The EL440AS1(TU)-G with 1 Form A(SPST-NO) 1.18V 400V 20O 120mA AC,DC DIP-4 Solid State Relays – MOS Output (PhotoMOS) ROHS is a device manufactured by Everlight. This relay is a 4-pin, MOS output device that has an operating voltage range of 1.18V to 400V, a resistance of 20O, and can handle a minimum of 120mA AC/DC. The EL440AS1(TU)-G is a Surface Mountable, RoHS compliant device and is suitable for automotive, industrial, and computer applications.