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$32.99, Dec 1 - Dec 17 $28.20, Dec 19 9:19 am $24.11, Dec 22 - Dec 29 $31.20, Dec 31 5:59 am $31.14, Jan 1 - Jan 3 $31.20, Jan 4 - Jan 5 $32.99, Jan 6 - Jan 21 $30.53, Jan 23 5:14 am $30.40, Jan 24 - Jan 25 $30.37, Jan 26 - Jan 29 $30.55, Feb 1 12:21 am $30.70, Feb 2 - Feb 4 $30.74, Feb 5 - Feb 6 $31.40, Feb 7 - Feb 12 $31.99, Feb 14 - Feb 18 $31.97, Feb 19 2:13 am $32.18, Feb 21 - Feb 22 $32.37, Feb 23 5:07 pm $32.32, Feb 25 - Feb 26 $32.17, Feb 27 - Mar 1 $32.69, Mar 3 - Mar 7 $32.77, Mar 8 - Mar 9 $32.99, Mar 10 - May 13 $32.99, May 3 - May 13 $32.99, Mar 10 - May 13 $22.69, May 3 - May 19 $31.25, May 14 8:46 am $30.52, May 14 8:46 am $22.69, May 3 - May 19 $30.72, May 17 2:15 am $25.50, May 15 - May 26 $22.69, May 3 - May 19 $30.65, May 18 - May 21 $25.50, May 15 - May 26 $22.69, May 3 - May 19 $30.77, May 21 - May 26 $25.50, May 15 - May 26 $20.57, May 20 - Jun 11 $32.39, May 28 - Jun 3 $25.50, May 28 - Jun 3 $20.57, May 20 - Jun 11 $32.62, Jun 4 - Jun 5 $25.50, Jun 4 - Jun 7 $20.57, May 20 - Jun 11 $30.25, Jun 7 - Jun 10 $25.50, Jun 8 3:47 pm $20.57, May 20 - Jun 11 $30.25, Jun 7 - Jun 10 $29.99, Jun 9 - Jun 10 $20.57, May 20 - Jun 11 $29.75, Jun 12 - Jun 17 $25.50, Jun 14 - Jun 19 $19.19, Jun 12 - Oct 23 $28.74, Jun 19 - Jun 21 $28.49, Jun 19 7:33 pm $19.19, Jun 12 - Oct 23 $28.50, Jun 21 - Jun 25 $25.50, Jun 20 - Jun 22 $19.19, Jun 12 - Oct 23 $28.50, Jun 21 - Jun 25 $28.25, Jun 23 - Jun 24 $19.19, Jun 12 - Oct 23 $28.23, Jun 25 - Jun 28 $25.50, Jun 25 - Jun 26 $19.19, Jun 12 - Oct 23 $31.26, Jun 29 - Jun 30 $25.50, Jun 28 - Jul 1 $19.19, Jun 12 - Oct 23 $31.02, Jul 1 - Jul 2 $30.52, Jul 2 10:53 pm $19.19, Jun 12 - Oct 23 $30.76, Jul 4 - Jul 6 $30.49, Jul 5 - Jul 6 $19.19, Jun 12 - Oct 23 $30.52, Jul 7 10:58 pm $30.25, Jul 7 10:58 pm $19.19, Jun 12 - Oct 23 $30.76, Jul 9 - Jul 14 $30.49, Jul 10 9:56 am $19.19, Jun 12 - Oct 23 $30.76, Jul 9 - Jul 14 $25.50, Jul 11 - Jul 12 $19.19, Jun 12 - Oct 23 $30.76, Jul 9 - Jul 14 $30.49, Jul 14 6:12 am $19.19, Jun 12 - Oct 23 $31.26, Jul 16 5:22 pm $30.52, Jul 16 5:22 pm $19.19, Jun 12 - Oct 23 $32.99, Jul 18 - Jul 23 $25.50, Jul 23 3:05 pm $19.19, Jun 12 - Oct 23 $32.78, Jul 24 - Jul 28 $32.49, Jul 24 - Jul 28 $19.19, Jun 12 - Oct 23 $32.27, Jul 29 11:04 pm $31.99, Jul 29 12:11 am $19.19, Jun 12 - Oct 23 $32.78, Aug 3 - Aug 4 $25.50, Aug 1 - Aug 8 $19.19, Jun 12 - Oct 23 $32.79, Aug 5 - Sep 3 $25.50, Aug 1 - Aug 8 $19.19, Jun 12 - Oct 