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

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.