Sol-Ark TX-12K-A transmitters are part of the Rapid Shutdown Line, they are located inside Sol-Ark 12K-2P-N inverters.
Provides the permission-to-operate powerline communication (PLC) signal when paired with Sol-Ark O900-80V or any other SunSpec RSD Certified module-level power electronic devices to provide rapid shutdown system compliance as per 2017 & 2020 NEC 690.12 specifications. This Transmitters can be installed in existing Sol-Ark 12K previously commissioned.
No need to install cores for Power Line Communication (PLC), TX-12K-A has the transmitter built into the MPPT board of the Sol-Ark 12K.