The LC81 system include one LC8 control
board, internal Hand/Off/Auto Switch per LC8, terminal blocks and one or two 20A switching relays housed in a NEMA1 hinged door enclosure.
The LC82
system includes two LC8 control boards, expanded to
include on door illuminated HOA switch, fused input
power, and room for other options such as 24hr
time-clock or additional 20A power circuits housed in a
larger NEMA1 enclosure.