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Autonics
SFDL-MCA-M20
Safety Door Lock Switch, Mechanical Lock/Solenoid Release, 4-Contact (Not Connected), Lock: 1NC/1NO, Door: 1NC/1NO, M20 Gland Port Size, Terminal Type, IP67 (Except Head)
$140.00$140.00 -
$71.94$71.94 -
Pizzato
SR AD42ALK-A01N
Safety Coded Magnetic Sensor with Actuator, Right Output, 1NC/1NO Contacts (with Door Closed), Integrated M8 4-Pole Connector, Complete with Actuator SM A01N (5m Actuation Distance), Technopolymer Housing, IP67/69K
$57.33$57.33 -
$55.63$55.63 -
$72.30$72.30 -
$111.36$111.36 -
$373.13$373.13 -
$610.75$610.75 -
$256.87$256.87 -
Euchner
084159
Safety Switch, TP4-2131A024MC1787, *Actuator Sold Separately (See Accessories Tab Below)
$285.42$285.42 -
Available Now! 
$894.19$894.19 -
$894.19$894.19
Safety switches are the gatekeepers that prevent operation under unsafe conditions.
They make sure safety criteria are met before machine start-up or to continue running which minimizes or prevents risk.