ZB4BS944

ZB4BS944 – Harmony XB4, Emergency stop head, switching off, metal, red mushroom Ø40, Ø22, trigger latching key release Schneider Electric This Harmony XB4, Emergency stop 40mm mushroom red button head operates with a latched key-to-release (key no.455) mechanism. This emergency stop / shutdown button head, is easily combined with contact blocks and installed into standard 22mm diameter cut-outs and connected with simple screw-clamp connections. It is clearly distinguishable visually at a distance thanks to a clear color and a prominent 40mm mushroom shape. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP66 / IP67 / IP69 / IP69K. It has a metal bezel, this makes it Ideal for applications requiring high impact and vibration resistance. It is designed to fit in a standard 22mm cutout, ensuring compatibility when installing in pre-existing machinery. Secure machine and system operation with a key, only available to authorized operators. Its wide range of operating temperatures from -40°C to 70°C allows versatility in usage of product. Harmony XB4, Emergency stop head, switching off, metal, red mushroom Ø40, Ø22, trigger latching key release ZB4BS944 – Harmony XB4

ZB4BS944 – Harmony XB4, Emergency stop head, switching off, metal, red mushroom Ø40, Ø22, trigger latching key release Schneider Electric is a Schneider Electric product designed for professional electrical, automation, and infrastructure applications.

This product forms part of the Harmony range and is suitable for installers, contractors, panel builders, maintenance teams, and buyers looking for reliable Schneider Electric components with proven performance and compatibility.

Technical Specifications

• Brand: Schneider Electric
• Series: Harmony
• IP Rating: IP66

Key Features

• Part of the Harmony range
• IP66 ingress protection

Applications

• Industrial automation
• Commercial electrical installations
• Control and protection systems
• Infrastructure and maintenance projects

Browse Related Categories

Timers & Control Relays | Plug – in Relays | Pushbuttons and Selector Switches

Explore genuine Schneider Electric solutions for dependable installation quality, long service life, and compatibility across related systems and accessories.