System Sensor B110LP is a 2-wire base for use with 100 Series smoke detectors.
System Sensor COSMOD2W 2-wire Smoke CO Detector Interface Module
Interlogix 2-wire Smoke Detector - Zions Security Alarms
D263 Bosch 2 wire Smoke Detector - Obsolete Radionics
United Technologies Corp. 21006377-N AC Wire-In Carbon Monoxide and Smoke Alarm
System Sensor COSMO-2W 2-wire Smoke CO Detector Combo
Kidde KN-COB-IC (900-0120) (21006406) AC Wire-In Carbon Monoxide Alarm w/ Alkaline Battery Back-up
Kidde Smoke & Carbon Monoxide Detector, Hardwired Interconnect, Combination Smoke & CO Alarm with Battery Backup, Voice Alerts, 2 Pack - Amazon.com
CMD5B1000 CO Detector 5% 2 wire 4-20mA output - Edgemont Precision Rebuilders, Inc.
RV Safe Carbon Monoxide and Propane Gas 2-Wire Alarm, Black | Camping World
Co Gas Detector, 12/24V, 2-Wire, Sounder, Remote LED Output (400-002) - China Gas Detector, Gas Leak Detector | Made-in-China.com
System Sensor Carbon Monoxide & Smoke Detection COSMO-2w 2 Wire i4 | eBay
COSMO-2W - Honeywell System Sensor Hardwired 2-Wired i4 Smoke and Carbon Monoxide Detector
Kidde Battery Operated Smoke and Carbon Monoxide Combination Detector with Wire-Free Interconnect and Voice Alarm 21027448 - The Home Depot
System Sensor Round Carbon Monoxide Gas Detector 4-Wire 12/24V with Real Test CO1224TR - AlarmLiquidators.com
Kidde Smoke Detector, 10-Year Battery, Photoelectric Sensor Wire-Free Interconnect Smoke Alarm, Voice Alert, White, 2 Count - Amazon.com
2 Wire Conventional Optical Smoke Detector for Fire Alarm
Combo CO/LP Alarm - 2 Wire - White RVCOLP-2W – United RV
First Alert Brk Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
Combo CO/LP Alarm - 2 Wire - Black RVCOLP-2B – United RV
System Sensor COSMO-2W 2-wire Smoke CO Detector Combo
System Sensor Carbon Monoxide & Smoke Detection COSMO-2w 2 Wire i4 | eBay
Universal Security Instruments Recalls Combination Photoelectric Smoke & Carbon Monoxide Alarms Due to Risk of Failure to Alert Consumers to Hazardous Levels of Carbon Monoxide | CPSC.gov
Kidde i12010SCO - Combination Smoke & CO Alarm, Lithium Battery Backup
