE R-32 commercial heat pump and DAQ R-32 commercial air handler are covered by the applicable Daikin limited warranty terms. Warranty duration, parts coverage, registration requirements, and exclusions must be confirmed using the current warranty certificate for the specific equipment and installation type. Register the equipment within the manufacturer's stated timeframe where required for applicable coverage. Refer to Daikin's official warranty documentation for complete terms and conditions.

Recommended Accessories

• Compatible Heat Pump Thermostat – Select controls approved for the DH6TE09030 two-stage heat pump and the DAQ09033 indoor air handler.
• Approved Auxiliary Heating Solution – Verify whether supplemental heating is required and select compatible equipment according to Daikin's installation requirements.
• Outdoor Equipment Pad or Mounting Support – Select a support rated for the outdoor unit's dimensions, weight, and installation environment.
• Electrical Disconnects and Overcurrent Protection – Select separate electrical protection and disconnect equipment according to each unit's nameplate and applicable codes.
• Refrigerant Line Set and Duct Transitions – Size the refrigerant piping and duct components according to the approved equipment configuration and site-specific installation requirements.
• Replacement Air Filters – Use compatible 2-inch filters sized for the DAQ09033's built-in filter rack.

High-Capacity Commercial Comfort with the Daikin DH6TE09030 / DAQ09033

Support year-round comfort in suitable light commercial spaces with the Daikin DH6TE09030 / DAQ09033 split heat pump system. Combining a nominal 7.5-ton outdoor heat pump, two-stage tandem compressor technology, R-32 refrigerant, and a commercial indoor air handler with dual five-speed blower motors and an integrated leak mitigation system, this configuration offers a ducted heating and cooling solution for projects that meet Daikin's equipment compatibility, electrical, airflow, and installation requirements.