Simplex 4905-9925 Adapter Plate
Combine a Simplex visible notification appliance (strobe) with a compatible audible notification appliance.
Mounted below the audible appliance (often required with large diameter bells that extend upward from the striking mechanism).
Mounted above the audible appliance. Compatible Simplex strobes are available with the following features:
Intensity is available as 15 Cd, 30 Cd, or 110 Cd
Strobes have red housings with white “Fire” lettering
Refer to data sheet S4904-0008 for additional strobe information
Strobes and audible notification appliances are ordered separately
Two versions are available:
4905-9921 is for semi-flush mounting on 4”
(102 mm) square electrical boxes
4905-9925 is for surface mounting on Simplex 2975-9145 boxes
Modular design allows the strobe to be paired with a variety of audible notification appliances to suit local requirements.
Simplex 4905-9925 Adapter Plate
Standard Simplex 4903 series audible/visible appliances combine high-intensity strobes with integral horns and speakers. For special applications requiring bells, chimes, or other audible notification appliances. These modular adapters allow a separate 4904 series visible notification appliance. Mounted on the same electrical box as the required audible notification appliance.
Model 4905-9921 is for semi-flush mount using standard 4” square electrical boxes.
Model 4905-9925 is for surface mount using the Simplex 2975-9145 box.
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