• Safety surface-mounted socket, 4 mm diameter, contact-protected, gold-plated brass with solder connection.
• For installation into switch-panels and equipment-chassis of 1-4mm thickness.
• Connects with safety test leads.

List of compatible systems und Product groups:

• 4 mm system / Measuring leads
• 4 mm system / Plugs
• 4 mm sliding sleeve system / Measuring leads
• 4 mm sliding sleeve system / Plugs
• 4 mm safety system / Measuring leads
• 4 mm safety system / Plugs