Siemens MSI-20B Manual Fire Alarm Box (dual action)The Siemens MSI 20B is a dual action intelligent addressable manual fire alarm pull station. The MSI 20B is designed for use with Siemens' MXL, IXL ICON 1 and XL3 control panels. This product is for use with the DPU or FPI 32 Programmer Tester device.

31/2" octagon

power supply

Note: comes with MN-FVPB1 polymer bracket

SmartSync two-wire control compatible

Four Tiers

Strobe Wire Guard

Indicators/UI: Selectable LED polling indication

MCS-COP3 is an intelligent

This highly constructed enclosure meets various installation requirements including deterring moisture from entering the enclosures

The Wheelock ELSPKR is an Eluxa high fidelity wall speaker for indoor emergency communications and fire alarm voice applications

- Terminals for easy wiring

- Wiring terminals accept 22–12 AWG conductors