23 $32.79, Aug 5 - Sep 3 $30.52, Aug 9 - Aug 10 $19.19, Jun 12 - Oct 23 $32.79, Aug 5 - Sep 3 $25.50, Aug 11 - Aug 19 $19.19, Jun 12 - Oct 23 $32.79, Aug 5 - Sep 3 $30.52, Aug 20 - Aug 22 $19.19, Jun 12 - Oct 23 $32.79, Aug 5 - Sep 3 $25.50, Aug 23 - Aug 24 $19.19, Jun 12 - Oct 23 $32.79, Aug 5 - Sep 3 $30.52, Aug 27 - Aug 28 $19.19, Jun 12 - Oct 23 $32.79, Aug 5 - Sep 3 $25.50, Aug 30 2:55 am $19.19, Jun 12 - Oct 23 $32.79, Aug 5 - Sep 3 $30.52, Sep 3 11:02 pm $19.19, Jun 12 - Oct 23 $32.78, Sep 5 - Sep 11 $25.50, Sep 5 - Sep 7 $19.19, Jun 12 - Oct 23 $32.78, Sep 5 - Sep 11 $30.52, Sep 8 - Sep 11 $19.19, Jun 12 - Oct 23 $32.78, Sep 14 - Sep 28 $25.50, Sep 12 - Sep 15 $19.19, Jun 12 - Oct 23 $32.78, Sep 14 - Sep 28 $30.52, Sep 19 - Sep 22 $19.19, Jun 12 - Oct 23 $32.78, Sep 14 - Sep 28 $25.50, Sep 23 - Sep 24 $19.19, Jun 12 - Oct 23 $32.78, Sep 14 - Sep 28 $30.52, Sep 25 - Oct 1 $19.19, Jun 12 - Oct 23 $32.99, Sep 30 - Oct 10 $30.52, Oct 13 - Oct 18 $19.19, Jun 12 - Oct 23 $32.78, Oct 19 3:12 am $25.50, Oct 19 - Oct 20 $19.19, Jun 12 - Oct 23 $32.99, Oct 20 - Oct 28 $25.50, Oct 19 - Oct 20 $19.19, Jun 12 - Oct 23 $32.99, Oct 20 - Oct 28 $30.52, Oct 21 - Oct 22 $19.19, Jun 12 - Oct 23 $32.99, Oct 20 - Oct 28 $30.52, Oct 25 - Oct 28 $18.42, Oct 25 - Nov 22 $32.78, Oct 31 1:59 am $25.50, Oct 31 1:59 am $18.42, Oct 25 - Nov 22 $32.99, Nov 2 - Nov 12 $30.52, Nov 2 - Nov 5 $18.42, Oct 25 - Nov 22 $32.99, Nov 2 - Nov 12 $25.50, Nov 9 - Nov 12 $18.42, Oct 25 - Nov 22 $32.98, Nov 14 - Nov 25 $27.20, Nov 17 - Nov 22 $18.42, Oct 25 - Nov 22 $32.98, Nov 14 - Nov 25 $30.52, Nov 25 - Nov 26 $14.99, Nov 23 - Jan 6 $32.80, Nov 26 - Dec 1 $27.20, Nov 30 12:24 pm $14.99, Nov 23 - Jan 6 $32.78, Dec 2 - Dec 20 $30.52, Dec 1 - Dec 3 $14.99, Nov 23 - Jan 6 $32.78, Dec 2 - Dec 20 $27.20, Dec 6 - Dec 7 $14.99, Nov 23 - Jan 6 $32.78, Dec 2 - Dec 20 $30.52, Dec 8 3:59 pm $14.99, Nov 23 - Jan 6 $32.78, Dec 2 - Dec 20 $27.20, Dec 9 - Dec 12 $14.99, Nov 23 - Jan 6 $32.78, Dec 2 - Dec 20 $29.14, Dec 14 - Dec 20 $14.99, Nov 23 - Jan 6 $32.99, Dec 29 - Mar 14 $24.99, Dec 29 - Jan 18 $14.99, Nov 23 - Jan 6 $32.99, Dec 29 - Mar 14 $24.99, Dec 29 - Jan 18 $14.48, Jan 7 2:49 am $32.99, Dec 29 - Mar 14 $24.99, Dec 29 - Jan 18 $13.09, Jan 9 12:57 am $32.99, Dec 29 - Mar 14 $24.99, Dec 29 - Jan 18 $11.25, Jan 12 12:18 am $32.99, Dec 29 - Mar 14 $24.99, Dec 29 - Jan 18 $10.16, Jan 14 7:28 am $32.99, Dec 29 - Mar 14 $24.99, Dec 29 - Jan 18 $9.19, Jan 16 1:47 am $32.99, Dec 29 - Mar 14 $24.99, Dec 29 - Jan 18 $14.99, Jan 16 - Mar 10 $32.99, Dec 29 - Mar 14 $32.50, Jan 19 - Mar 17 $14.99, Jan 16 - Mar 10 $32.99, Dec 29 - Mar 14 $32.50, Jan 19 - Mar 17 $17.72, Mar 11 - Mar 14 $32.99, Apr 26 - Apr 29 $32.99, Apr 30 - Jun 8 $17.72, Mar 11 - Mar 14 $32.99, Apr 30 - Jun 8 $32.49, May 10 - May 17 $17.72, Mar 11 - Mar 14 $32.99, Apr 30 - Jun 8 $28.33, May 19 - Aug 17 $17.72, Mar 11 - Mar 14 $31.34, Jun 10 - Jun 12 $28.33, May 19 - Aug 17 $17.72, Mar 11 - Mar 14 $29.77, Jun 14 - Jun 18 $28.33, May 19 - Aug 17 $17.72, Mar 11 - Mar 14 $28.33, May 19 - Aug 17 $28.28, Jun 20 - Jan 6 $17.72, Mar 11 - Mar 14 $28.28, Jun 20 - Jan 6 $17.72, Mar 11 - Mar 14 $28.28, Jun 20 - Jan 6 $17.11, Sep 12 3:43 am $28.28, Jun 20 - Jan 6 $15.46, Sep 14 2:48 am $28.28, Jun 20 - Jan 6 $13.98, Sep 16 2:23 am $28.28, Jun 20 - Jan 6 $13.15, Sep 18 2:01 am $28.28, Jun 20 - Jan 6 $15.96, Sep 22 1:09 am $28.28, Jun 20 - Jan 6 $17.60, Sep 24 1:17 am $28.28, Jun 20 - Jan 6 $19.32, Sep 26 1:38 am $28.28, Jun 20 - Jan 6 $21.23, Sep 28 1:00 am $28.28, Jun 20 - Jan 6 $22.29, Sep 30 - Oct 2 $28.28, Jun 20 - Jan 6 $22.91, Oct 4 4:23 am $28.28, Jun 20 - Jan 6 $23.37, Oct 6 6:30 am $28.28, Jun 20 - Jan 6 $23.86, Oct 8 8:38 am $28.28, Jun 20 - Jan 6 $24.04, Oct 10 - Nov 24 $28.28, Jun 20 - Jan 6 $23.33, Nov 27 5:36 am $28.28, Jun 20 - Jan 6 $23.72, Nov 29 2:35 pm $28.28, Jun 20 - Jan 6 $23.73, Dec 2 1:48 am $28.28, Jun 20 - Jan 6 $23.64, Dec 4 1:47 pm $28.28, Jun 20 - Jan 6 $23.10, Dec 7 1:11 am $28.28, Jun 20 - Jan 6 $23.02, Dec 9 3:52 pm $28.28, Jun 20 - Jan 6 $24.04, Dec 12 - Dec 14 $28.28, Jun 20 - Jan 6 $23.61, Dec 17 8:11 am $28.28, Jun 20 - Jan 6 $23.53, Dec 19 9:38 pm $28.28, Jun 20 - Jan 6 $23.40, Dec 22 9:35 am $28.28, Jun 20 - Jan 6 $23.31, Dec 24 7:49 pm $28.28, Jun 20 - Jan 6 $23.17, Dec 27 2:43 pm $28.28, Jun 20 - Jan 6 $22.86, Dec 30 4:49 am $28.28, Jun 20 - Jan 6 $23.14, Jan 1 1:24 pm $28.28, Jun 20 - Jan 6 $23.02, Jan 3 11:52 pm $28.28, Jun 20 - Jan 6 $22.93, Jan 6 10:17 am OOS $28.28, Jan 8 - Jan 11 $22.84, Jan 8 10:18 pm OOS $28.28, Jan 8 - Jan 11 $21.74, Jan 11 9:47 am $28.28, Jan 13 - Mar 31 $22.73, Jan 13 9:42 pm $28.28, Jan 13 - Mar 31 $24.04, Jan 16 - Jan 29 $28.28, Jan 13 - Mar 31 $22.62, Jan 31 - Mar 31
9,652 144,053
156,250
125,000
93,750
62,500
31,250
Oct
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2015
2016
Price Details
New
Latest
$28.28 12 hrs ago
Highest
$32.99 Apr 30, '15
Lowest
$24.11 Dec 22, '13
Average
