The 260-CO carbon monoxide (CO) detector is an accurate and reliable means of alerting building occupants of potentially dangerous levels of CO in the protected area. The internal electro-chemical sensor communicates with a sophisticated on-board microprocessor that accurately tracks CO levels over time.

Standard Features
  • 10-Year End-of-Life Signal
  • SafeTest™ Feature — Functional Test w/Spray of Real CO Gas
  • Advanced Electro-chemical Sensing Technology
  • Wiring Option Activates Sounders of All Connected Detectors when Any One of Them Goes into Alarm
  • Deep Housing w/Plenty of Room for Wiring
  • UL 2075 Compliant
  • Transmits Sensor End-of-Life to the Supervising Panel and Central Station if the System is Monitored
  • CO Sensitivity Conforms to UL 2034 Requirements
  • Built-in Trouble/Power Supervision Relay
  • Self-diagnostics Keep the Device Operating Optimally Throughout its Service Life
  • 12 or 24VDC Operation and 150mA Form C Relay
  • Large SEMS Terminals Ease Wiring Installation 14 to 22 AWG
  • One-touch TEST/HUSH Button Simplifies Local Operation
  • Integrated 85 dBa Temporal-4 Sounder for Local Notification
  • On-board LED Provides Local Alarm and Trouble Indication
  • Inconspicuous Footprint and Attractively Contoured Design
  • Adapter Plate Simplifies Replacing 240-COe Detectors
Ordering Information


Mounting Plate. Adapts 250-CO to 240-COe Footprint, White, 5-Pack


Carbon Monoxide (CO) Detector, 12 or 24VDC, 10-Year End-of-Life Signal, Built-in Sounder, Tandem Operation, UL 275 and 234 Compliant, Hush/Test Button



Polarity Reversal Relay. 24VDC for Use w/Two- or 4-Wire Smoke Detectors. 1 Circuit. Enables Any Control Panel to Trip All ESL Sounder Smoke Detectors On a Loop When Alarm is Detected. UL Listed. CSFM

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