Schneider standard complete body/contact assembly and light block. Fixing Collar is made up of Zamak alloy and has 2 silver alloy contacts (1NO+1NC). This light block has a rated supply voltage of <=250V AC.

• · This Harmony XB4, light block with body/fixing collar isoperates with BA9s bulb.
• · It has 1 x NO + 1 x NC contacts and a metal body and is compatible with Harmony XB4 pilot lights.
• · This light block allows fast and easy replacement and configuration of your signaling units.
• · It is easily installed and replaced on compatible illuminated push button or selector switch units via clip together assembly and connected with simple screw-clamp connections.
• · It enables visual distinction of signaling units via illumination by connected with BA9s bulb.
• · Mechanical durability: 5000000 cycles
• · Electrical durability: 1000000 cycles
• · Ambient temperature: -40 to 70°C
• · Vibration resistance 5gn
• · Shock resistance: 30-50gn