"BALLAST CONTROL CONSOLE SWITCH MA-3L-A
AC-12 220V 2A (Res) DC-30V 2A (Res)"
"BALLAST CONTROL CONSOLE SWITCH ONP OW
LAS2 3A/220VAC DC24V"
"TIME SWITCH FOR REFRIGERATING PROVISION PLANT
"
"ISOLATED DC/DC CONVERTOR
MAKER: SHANG HAI YITAI INSTRUMENTS CO,LTD"