Lot of 2 ESL 449CST 4wire Smoke Detector Start Price USD 39.00 Current Price USD 39.00 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Friday, October 10, 2008 End Time Wednesday, October 15, 2008 Location Coconut Creek, FL See more about 'Lot of 2 ESL 449CST 4wire Smoke Detector' Description This bid is for 2 NEW-ESL 449CST   Smoke Detector, 449CST, The 449 series self-diagnostic, 4-wire smoke detectors continually monitor their own sensitivity and operational status, and provide a visual trouble indication if they drift out of sensitivity range or fail internal diagnostics.The 449 series is easily cleaned by replacing the proprietary fieldreplaceable optical chamber. All models are designed to reduce false alarms from dust, insects, RFI and external light.An integral combination rate-of-rise and fixed 135°F (57°C), 50-foot rated, heat sensor is available with all “T” model detectors.The 449CSRH includes an isolated alarm output for heat and activates an internal non-latching sounder (local alarm) for smoke.   Standard Features Intelligent, self-diagnostics On-site maintenance alert Field replaceable optical chamber Low-profile design Plug-in terminal block Advanced false alarm immunity Place a Bid!