First Alert BRK SC6W10 Hardwired Smoke and CO Alarm, 10-Year Battery Backup

First Alert BRK SC6W10 Hardwired Smoke and CO Alarm, 10-Year Battery Backup Hardwired 120 VAC combination photoelectric smoke and electrochemical carbon monoxide alarm with a sealed 10-year lithium battery backup. Interconnects with up to 18 compatible alarms (12 of which can be smoke alarms), including the First Alert SC5 smart alarm. Conforms to UL 217 10th Edition and UL 2034. Key Features Photoelectric smoke sensor and electrochemical CO sensor, 10-year service life Sealed 10-year lithium battery backup - no battery replacements for the life of the alarm 120 VAC hardwired with plug-in connector Interconnect up to 18 alarms (12 smoke alarms max); works with most hardwired First Alert and BRK alarms Interconnect with First Alert SC5 smart alarm for app alerts and remote monitoring SoftCue replacement reminders LED indicators for alarm, power and replace-device status Latching feature and silence feature Self-diagnostics with malfunction warning; end-of-life signal Two tamper-resistant locking pins Gasketless base with wide rotation range for alignment Standardized mounting bracket and optional trim ring Specifications Sensors Photoelectric smoke + electrochemical CO Power 120 VAC @ 60 Hz, 0.7 A Battery backup 10-year sealed lithium Alarm dimensions 5.2 in dia. x 1.76 in H Weight 0.46 lb (208.65 g) Audio alarm 85 dB at 10 ft (3 m) Interconnect Yes - up to 18 alarms, 12 of which can be smoke alarms CO alarm points 400 PPM: 4-15 min; 150 PPM: 10-50 min; 70 PPM: 60-240 min; no alarm at constant 30 PPM for 30 days Operating temperature 40-100 °F (4.4-38 °C) Humidity range 20-95% RH non-condensing (agency compliance 93% max) Standards UL 217 10th Ed., UL 2034 5th Ed.; meets CSFM, NFPA 72 and ICC requirements In the Box SC6W10 smoke/CO alarm Standardized mounting bracket Trim ring (optional use) AC wiring connector (shown in manufacturer contents photo) Mounting screws and anchors (shown in manufacturer contents photo) Related Models SC6W10-CP (6-pack) First Alert SC5 smart smoke & CO alarm (interconnect) SM6W01 (hardwired smoke-only) Replaces: SMICO105-AC, SMICO110-AC, SMCO110V-AC Specifications taken from the manufacturer's published literature. Manufacturer specifications are subject to change without notice.