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        D273 Photoelectric Smoke and Smoke and Heat Detectors

        Smoke/heat (135°F) detector, 4-wire

        CTN: D273TH | Product No.: 4.998.140.338
        Discontinued
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        [{"images":[{"format":"300Wx300H","url":"https://resources-boschsecurity-cdn.azureedge.net/public/images/large/ProductPhoto_Web_all_2700670731.jpg","srcsetWidth":300,"isVideo":false}],"thumbnails":[{"format":"96Wx96H","url":"https://resources-boschsecurity-cdn.azureedge.net/public/images/small/ProductPhoto_Web_all_2700670731.jpg","srcsetWidth":96,"isVideo":false}],"zooms":[{"format":"515Wx515H","url":"https://resources-boschsecurity-cdn.azureedge.net/public/images/xlarge/ProductPhoto_Web_all_2700670731.jpg","srcsetWidth":515,"isVideo":false}]}] [] Smoke/heat (135°F) detector, 4-wire

        Technical Specification

        Key Specifications

        Current consumption (mA) 0.1 – 18 mA
        Material Plastic (ABS)
        Operating temperature (°C) 0 – 41 °C
        Accessories
        Invented for life
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