@user_a7c404 Replacement Visonic MCT-427 SMA smoke detectors are typically available through third-party marketplaces such as eBay and security alarm equipment vendors. Be sure to verify the exact model number (MCT-427 SMA) and compatibility with your Xfinity Home system before purchasing. You can also contact the company via email at info@visonic.com. Please let me know if you need additional assistance.
XfinityCarolyn
Official Employee
•
478 Messages
20 days ago
@user_a7c404 Replacement Visonic MCT-427 SMA smoke detectors are typically available through third-party marketplaces such as eBay and security alarm equipment vendors. Be sure to verify the exact model number (MCT-427 SMA) and compatibility with your Xfinity Home system before purchasing. You can also contact the company via email at info@visonic.com. Please let me know if you need additional assistance.
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