This retrofit card was designed by SMA for use with SB****-US, SB****US-12 and SB****TLUS-12 inverters. It allows communication (in RS485 protocol) between the inverter and the Sunny Webbox or 3rd party monitoring system.
RS485 Card for Legacy Sunny Boy Inverters
SMA RS485 card for legacy Sunny Boy inverters
|Dimensions (inchs)||9 x 6 x 2|
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