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Press Releases
July 07, 2025

Navien Launches Revolutionary WEC Series: The Industry’s First Tankless Electric Whole-House Water Treatment System

Irvine, CA – July 7, 2025 - Navien, a leader in advanced water heating and water treatment technology, proudly announces the launch of its groundbreaking WEC Series, the first-of-its-kind tankless electric, salt-free point-of-entry water treatment system designed to deliver cleaner, softer water throughout the home without salt, brine discharge, or ion exchange media.

The WEC Series sets a new standard in residential water treatment, combining advanced engineering and cutting-edge design to drastically reduce total dissolved solids (TDS), water hardness, and other contaminants, while protecting plumbing systems from scale and mineral buildup. With a sleek, compact appliance-style footprint, the WEC represents a new generation of whole-house water solutions engineered for performance, efficiency, and environmental responsibility.

 

"With the WEC Series, Navien continues its legacy of pushing boundaries in home comfort technology, offering homeowners a smarter and cleaner way to enjoy treated water from every tap," said TH Kim, CEO of Navien, Inc. “It’s more than just a water treatment system. It’s a reimagining of how clean water should be delivered: efficiently and without compromise.”

Available in two models, the WEC400 and WEC600, the series boasts a range of advanced engineering features, including:

  • Salt-free, tankless, compact appliance-style design
  • Certified 94% scale reduction (IAPMO R&T Z601)
  • NSF/ANSI Certified for 42, 61-G, and 372 standards
  • Proprietary Navien Dual Electrodeionization (NDI) modules
  • NaviLink Lite™ smart connectivity included
  • Advanced digital control panel
  • 10-micron sediment pre-filter & 1-micron carbon block post-filter
  • Automatic Clean-In-Place (CIP) self-cleaning technology
  • Up to 85% recovery rate and continuous, on-demand treatment
  • Limited parts warranty: 5 years (registered), 3 years (non-registered); 1-year labor

The WEC Series has already received international acclaim, earning a prestigious 2023 Red Dot Design Award and being named a 2024 IDEA Awards Featured Finalist for excellence in innovation and product design. For more information about the WEC Series or to find a Navien distributor near you, please visit www.navieninc.com.


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