First Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup - 3 Pack 3-Pack Precision Detection SMICO100-AC
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MSRP: $150.81
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The SMICO100-AC Interconnect Hardwire 2-in-1 Smoke & CO Alarm with Battery Backup utilizes First Alert's Precision Detection technology and meets new industry standards. Easily install and interconnect multiple alarms together to create an alarm system throughout your home.
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Average Price
$23.15
Min Price
$1.00
Max Price
$48.65
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Current bidFirst Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup - 3 Pack 3-Pack Precision Detection SMICO100-AC
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Current bidFirst Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup - 3 Pack 3-Pack Precision Detection SMICO100-AC
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Current bidFirst Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup - 3 Pack 3-Pack Precision Detection SMICO100-AC
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Current bid
First Alert SMICO105-AC, Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with 10-Year Battery Backup, 3-Pack
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Current bidRecently Sold
first alert smico100-ac interconnect hardwire combination smoke & carbon monoxide alarm with battery backup - 3 pack 3-pack precision detection smico100-ac
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Final priceEnded Mar 31, 2026
first alert smico100-ac interconnect hardwire combination smoke & carbon monoxide alarm with battery backup - 3 pack 3-pack precision detection smico100-ac
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Final priceEnded Mar 10, 2026
first alert smico100-ac interconnect hardwire combination smoke & carbon monoxide alarm with battery backup - 3 pack 3-pack precision detection smico100-ac
Strongsville - Drake Rd$29.88
Final priceEnded Feb 17, 2026
first alert smico100-ac interconnect hardwire combination smoke & carbon monoxide alarm with battery backup - 3 pack 3-pack precision detection smico100-ac
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Final priceEnded Feb 17, 2026
first alert smico100-ac interconnect hardwire combination smoke & carbon monoxide alarm with battery backup - 3 pack 3-pack precision detection smico100-ac
Cincinnati - School Road$16.00
Final priceEnded Feb 16, 2026
first alert smico100-ac interconnect hardwire combination smoke & carbon monoxide alarm with battery backup - 3 pack 3-pack precision detection smico100-ac
Strongsville - Drake Rd$26.88
Final priceEnded Feb 15, 2026
first alert smico105-ac, interconnect hardwire combination smoke & carbon monoxide alarm with 10-year battery backup, 3-pack
Louisville - Intermodal Dr.$11.48
Final priceEnded Feb 06, 2026
first alert smico100-ac interconnect hardwire combination smoke & carbon monoxide alarm with battery backup, 6-pack 6-pack precision detection smico100-ac
Strongsville - Drake Rd$31.00
Final priceEnded Feb 05, 2026
first alert smico100-ac interconnect hardwire combination smoke & carbon monoxide alarm with battery backup, 6-pack 6-pack precision detection smico100-ac
Louisville - Intermodal Dr.$48.65
Final priceEnded Feb 05, 2026
Compare with Amazon
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MSRP: $150.81