Square D Harmony ZB4B Series Base and Light Module — 120/240V
The Square D ZB4BV6120 is a Harmony series base and light module for 22mm pushbutton and pilot light assemblies. Rated for 120/240V operation with screw clamp terminals accepting 22 to 16 AWG wire, it provides a reliable foundation for indicator light installations in control panels and operator interface stations.
Product Details
- Series: Harmony ZB4B
- Product Type: Base and Light Module
- Voltage: 120/240V
- Wire Range: 22 to 16 AWG
- Connection Type: Screw Clamp
- Terminal Torque: 0.8 Nm
- Model: ZB4BV6120
- UPC: 78590140609
Applications
Used in control panel assemblies for 22mm pushbutton stations, pilot lights, and selector switch base configurations. The screw clamp terminals and 120/240V rating make it compatible with standard North American and international control circuit voltages in industrial and commercial automation panels.



