Daikin 7.5 Ton 12.3 EER / 16.4 IEER Commercial Split Air Conditioning System | 208/230V 3 Phase - R32 - Two Stage

High-Efficiency 7.5-Ton Commercial Split Air Conditioner for Commercial Buildings with Two-Stage Cooling

The Daikin DC6TE09030 / DAQ09033 is a nominal 7.5-ton commercial split air conditioning system designed to provide dependable cooling for commercial buildings and light commercial applications. Combining the DC6TE09030 outdoor condensing unit with the DAQ09033 commercial air handler, this system features a two-stage tandem compressor design, R-32 refrigerant, and a commercial air handler equipped with two direct-drive, 5-speed blower motors. The outdoor unit delivers a rated cooling capacity of 95,000 BTU/h in the manufacturer's published rated combination, with an efficiency rating of 16.4 IEER and 12.3 EER. Both units operate on 208/230V, 60Hz, three-phase electrical service, making this configuration suitable for compatible commercial electrical installations.

Key Benefits

• 16.4 IEER Energy Efficiency – Provides a published integrated energy efficiency rating to help evaluate cooling efficiency under varying commercial operating conditions.
• 7.5-Ton Nominal System Class – Combines a nominal 7.5-ton outdoor unit with a 90,000 BTU/h nominal air handler for compatible commercial cooling applications.
• Two-Stage Tandem Compressor – Provides two-stage cooling operation to better accommodate changing cooling loads than a single-stage compressor design.
• Dual 5-Speed Blower Motors – The DAQ09033 air handler uses two direct-drive, 5-speed motors to provide airflow adjustment flexibility for commercial duct systems.
• Commercial-Grade Coil Construction – Copper-tube and aluminum-fin heat exchangers support heat transfer during cooling operation.
• R-32 Refrigerant Technology – Uses R-32 refrigerant with a factory-installed leak mitigation system in the compatible air handler.
• Three-Phase Electrical Compatibility – Both units are designed for 208/230V, 60Hz, three-phase electrical service, subject to nameplate requirements and proper installation.
• Service-Friendly Cabinet Design – The air handler features removable access panels, an integrated filter rack, and top-panel access for high- and low-voltage connections to facilitate installation and service.

7.5-Ton Commercial Cooling Capacity

The Daikin DC6TE09030 / DAQ09033 split system is designed for commercial cooling applications requiring substantial ducted cooling capacity. The DC6TE09030 outdoor condensing unit provides a published rated cooling capacity of 95,000 BTU/h under the manufacturer's specified AHRI-rated high-sales-volume tested combination. The DAQ09033 air handler is rated at 90,000 BTU/h nominal cooling capacity. The outdoor unit uses a two-stage tandem compressor design to provide cooling operation at different compressor stages. Actual system capacity and performance depend on the approved indoor and outdoor equipment combination, operating conditions, airflow, refrigerant charge, and installation quality. Confirm the applicable certified performance data when specifying this equipment pairing.

Two-Stage Compressor Technology for Commercial Cooling Performance

The DC6TE09030 outdoor condensing unit features a two-stage tandem compressor design that allows the system to operate at different cooling stages according to demand. This design supports more adaptable cooling operation for commercial environments with varying thermal loads. The unit has a published EER rating of 12.3 and uses R-32 refrigerant. Additional features include a high-efficiency copper-tube and aluminum-fin condenser coil, brass liquid and suction service valves, high- and low-pressure switches, and a factory-installed filter drier. These components support heat transfer, refrigerant-system protection, and routine service procedures.

16.4 IEER Efficiency for Commercial Operation

The Daikin DC6TE09030 carries a published Integrated Energy Efficiency Ratio (IEER) of 16.4 and an Energy Efficiency Ratio (EER) of 12.3 in the manufacturer's rated combination. IEER evaluates commercial air conditioning efficiency across multiple operating conditions and part-load scenarios, making it useful when assessing equipment intended for buildings with changing cooling demands. The system's two-stage compressor design provides different levels of cooling output to accommodate varying loads. Actual energy consumption depends on building occupancy, outdoor conditions, thermostat settings, duct design, maintenance, and operating schedules. SEER2 and EER2 ratings are not listed in the referenced DC6TE09030 submittal and should not be inferred from its IEER and EER values.

Split System Design for Flexible Commercial Installation

The split system configuration separates the DC6TE09030 outdoor condensing unit from the DAQ09033 indoor air handler, allowing the equipment to be positioned according to building layout and installation requirements. The outdoor unit is factory charged for 15 feet of refrigerant piping and has published liquid and suction service valve connections of 5/8 inch and 1-1/8 inches, respectively. The specified outdoor unit supports a maximum total refrigerant piping length of 150 feet and a maximum vertical separation of 25 feet. Additional refrigerant charge is specified at 1.54 ounces per foot, subject to the manufacturer's piping and charging instructions. The DAQ09033 air handler features a reinforced, galvanized-steel cabinet with horizontal and vertical condensate pans. Refrigerant piping, clearances, additional charge, and equipment compatibility must be verified against the current Daikin installation documentation before installation.

