Stiebel Eltron 202649 DHC 4-3 Classic Electric Tankless Water Heater
4.5 kW • 277V • Commercial-Grade Point-of-Use Performance for Single Sink Applications
The Stiebel Eltron DHC 4-3 Classic (Part #202649) is a compact, high-efficiency point-of-use electric tankless water heater engineered specifically for commercial environments utilizing 277V electrical systems. Designed for single sink applications, this unit delivers instant, continuous hot water with improved temperature rise and reliable performance, making it an ideal solution for demanding installations.
Purpose-Built for 277V Commercial Applications
The DHC 4-3 Classic is designed to operate on 277V power, commonly found in office buildings, schools, healthcare facilities, and institutional settings. This allows for seamless integration into commercial electrical infrastructure while maintaining efficient operation and manageable amperage requirements.
With a 4.5 kW heating capacity, the unit delivers enhanced temperature rise, ensuring consistent hot water performance even in environments with colder incoming water temperatures.
Reliable On-Demand Tankless Operation
This unit utilizes a flow-activated heating system, instantly heating water as it flows through the unit. By eliminating standby heat loss, the DHC 4-3 Classic ensures that energy is used only when hot water is needed, resulting in improved efficiency and reduced operating costs.
The system is optimized for low-flow fixtures, making it ideal for handwashing sinks and other point-of-use applications.
Compact Design for Flexible Installation
The DHC 4-3 Classic features a compact, wall-mounted design that allows installation directly at the point of use, typically under or near the sink. This reduces heat loss through piping and delivers near-instant hot water.
Its small footprint makes it suitable for tight installation spaces, including cabinets and utility areas, while still providing commercial-grade performance.
Proven Heating Technology and Durability
The unit is constructed with a copper-sheathed heating element housed within a copper cylinder, ensuring efficient heat transfer and long-lasting durability. The internal design helps prevent dry firing and supports consistent performance over time.
Built-in safety and reliability features include:
- High-limit safety switch with manual reset
- Flow-activated operation for efficient energy use
- Durable, impact-resistant housing
These components are engineered to provide dependable operation in demanding commercial environments.
Technical Specifications
- Power: 4.5 kW
- Voltage: 277V
- Amperage: ~17A
- Minimum Activation Flow: ~0.43 GPM
- Typical Application Flow Rate: ~0.50–0.75 GPM
- Maximum Pressure: 150 PSI
- Connections: 1/2" NPT
- Compact wall-mounted design
Its compatibility with 277V systems and enhanced heating capacity makes it ideal where consistent performance and efficiency are required.
Installation & Compliance
The DHC 4-3 Classic is designed for straightforward installation with standard plumbing connections and a compact footprint. It requires a dedicated 277V circuit and must be installed by a licensed professional in accordance with local codes.
The unit is UL listed, CSA compliant, and lead-free certified, ensuring safe and compliant operation in regulated environments.
Get the Best Price at ProDryers
When specifying a commercial-grade tankless water heater, choosing the right supplier matters. ProDryers is a trusted source for Stiebel Eltron products, offering expert guidance and competitive pricing.
Buy the Stiebel Eltron DHC 4-3 Classic (202649) today at the best available price, or request a custom quote for bulk or project pricing.
Contact ProDryers now to secure expert support, aggressive pricing, and a dependable point-of-use tankless solution tailored to your application.
