Siemens (PAD-4-MB) Notification Appliance Extender Main Board Only



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PAD-4 – main board only

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Siemens Notification Appliance Extender PAD-4-MB (main board only)  500-650217

If you are in need of a new main board for your Siemens system, you can count on the team at Life Safety Consultants. We offer a wide range of Siemens replacement parts and accessories, including the Siemens Notification Appliance Extender PAD-4-MB  (500-650217).

If you have any questions about this main board replacement part, call Life Safety Consultants at (888) 557-0558 or email us at

Additional information

Weight3 lbs
Dimensions6 × 6 × 6 in


Part Type

Appliance Extender, Power Extender Panel


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