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  • December 18, 2023 at 4:55 pm #3720
    Rachel Martinez
    Participant

    Hello everyone, I have a Siemens HFPT-11 fire alarm device that needs to be replaced. Can anyone recommend a suitable replacement? I’m considering options like OH921 or FDT421. Looking for expert advice. Thanks!

    December 18, 2023 at 4:55 pm #3721
    Khris James
    Moderator

    Greetings, Based on your requirements, both the OH921 and FDT421 are suitable replacements for the Siemens HFPT-11. They offer similar features and compatibility. You can choose either of them based on your specific needs and preferences. If you have any more questions, feel free to ask!

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