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The Gentex GN-503 Series combination photoelectric smoke and carbon monoxide alarm utilizes both photoelectric and electrochemical sensing technology. The product complies with UL 217, UL 2034, NFPA 72 and NFPA 720. The GN-503 Series has 120VAC/9VDC battery back-up and features Dualink and push-button functionality test.
Content Category: Fire Safety/Protection