- MTL 3021 SOLENOID/ALARM DRIVERRequest a QuoteMTL 3021 SOLENOID/ALARM DRIVERMADE BY MTL INSTRUMENTS LTDA PRODUCT FROM MTLMTL 3000 SERIES200 MAMTL 3021SOLENOID/ALARM DRIVER, IICUMAX: OUT 28VIMAX: OUT 93MAUM = 250VMAX AMB TEMP 60°CCL I, DIV.1. GPS A,B,C,D;CL II, DIV. 1 GPS. E, G; CL III, DIV. 1.VM=250V RMS.SUPPLY: 20 TO 35V DCWEIGHT: 200 GM MADE IN INDIA CONDITION: USED WITHOUT BOX