SL-180

 0
SL-180:Without door position detection output SL-180R:With door position detection output (500mA:N.C. / N.O.)

SL-200

 0
SL-200S:Without indicator lights SL-200: With indicator and lock status output SL-200T:With delay and door open push button functions (stand-alone and do not need to connect with access control unit)

SL-350

 0
SL-350S SL-350A:w/Door Positions