SEFCO INTERTRADE CO.,LTD.
บริษัท เซฟโก้ อินเตอร์เทรด จำกัด
SSM 24-6 Series Alarm Bells
• Approved for indoor or outdoor (with WBB backbox) use.
• Low current draw.
• High dB output.
• Three sizes available: 6" (15.24 cm), 8" (20.32 cm), and 10" (25.40 cm) diameter.
• 24 VDC models; polarized for use with supervision circuitry.
• Bells mount directly to standard 4" (10.16 cm) square electrical box.
