The Schneider Electric XB4BS9445 is a red 40 mm mushroom-head emergency stop push-button from the Harmony XB4 range, designed for 22 mm panel mounting in industrial control and signalling applications. It features a latching action with key release and is supplied with 1 NC and 1 NO contact blocks.

• Reference: XB4BS9445
• Range: Harmony XB4
• Model: Zamak
• Product type: Emergency stop push-button
• Actuator colour: Red
• Actuator (mushroom head) diameter: 40 mm
• Panel mounting diameter: 22 mm
• Latching function: Key release
• Contacts: 1 NC + 1 NO
• Body/fixing collar material: Chromed metal