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High-quality 135°F (57°C) fixed temperature detector with Rate of Rise
• Compatible with NAPCO Express & Gemini series GEM-RECV Series supervised
receivers
• Circuitry transmits an alarm signal upon alarm condition, generates an hourly
supervisory test signal to the receiver - and monitors and annunciates low battery
• Coding switches not required
• Powered by one 3 Volt Lithium battery (supplied)
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