Genuine Navien factory-manufactured PCB controller board for all CH series combination boiler + tankless water heaters
List of compatible Navien heaters
CH-180, CH-180-ASME, CH-210, CH-210-ASME, CH-240, CH-240-ASME
Navien description: PCB B/D KDC-323-5M CH HIGHTEMP
Alternate part number: KDC-323-5M. Old Part Numbers: 30000180A, NACR1GS32301
FAQs (Frequently Asked Question)
Q1: Do I need to hire a plumber or electrician to install this or can I do it myself?
A1: Navien requires that this part be installed by a licensed professional, and not necessarily by a Navien certified installer, to maintain the warranty. Navien does not include instructions with this item.
Installation Help and Recommendations
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