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Nov 24, 2020 - 05:17 AM
I reached out to MTI and they said the replacement for the SA-668 would be the SA-775, linked below.
https://www.rvupgradestore.com/safe-t...
https://www.rvupgradestore.com/safe-t...
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Nov 24, 2020 - 05:17 AM
View all MTI Industry SA-866 Safe-T-Alert Photoelectric RV Smoke Alarm Questions & Answers
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