Regarding the detailed information of ball float liquid level switch ,please contact with me by e-mail . NAME :UQK-300 Ball Float Liquid Level SwitchMain Technical parameters: Measuring range: 0~6000mmBasic error: ±10mmContactor capacity: AC 100VA, DC100VA(Ex- proof only for 24V)Max.voltage: 500VMax. current: 1ANominal pressure: 1.6MPaNominal diameter: DN150Ambient temperature: -20~80°COperation ...