Simplex 562-943 (0562943) Mapnet LI Class A Signal Board Srlsp Model OP921 is UL 268

Model OP921 is UL 268 7th edition listed incorporating advanced built-in ISOtechnologyTM - True Class-X SLC operation (use is optional)

and simplified installation

This module is commonly used in Simplex 4100 systems where additional power capacity or replacement power supply modules are required

The Wheelock Exceder Series incorporates high reliability and high efficiency optics to minimize current draw allowing for a greater number of appliances on the notification appliance circuit

City Module W/O Disconnect

Simplex 562-943 (0562943) Mapnet LI Class A Signal Board Srlsp Model OP921 is UL 268Simplex 562 943 (0562943) Mapnet LI Class A Signal Board