Electrode holder for a powder spray gun

The invention relates to a spray coating device for a coating powder containing a powder duct, an electrode support mounted in the downstream end zone of the powder duct, an electrically insulating, integral tubular segment constituting a segment of the powder duct, and an electric contactor for setting up contact between a high-voltage conductor and an electric connecting line running through the electrode support to at least one high-voltage electrode supported by the electrode support. A spray coating device for coating powder, comprising an electrode support () fitted with an electrically insulating tubular segment () running at least 1.5 cm from an electric contactor () into a powder duct ().