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Tempra 20 Plus

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Premium performance backed by proven German engineering.

  • Proven Reliability — Engineered and manufactured in Germany by the world leader in tankless electric water heating.
  • Unlimited Hot Water — Delivers an endless supply on demand, without recovery time or performance drop-offs.
  • Space-Saving Sleek Design — Compact, wall-mounted profile frees up valuable floor space.
  • No Venting Required — Easy installation anywhere in the home with no gas venting or exhaust needed.
  • 7-Year / 3-Year Warranty — Backed by a 7-year limited warranty on leakage and a 3-year warranty on parts.
  • Exclusive Advanced Flow Control™ — Patented German technology (DE 3805441 C2 and others) automatically maintains your desired temperature during peak demand.

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Premium Tankless Technology

Advanced Flow Control Electric Tankless Water Heater

Engineering the future of wellbeing, one innovation at a time

Revolutionary Technology

As we step into our second century, we carry forward a legacy of innovation that began in 1924. The Tempra 20 Plus represents the pinnacle of tankless water heating technology.

  • Advanced Flow Control™ — Exclusive German-patented technology automatically maintains your desired hot water temperature even during periods of high demand.
  • Self-Modulating Technology — Continuously monitors incoming water temperature, flow rate, and output temperature for maximum efficiency.
  • Constant Temperature Output — Multiple sensors ensure steady output even when flow rates vary.
  • Unlimited Hot Water — Long showers and multiple consecutive uses without waiting for recovery time.
  • Space-Saving Design — Compact wall-mounted unit frees valuable floor space.
  • German Engineering Excellence — Built in Germany with over 100 years of engineering tradition.

 

Technical Specifications

Engineered for whole-house applications in regions with incoming water temperature above 60°F.

  • 19.2 kW — Maximum Power Output
  • 3.75 GPM — Maximum Flow Rate
  • 99% — Energy Efficiency
  • 240V — Electrical Requirement
  • 80A — Total Amperage (2×40A)
  • 16.1 lbs — Unit Weight
  • ¾" NPT — Water Connections
  • 7 Years — Limited Warranty

Why Choose Tempra 20 Plus?

  • Save on Energy Bills — Up to 34% savings on water heating costs with zero standby losses. Self-modulating technology ensures minimum electricity usage at all times.
  • Maximize Living Space — Reclaim valuable floor space with a wall-mounted design. Ideal for closets, utility rooms, or anywhere space is at a premium.
  • Environmental Impact — Lower footprint with recyclable components, reduced raw materials, and elimination of standby energy waste.
  • Easy Installation — Often cheaper installation than conventional tanks. No venting required, seismic-proof construction, and flexible placement options.

 Tempra 20 Plus garage installation rendering

7 years against leakage / 3 year against defects in workmanship & materials. See warranty for details.

ETL Intertek Listed C US

Conforms to UL Std. 499. Certified to CAN/CSA Std. C22.2 No. 64.

Tested & Certified Independently by WQA C US

Tested and Certified by Water Quality Association against NSF/ANSI/CAN 372 for lead free compliance.

New Made in Germany Final Assembly in U.S.A.

Made in Germany with final assembly in U.S.A.

ISO 9001 Certified

ISO 9001 Quality Management Certified

 

Tempra 20 Plus vs. Traditional Tank

Category Tempra 20 Plus (Tankless) Traditional Tank
Hot Water Supply Unlimited, on-demand Limited to tank size
Energy Efficiency 99% efficient; no standby losses Standby losses
Space Required Compact wall-mounted Bulky footprint
Maintenance Minimal Regular flushing & anode checks
Warranty 7-year limited 6–12 years (varies)

Customer Experiences

"My basement flooded and my Tempra was under 7 feet of water for three days. After drying it out, it STILL WORKS!" — Satisfied Homeowner

"I LOVE my Tempra Plus water heater! I save on electricity and the performance is outstanding." — Portland, OR Resident

"Water gets sufficiently hot for all purposes. Performs exactly as advertised." — Daniel Bertrand

 

Excellence isn't a destination; it's a continuous journey. Every innovation serves one purpose: enhancing the quality of life for generations to come.