Electronic – this grounding connector for devices called

connectorgroundingidentification

I need to find the grounding connector/socket (male) like in the photo for my device, but cannot find what it is exactly called or if it is rather something custom-made.

Photo of connector

Best Answer

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POAG Potentialausgleich (German: Potential Equalization)

POAG connectors are used for connecting items together for grounding and potential equalisation purposes, often in hospital and laboratory environments, and there is a European standard: DIN 42801, recognised worldwide.