Airflow, Controls & Indoor Comfort

The DAQ09033 commercial air handler features two direct-drive, 5-speed blower motors and two thermal expansion valves for refrigerant metering. Its copper-tube and aluminum-fin coils support heat transfer, while the built-in filter rack accommodates an included 2-inch filter. The unit's dual-motor configuration provides airflow adjustment flexibility for compatible commercial duct systems. The air handler also incorporates an R-32 leak mitigation system designed for the refrigerant application. Compatible thermostat and control equipment must be selected according to the approved indoor and outdoor equipment combination and Daikin's installation requirements. Proper airflow setup, refrigerant charging, and control configuration are essential for achieving reliable cooling performance.

Commercial Applications and Installation Flexibility

The Daikin DC6TE09030 / DAQ09033 is intended for suitable commercial ducted cooling applications requiring a nominal 7.5-ton-class split system. Potential applications include appropriately sized offices, retail buildings, educational facilities, restaurants, and other commercial spaces with compatible cooling loads and ductwork. The two-stage compressor design supports changing cooling demands, while the separate indoor and outdoor equipment allows flexibility in equipment placement. Both the DC6TE09030 and DAQ09033 require 208/230V, 60Hz, three-phase electrical service. The outdoor unit has a minimum circuit ampacity of 38.7 A and maximum overcurrent protection of 50 A. The air handler has a published minimum circuit ampacity of 15.5 A and maximum overcurrent protection of 20 A. Confirm all electrical values against the equipment nameplates and applicable installation instructions before installation.

Service & Maintenance Features

The DC6TE09030 outdoor unit includes high- and low-pressure switches, brass refrigerant service valves, and a factory-installed filter drier. Its steel louver coil guard protects the condenser coil, while the galvanized-steel cabinet and sound-control top are designed for commercial equipment service conditions. The DAQ09033 air handler features a heavy-gauge, reinforced galvanized-steel cabinet, fiberglass blanket insulation, horizontal and vertical condensate pans, and removable access panels to facilitate servicing. The built-in filter rack includes a 2-inch filter. Routine maintenance should include filter inspection and replacement, indoor and outdoor coil cleaning, condensate drainage checks, electrical connection inspection, and verification of refrigerant charge and airflow by qualified service personnel. All R-32 refrigerant work must follow Daikin's applicable installation and safety requirements.

Warranty

The Daikin DC6TE commercial split air conditioner series includes a 5-Year Parts Limited Warranty. Online registration must be completed within 60 days of installation to receive the 5-Year Parts Limited Warranty where registration is required by applicable law. Additional limitations and exclusions apply, and warranty conditions may vary by jurisdiction. Consult the applicable Daikin warranty certificate and product documentation to confirm coverage and registration requirements for the DC6TE09030 and DAQ09033 equipment combination.

Recommended Accessories

• Compatible Commercial Thermostat or Controller – Select a control compatible with the DC6TE09030 two-stage cooling system and the DAQ09033 air handler configuration.
• Outdoor Equipment Pad or Structural Support – Provides suitable support for the outdoor condensing unit according to the installation location and manufacturer's requirements.
• Electrical Disconnect – Select appropriately rated disconnects for the outdoor unit and air handler based on their respective nameplates and applicable electrical codes.
• Refrigerant Line Set – Select compatible refrigerant piping with 5/8-inch liquid and 1-1/8-inch suction connections, following Daikin's line-sizing, piping-length, and charging requirements.
• Commercial Duct Transitions and Connectors – Select appropriately sized duct transitions and connections to match the DAQ09033 air handler and the building's duct design.
• Replacement 2-Inch Air Filter – Use a compatible filter sized for the DAQ09033 built-in filter rack.
• Condensate Drain Components – Select compatible drain piping, traps, and fittings for the air handler's 3/4-inch condensate connection and the installation requirements.

High-Efficiency Commercial Cooling with the Daikin DC6TE09030 / DAQ09033

Experience dependable commercial cooling with the Daikin DC6TE09030 / DAQ09033 split system air conditioner. Combining a nominal 7.5-ton-class outdoor condensing unit with a commercial air handler featuring two direct-drive, 5-speed blower motors, this system offers two-stage tandem compressor technology, R-32 refrigerant, a published 16.4 IEER rating, and service-friendly equipment construction. Designed for compatible commercial ducted applications, it provides a flexible split system configuration for projects requiring substantial cooling capacity and three-phase electrical service.