Ansul 428311 Alarm Initiating Switch, SPDT

The Ansul 428311 Alarm Initiating Switch is a reliable and essential component for fire suppression systems, designed to activate an external alarm or monitoring device when the system is discharged. Featuring a Single-Pole, Double-Throw (SPDT) switch configuration, this device provides flexible wiring options for a variety of monitoring applications.

Built for compatibility with Ansul fire suppression systems, the 428311 switch is typically mounted to the releasing mechanism and actuated when the system is triggered. It plays a key role in notifying building occupants or connecting systems such as fire alarm control panels or remote monitoring units of a discharge event.

Key Features:

• SPDT (Single-Pole, Double-Throw) configuration for versatile circuit integration

• Designed for use with Ansul fire suppression system releasing mechanisms

• Enables connection to remote alarms or control panels

• Durable and reliable for consistent performance in critical moments

• Compact design for easy installation