Tagged: FSP-851R, Replacement This topic has 1 reply, 2 voices, and was last updated 11 months, 1 week ago by Khris James. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts December 18, 2023 at 3:13 pm #3706 Andrew JohnsonParticipant Hello everyone, I have a Notifier FSP-851R fire alarm device that needs to be replaced. Looks obsolete. Can anyone recommend a replacement for it? December 18, 2023 at 3:14 pm #3707 Khris JamesModerator Certainly, the Notifier FSP-951R is a suitable replacement for your FSP-851R device. It offers similar features and compatibility, making it a seamless upgrade for your existing system. Feel free to reach out if you need further assistance! Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In