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Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup

SKU: SC2-W01-T

The First Alert® SC2-W01 Hardwire Combination Smoke & Carbon Monoxide Alarm provides detection against both threats and is equipped with a battery backup for coverage during power outages. With an included quick‑connect plug, installation is easy, and user-friendly alert features keep your home's fire safety simple.

  • SoftCue™ Replacement Reminders provide proactive low battery and alarm end-of-life warnings to reduce disruptive alarm chirpss
  • Easy-read LED lights help simplify safety alerts and alarm maintenance needs
  • Equipped with a backup battery to provide continuous detection during power outages
  • Interconnect multiple alarms together so when one sounds, all sound
  • Includes optional easy-fit mounting plate to help avoid repainting or cover existing ceiling marks during installation
  • Precision Detection™ technology reduces cooking nuisance alarms while providing early warning in the event of a fire emergency
  • Works with the SC5 Smart Smoke & CO Alarm. Add one to create a connected safety system - when one sounds, they all sound with mobile alerts.
First Alert

Hardwire Combination Smoke & Carbon Monoxide Alarm With Battery Backup

SKU: SC2-W01-T
Product Overview

Product Overview

Reliable 2-in-1 detection

The First Alert® SC2-W01 Hardwired Combination Smoke & Carbon Monoxide Alarm delivers reliable detection against both fire and dangerous carbon monoxide gas. Designed with Precision Detection™ technology, it helps reduce nuisance cooking alarms while providing early warning in the event of an emergency. A built-in battery backup ensures continuous detection during power outages.

Easy to install and connect

Installation is simple thanks to the included quick-connect plug and optional easy-fit mounting plate that attaches to the bracket to help cover existing paint marks. Interconnect with other compatible alarms, so when one sounds, they all sound for whole-home alerts. View manual for all compatible models. Plus, it works seamlessly with the SC5 Smart Smoke & CO Alarm to deliver mobile alerts across your connected safety system.

User-friendly safety alerts

Combo alarm has a large test button for easy, regular testing, along with easy-read LED lights that clearly communicate alarm status and maintenance needs. SoftCue™ Replacement Reminders provide low-battery and end-of-life alerts, because alarms don’t last forever, helping reduce disruptive chirping.

Features

Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup

Precision Detection Image Advanced Sensing Technology Early Warning Less Nuisance

Reduce disruptive alarm chirps

SoftCue™ Replacement Reminders provide proactive low-battery and alarm end-of-life warnings with a soft tone chirp to help avoid disruptions.

Precision Detection Image Advanced Sensing Technology Early Warning Less Nuisance

Easy-read LED lights

Light indicators make it easy to understand safety alerts and identify maintenance needs like battery replacements. See product manual for the complete LED guide.

Connect with SC5 Smart Smoke & CO Alarm for smart alerts

Add one SC5 alarm to create a smart and connected fire and CO safety system in your home. When one sounds, they all sound with mobile alerts.

Shop smart alarm

Specifications

Model SC2-W01
Type Combination Smoke & Carbon Monoxide Alarm
Sensor Type Photoelectric; Electrochemical
Sensor Information Smoke particles of varying number and size are produced in all fires. For maximum protection, use both ionization and photoelectric sensing technologies. Ionization alarms are generally more sensitive to fast flaming fires and photoelectric alarms are generally more sensitive to smoldering fires.
Battery Type AA Alkaline
Number of Batteries 2
Battery Replaceable Yes
Battery Backup Yes
Sound Level 85dB at 10 feet
Replaces Model SMICO100-AC
Product Height 1.76 in
Product Length 5.2 in
Product Width 5.2 in
Product Weight 0.6 lb
Features End-of-Life Warning; Battery Backup; Precision Detection; Hardwire Quick Connect Plug Included; Hardwire Interconnectivity
UPC Number 194160017364
Approvals and Standards Conforms to UL 217 10th Edition Standard; Conforms to STD UL2034
Warranty 10 Years Limited