Depends on brand, batteries should be changed out once a year.
2007-02-06 14:14:20
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answer #1
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answered by Cartman 3
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This Site Might Help You.
RE:
How long does a carbon monoxide detector last?
2015-08-18 06:47:59
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answer #2
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answered by Anonymous
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How long does a Carbon Monoxide Alarm last?
First Alert alarms are warranted for 5 years, then it should be replaced with a new CO Alarm. SensorPack Modules and batteries should be replaced as needed for those alarms requiring them.
2007-02-06 14:17:03
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answer #3
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answered by Stephanie F 7
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Incorrect. Expect a battery powered CO detector to last about 10 years from the date of manufacture. Expect batteries to last about 3 years. You will know that its time is up when the alarm chirps for no reason, and it's about 8+ years since you bought it.
2015-12-09 11:56:51
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answer #4
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answered by Gregory M 1
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If it's plugged in it should last forever. I have had one for the last 15 years and it's fine. The problem with battery operated ones are that people forget to change the battery but a plug in is fine. You might also have a battery inside in case of a power failure. If that's the case then I would replace the battery every year or two.
2016-03-14 06:07:37
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answer #5
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answered by Anonymous
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We have a 120V plus 9 volt battery back up - upon installing a new battery is still will beep
again, If a new battery,how long will the 120v side work ?
2015-01-16 07:05:38
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answer #6
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answered by george b 2
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A very long time (10+ years), as long as you keep replacing the batteries.
I think what would stop them from working is getting dust in the intake.
2007-02-06 14:15:54
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answer #7
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answered by Anonymous
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Well this is what i would do,
1. read the instructions But if you don't have them I would then......
2. go online and Google the Brand
Dectector name & any serial #
that might be on the item
this should help you some.....
2007-02-06 14:34:01
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answer #8
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answered by lupezzzz 1
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this is an electronic device similar to a smoke detector, if you keep batteries in it, recommended battery change every year, should last forever
2007-02-06 14:16:56
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answer #9
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answered by ELECTRICIAN_4_HIRE 2
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I dont know
2016-08-10 08:11:34
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answer #10
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answered by Robert 1
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