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Model: RTS451. Pulled from a working system during a professional fire alarm panel upgrade. Unit has beentested for LED and function using compatible System Sensor detectors. Type: Remote Test Annunciator / Remote Test Switch.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.