AO Smith DRE-120 30kW 208V 3PH Commercial Electric Water Heater
The AO Smith DRE-120 Gold Series is a powerful, large-capacity commercial electric water heater designed for demanding applications. With a 120-gallon tank and a 30 kW input at 208 volts and three-phase power, this model is ideal for facilities needing a consistent hot water supply, such as restaurants, hospitals, and manufacturing environments. The DRE-120 features AO Smith’s durable glass-lined tank, providing corrosion resistance and long-lasting performance, meeting ASME construction standards and pressure-tested to withstand up to 150 PSI.
This model includes six heavy-duty, incoloy-sheathed heating elements, each with low-watt density to prevent scale buildup, supporting long-term efficiency and performance. The heater offers a fast recovery rate of approximately 410 gallons per hour at a 30°F temperature rise, ensuring rapid hot water replenishment.
Key Features:
- Capacity: 120 gallons, suitable for high-demand commercial use
- Heating Power: 30 kW with six 5,000-watt elements, all individually fused for added safety
- Construction: Glass-lined steel tank with baked enamel exterior for durability
- Recovery Rate: Provides up to 410 gallons per hour at a 30°F rise, supporting consistent hot water availability
- Safety Features: Includes factory-installed temperature and pressure relief valve, dual anode rods for corrosion protection, and manual reset high-temperature cutoff per element
- Temperature Range: Adjustable thermostat from 120°F to 180°F for optimal flexibility
Installation is made easier with a factory-installed terminal block, and its compact but robust design includes foam insulation to reduce standby heat loss
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