Circular Connector; Body Material:Aluminum Alloy; Series:MS3110; Number of Contacts:41; Connector Shell Size:20; Connecting Termination:Solder; Circular Shell Style:Wall Mount Receptacle; Circular Contact Gender:Socket 40kV HIGH VOLTAGE ISOLATOR WITH PHOTOTRANSISTOR or PHOTODARLINGTON OUTPUT ceramic package 40kV HIGH VOLTAGE ISOLATOR WITH PHOTOTRANSISTOR or PHOTODARLINGTON OUTPUT/ ceramic package 40kV HIGH VOLTAGE ISOLATOR WITH PHOTOTRANSISTOR or PHOTODARLINGTON OUTPUT, ceramic package