Stiebel Eltron 239217 Tempra 29 Trend Whole House Electric Tankless Water Heater
28.8 kW • 240/208V • Maximum-Capacity Whole-House Tankless Performance with Intelligent Control
The Stiebel Eltron Tempra 29 Trend (Part #239217) is a top-tier, high-output whole house electric tankless water heater engineered to deliver exceptional flow capacity, precise temperature stability, and industry-leading efficiency. Designed for 240/208V applications, this model is built to handle demanding, multi-fixture hot water loads in larger homes and commercial environments—without the limitations of traditional tank systems.
Intelligent Self-Modulating Technology
At the core of the Tempra 29 Trend is advanced microprocessor-controlled self-modulating technology, which continuously adjusts power consumption based on real-time flow rate and incoming water temperature. This ensures the unit delivers only the energy required to maintain the set temperature, optimizing efficiency while maintaining consistent performance.
The result is stable, reliable hot water output, even when multiple fixtures are in use or demand fluctuates.
Maximum Output for High-Demand Applications
With a maximum output of 28.8 kW at 240V (21.6 kW at 208V), the Tempra 29 Trend is one of the most powerful units in the Tempra Trend lineup. It is designed to support simultaneous use across multiple fixtures, delivering:
- High temperature rise in cold water conditions
- Strong flow performance across showers, sinks, and appliances
- Reliable hot water during peak demand periods
The tankless design provides endless hot water with no recovery time, ensuring continuous performance when it matters most.
Energy Efficiency Without Standby Loss
Operating at up to 99% efficiency, the Tempra 29 Trend converts nearly all incoming electricity into usable hot water. By eliminating standby heat loss, it offers:
- Lower energy consumption
- Reduced utility costs
- Improved overall system efficiency
This makes it a highly efficient alternative to traditional storage water heaters.
Precision Digital Temperature Control
A front-facing digital temperature display allows for precise control of output temperature. The system maintains consistent temperature delivery regardless of flow variations, ensuring reliable comfort and performance throughout the system.
Compact, Space-Saving Design
Despite its high output capacity, the Tempra 29 Trend features a compact, wall-mounted design that requires no venting. This allows for flexible installation in utility rooms, closets, or tight mechanical spaces while maximizing usable floor space.
Durable Construction and Long-Term Reliability
Built with a high-quality copper heating system, the Tempra 29 Trend is engineered for durability and long-term performance. It includes advanced safety and reliability features such as:
- Overheat protection
- Self-monitoring electronics
- Durable, impact-resistant housing
- Minimal maintenance requirements
This robust construction ensures dependable operation in demanding residential and commercial environments.
Technical Specifications
- Power: 28.8 kW (240V) / 21.6 kW (208V)
- Voltage: 240/208V
- Amperage: ~120A (240V)
- Maximum Flow Rate: Up to ~5.0–5.5+ GPM (depending on conditions)
- Temperature Range: Adjustable up to 140°F
- Connections: 3/4" NPT
- Efficiency: Up to 99%
- Electrical Requirement: Typically 3 dedicated breakers
- Compact wall-mounted design
Installation & Electrical Requirements
The Tempra 29 Trend requires a high-capacity electrical configuration, typically including multiple dedicated breakers and sufficient service capacity. Installation should be performed by a licensed professional to ensure compliance with local codes and optimal system performance.
The unit is UL listed, CSA compliant, and lead-free certified, ensuring safe and code-compliant operation.
Get the Best Price at ProDryers
When specifying a maximum-capacity whole-house tankless water heater, choosing the right supplier is critical. ProDryers is a trusted source for Stiebel Eltron products, offering expert guidance and competitive pricing.
Buy the Stiebel Eltron Tempra 29 Trend (239217) 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 high-performance tankless solution engineered for your most demanding hot water applications.
