Panasonic end switches az7 115v dc 250v ac 10a panasonic az7144cej the panasonic 10a end switch with short one way roller is a limit switch that offers great mechanical strength while remaining compact and lightweight equipped with a high efficiency coil spring switching mechanism for long life and large overtravel ot with great shock absorption this switch also has two threaded holes with an attachment pitch of 254mm panasonic end switch az7144cej short one way roller 115v dc 250v