Description
High-Capacity Heating and Cooling Gas/Electric Packaged Rooftop Unit for Light Commercial Applications
The Daikin DSG1203DH00001S is a 10-ton commercial gas/electric packaged rooftop unit designed to provide reliable year-round heating and cooling for light commercial buildings. Combining 240,000 BTU/h high-stage gas heating input with 116,000 BTU/h of cooling capacity, this all-in-one rooftop system helps deliver dependable comfort while simplifying installation and preserving valuable indoor space.
Key Benefits
- 14.8 IEER / 11.2 EER Cooling Efficiency – Helps provide efficient cooling performance for larger light commercial comfort applications.
- Two-Stage Gas Heating – Provides high- and low-stage heating operation to help match heating output to changing comfort requirements.
- Two Individually Circuited Scroll Compressors – Provides staged cooling operation with separate refrigeration circuits for dependable performance.
- Direct-Drive Supply Fan – Provides dependable airflow while eliminating belt-driven fan maintenance.
- Packaged Rooftop Configuration – Combines heating and cooling components in one outdoor unit to help preserve valuable indoor space.
- Durable Galvanized-Steel Cabinet – Provides a durable outdoor enclosure designed for dependable rooftop installation.
- Factory-Wired and Tested – Helps support efficient installation, commissioning, and start-up.
- Accessible Service Design – Accessible service components and filter sections help simplify routine maintenance.
Two-Stage Gas Heating for Reliable Comfort
The integrated gas furnace provides 240,000 BTU/h high-stage heating input and 194,400 BTU/h high-stage heating output, with 180,000 BTU/h low-stage heating input and 145,800 BTU/h low-stage heating output. Two-stage gas heating helps match heating output to changing comfort requirements. The heating section uses seven burners and a tubular heat exchanger and is designed to provide dependable gas heating performance in a self-contained rooftop configuration.
116,000 BTU/h Cooling Performance
The cooling system provides 116,000 BTU/h of nominal cooling capacity with a 14.8 IEER and 11.2 EER efficiency rating. The system uses R-32 refrigerant and two individually circuited scroll compressors to provide staged cooling operation. Separate refrigeration circuits support dependable cooling performance for larger light commercial spaces during warm-weather operation.
Efficient Performance with Direct-Drive Operation
With a 14.8 IEER and 11.2 EER efficiency rating, the DSG1203DH00001S is designed to provide efficient commercial cooling performance. The direct-drive indoor fan provides dependable airflow without the belts and pulleys associated with traditional belt-driven blower systems, while the two individually circuited scroll compressors provide staged cooling operation.
Packaged Rooftop Design for Flexible Installation
The packaged rooftop configuration combines the gas furnace, compressors, coils, indoor fan, and controls into a single outdoor unit, helping simplify equipment placement and preserve valuable indoor space. Daikin packaged rooftop units are designed for new construction and retrofit applications and are built to be direct replacements for most rooftop units without the need for a curb adapter. The DSG1203DH00001S uses a 208/230-volt, three-phase, 60 Hz electrical supply and measures 93 3/4 inches wide by 60 3/8 inches deep by 54 5/8 inches high.
Controls & Comfort
The DSG1203DH00001S uses a factory-installed controls package and two individually circuited scroll compressors to provide staged cooling operation. Two-stage gas heating provides high- and low-stage operation, while the direct-drive indoor fan supports dependable airflow throughout the conditioned space.
Commercial Applications
The Daikin DSG1203DH00001S is designed for larger light commercial rooftop applications where dependable gas heating and electric cooling are required from a single packaged system. Its 10-ton capacity, high-capacity two-stage gas heating section, two-circuit cooling system, direct-drive supply fan, and packaged rooftop configuration make it well suited for applications such as retail spaces, offices, restaurants, schools, warehouses, and other larger commercial buildings.
Service & Maintenance
The DSG1203DH00001S is designed with service accessibility in mind, including accessible service components and filter sections. The two individually circuited refrigeration systems provide separate cooling circuits for service flexibility, while factory wiring and testing help support commissioning and start-up. The direct-drive indoor fan eliminates belt and pulley maintenance associated with belt-driven blower systems.
Warranty
The Daikin DSG1203DH00001S includes a 20-year heat exchanger limited warranty and a 5-year parts limited warranty. Complete warranty terms and conditions are subject to the applicable Daikin warranty documentation.
Recommended Accessories
- Compatible Daikin Roof Curb – DSG Series 7.5–12.5 Ton Accessory
- Outdoor Thermostat with Housing for Gas Models
- Compatible Downflow Square-to-Round Adapter – DSG Series Accessory
- Compatible Horizontal Square-to-Round Adapter – DSG Series Accessory
- Compatible Economizer – DSG Series 7.5–12.5 Ton Accessory
High-Capacity Year-Round Comfort with the Daikin DSG1203DH00001S
Experience reliable year-round commercial comfort with the Daikin DSG1203DH00001S. Combining two-stage gas heating and efficient 116,000 BTU/h electric cooling with two individually circuited scroll compressors in one direct-drive packaged rooftop system, this 10-ton unit provides a practical, space-saving solution for larger light commercial applications.
Packaged Unit Buyers Guide
- How packaged units work for residential and commercial use
- The different types of packaged units
- Figuring out the right size unit for your needs
- The importance of a custom curb adapter
- And much more!
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