$28.28 (30d avg) $28.28 (90d avg) $28.28 (180d avg) $28.92 (365d avg) $30.97 (Lifetime average)
Added
Dec 1, 2013
3rd Party New
Last Seen
$28.33 Aug 17, '15
Highest
$32.99 Apr 26, '15
Lowest
$24.99 Dec 29, '14
Average
$29.91 (365d avg) $29.25 (Lifetime average)
Added
Dec 1, 2013
3rd Party Used
Latest
$22.62 12 hrs ago
Highest
$24.04 Jan 16, '16
Lowest
$9.19 Jan 16, '15
Average
$22.62 (30d avg) $22.87 (90d avg) $23.32 (180d avg) $22.69 (365d avg) $19.21 (Lifetime average)
Added
Dec 1, 2013
Sales Rank
30 day average: 51,253 90 day average: 57,133
Product Description
The USI Electric MCN108 Hardwired Carbon Monoxide and Natural Gas Smart Alarm is a 2-in-1 device that provides double the protection with a single installation. This dual-sensing alarm protects against two deadly household threats: carbon monoxide and natural gas (or methane). Perfect for new or replacement installations, the 120-volt AC/DC hardwired alarm is suitable for houses, apartments and mobile homes. Auto sensitivity calibration provides superior nuisance alarm protection and creates consistency in alarm sensitivity. This alarm has additional automatic features including a self-diagnostics check to ensure proper operation, a sensitivity adjustment for changes in temperature or humidity and an end-of-service life warning that sounds when it's time to replace the battery. The 9-volt alkaline battery (included) continues protection in the event of a power outage. This alarm features a quick activation pull-tab and a front-loading battery drawer for replacement without removing the alarm from the bracket. Mount the bracket to any standard wiring junction box and use the large mounting base to cover imperfections in drywall. The plastic dust cover protects the alarm from debris and (2) tamper-resistant locks prevent unwanted alarm or battery removal. For maximum protection, install an alarm inside every bedroom, outside every sleeping area and on all levels of the dwelling. The USI Electric MCN108 Hardwired Carbon Monoxide and Natural Gas Smart Alarm comes with a 7 year limited warranty. With state-of-the-art manufacturing facilities, Universal Security Instruments continues to launch revolutionary new products and technologies with the mission of always working to keep families protected. Visit www.amazon.com/universalsecurityinstruments for more information on Universal Security Instruments and our extensive line of products.
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