This cable is required to cascade and common vent NPE, NPE-2, NPN, NCB-E, NCB-H, NFC, NFC-H, NFB, NFB-H, NFB-C, NHB-110, and NHB-150 models. The cable comes with a 90-day manufacturer's warranty from date of purchase.
- The Navien Ready-Link cascade cable provides a way of communication between multiple units for increased hot water output
- Allows the connection of up to 16 units for a maximum output of 3.2 million BTUs
- Compatible for use with residential and commercial applications