Description
Product Summary
The Daikin DHG0481DH00001S is a 4-ton high efficiency gas/electric packaged rooftop unit from the Daikin DHG Series 3-6 Ton lineup, built for cooling with natural gas heating on light commercial buildings. It is factory charged with low-GWP R-32 refrigerant and wired for 208-230/1/60 power.
Key ratings include a rated cooling capacity of 46,000 BTU/h, efficiency of 16.4 SEER2 / 12.2 EER2, 140,000 BTU/h of gas heating input (113,400 BTU/h output). Electrical requirements are 36.9 A minimum circuit ampacity and 60 A maximum overcurrent protection. It suits contractors, facility managers and building owners replacing or adding rooftop equipment.
Key Features
- R-32 Refrigerant: Lower global warming potential refrigerant, factory charged and tested.
- Scroll Compression: 2-stage scroll compressor for reliable, quiet operation.
- Gas Heat: 140,000 BTU/h input natural gas heat with WrinkleBend heat exchanger technology.
- Direct-Drive Supply Fan: Direct-drive indoor fan for simple airflow setup and efficient operation.
- Durable Cabinet: Galvanized steel cabinet with powder-paint finish for rooftop corrosion resistance.
- Service Access: Draw-through filter section and accessible, weatherproof control box.
- Factory Wired: Single-point power entry, factory wiring and run testing speed up commissioning.
Specifications
| Model Number | DHG0481DH00001S |
|---|---|
| Brand / Series | Daikin DHG Series 3-6 Ton (High Efficiency) |
| Unit Type | Gas/Electric Packaged Rooftop Unit |
| Nominal Capacity | 4 Tons |
| Rated Cooling Capacity | 46,000 BTU/h |
| SEER2 | 16.4 |
| EER2 | 12.2 |
| Gas Heating Input (High Fire) | 140,000 BTU/h |
| Gas Heating Output | 113,400 BTU/h |
| Heating Efficiency | 81% AFUE |
| Compressor | 2-stage scroll compressor |
| Refrigerant | R-32 (factory charged) |
| Supply Fan | Direct drive, standard static |
| Nominal Airflow | 1,460 CFM |
| Electrical | 208-230/1/60 |
| Minimum Circuit Ampacity (MCA) | 36.9 A |
| Maximum Overcurrent Protection (MOP) | 60 A |
| Shipping Weight | 705 lb |
| Manufacturer Warranty | 5 Years Parts, 20 Years Heat Exchanger, limited commercial warranty |
Ideal Applications
- Retail stores and strip centers
- Restaurants and quick-service kitchens
- Offices and professional buildings
- Schools, churches and community buildings
- Light industrial and warehouse spaces
- Replacement of existing light commercial rooftop units
Frequently Asked Questions
What size is the Daikin DHG0481DH00001S?
It is a nominal 4-ton unit with a rated cooling capacity of 46,000 BTU/h. Have a load calculation done to confirm the size for your building.
What refrigerant does it use?
It uses R-32 and ships factory charged. Service technicians should use R-32 rated tools and recovery equipment.
What power supply does it need?
This model is built for 208-230/1/60 power, with 36.9 A MCA and 60 A MOP.
How much gas heat does it provide?
It has a 140,000 BTU/h high-fire input with 113,400 BTU/h output. Propane conversion and high-altitude kits are sold separately.
What accessories are available?
Daikin offers roof curbs, economizers, power exhaust, hail guards, dampers and thermostats for this cabinet. Contact HVAC365 to match the right accessories.
White Paper
- Daikin DHG 3-6 Ton Spec Sheet (Part 1)
- Daikin DHG 3-6 Ton Spec Sheet (Part 2)
- Daikin DHG 3-6 Ton Spec Sheet (Part 3)
- Daikin DHG 3-6 Ton Spec Sheet (Part 4)
- Daikin DHG 3-6 Ton Spec Sheet (Part 5)
- Daikin DHG 3-6 Ton Spec Sheet (Part 6)
- Daikin DHG 3-6 Ton Spec Sheet (Part 7)
- Daikin DHG 3-6 Ton Spec Sheet (Part 8)
- Daikin DHG 3-6 Ton Spec Sheet (Part 9)
- Daikin DHG 3-6 Ton Spec Sheet (Part 10)
- Daikin DHG 3-6 Ton Spec Sheet (Part 11)
- Daikin DHG 3-6 Ton Installation Manual (Part 1)
- Daikin DHG 3-6 Ton Installation Manual (Part 2)
- Daikin DHG 3-6 Ton Installation Manual (Part 3)
- Daikin DHG 3-6 Ton Installation Manual (Part 4)
- Daikin Light Commercial High Efficiency Warranty
