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Best selling products: Best
Kidde Powerline/UPB Home Carbon Monoxide Detectors Detectors
Bestselling
Top Rated
1
Rank 1
Google Nest Protect Smoke and Carbon Monoxide Alarm 2nd Gen - S3000BWES
(406)
$147.45 New
$147.45 New
$99.99 Used
$99.99 Used
2
Rank 2
Google Nest Protect Carbon Monoxide Smoke Detector - S3003LWES
(205)
$16.00 New
$16.00 New
$14.54 Used
$14.54 Used
3
Rank 3
Kidde i4618 Firex Hardwired Smoke Alarm
(2)
$25.00 New
$25.00 New
---- Used
No used products available
4
Rank 4
Airthings 2951 Wave Radon Battery Operated Smart Radon Detector
(5)
$34.95 New
$34.95 New
---- Used
No used products available
5
Rank 5
BRK First Alert 9120B Smoke Detector
(570)
$21.26 New
$21.26 New
$15.25 Used
$15.25 Used
6
Rank 6
Kidde 21007581 Hardwired Smoke Alarm with Battery Backup
(221)
$27.95 New
$27.95 New
$23.99 Used
$23.99 Used
7
Rank 7
Kidde Smart Smoke Carbon Monoxide Alarm Detector - P4010ACSCOAQWF
(7)
$39.95 New
$39.95 New
---- Used
No used products available
8
Rank 8
Honeywell 5800SMOKEV Wireless Smoke Heat Detecto Factory / w Battery
(2)
$64.90 New
$64.90 New
$45.95 Used
$45.95 Used
9
Rank 9
Kidde RGCUAR-RW Smart Smoke Carbon Monoxide Alarm w/ Ring Alerts (E10043411)
$36.00 New
$36.00 New
---- Used
No used products available
10
Rank 10
Kidde 10 Year Sealed-In Battery-Powered Ionization Smoke Alarm
(7)
$17.99 New
$17.99 New
---- Used
No used products available
11
Rank 11
Kidde Detect Smoke Alarm -2 Pack - Model 20SD10 - 10-Year Battery - Made in 2024
$30.36 New
$30.36 New
---- Used
No used products available
12
Rank 12
Kidde 30CUA10 Smoke & Carbon Monoxide Alarm Hardwired 10-Year Battery
$39.55 New
$39.55 New
---- Used
No used products available
13
Rank 13
Kidde 21006378 Hardwire Smoke Alarm Detector
(124)
$29.00 New
$29.00 New
---- Used
No used products available
14
Rank 14
Digital Radon Detector Airthings 2350
(99)
$50.00 New
$50.00 New
$43.99 Used
$43.99 Used
15
Rank 15
Google Nest Temperature Sensor - White (T5000SF)
(84)
$19.64 New
$19.64 New
$18.99 Used
$18.99 Used
16
Rank 16
Kidde 30CUAR-V Smoke Carbon Monoxide Detector Alarm Hardwire Battery
$38.99 New
$38.99 New
---- Used
No used products available
17
Rank 17
Kidde 30CUAR Detect Smoke Carbon Monoxide Alarm
(3)
$29.99 New
$29.99 New
---- Used
No used products available
18
Rank 18
Kidde P4010ACSCO-WF Smoke + Carbon Monoxide Smart Alarm
(1)
$43.99 New
$43.99 New
---- Used
No used products available
19
Rank 19
BRK SC9120B Smoke & Carbon Monoxide Detector
(24)
$50.00 New
$50.00 New
$28.99 Used
$28.99 Used
20
Rank 20
First Alert 9120B6CP Smoke Alarm - 6 Pack
(38)
$89.26 New
$89.26 New
$12.34 Used
$12.34 Used
21
Rank 21
Kidde 21006377 Hardwired Combination Carbon Monoxide & Smoke Alarm
(181)
$114.97 New
$114.97 New
$60.00 Used
$60.00 Used
22
Rank 22
Kidde 900-CUAR Smoke & Carbon Monoxide Detector Alarm - 21032250
(8)
$35.00 New
$35.00 New
$28.95 Used
$28.95 Used
23
Rank 23
Ring 4SS1S8-0EN0 Alarm Smoke & CO Listener
(16)
$22.99 New
$22.99 New
$17.99 Used
$17.99 Used
24
Rank 24
Airthings 223 Corentium Home Radon Detector
(192)
$69.99 New
$69.99 New
$46.89 Used
$46.89 Used
25
Rank 25
First Alert Z-Wave Smoke & Carbon Monoxide Detector Works with Ring
(31)
$24.99 New
$24.99 New
$16.07 Used
$16.07 Used
26
Rank 26
Lot Of (6) Kidde Firex Smoke Detector Hardwired
$25.19 New
$25.19 New
---- Used
No used products available
27
Rank 27
Kidde KN-COEG-3 Explosive Gas Alarm Carbon Monoxide Alarm Detector with Battery
(111)
$38.99 New
$38.99 New
$19.99 Used
$19.99 Used
28
Rank 28
Kidde P3010CU Smoke and Carbon Monoxide Combination Detector - White, 2 Pack
(20)
$75.00 New
$75.00 New
---- Used
No used products available
29
Rank 29
First Alert Smoke Detector - White
(19)
$15.00 New
$15.00 New
$13.45 Used
$13.45 Used
30
Rank 30
First Alert CO710 Carbon Monoxide Detector with Digital Temperature Display (1039753)
(10)
$27.95 New
$27.95 New
$9.00 Used
$9.00 Used
31
Rank 31
Kidde Kitchen Combination Smoke Carbon Monoxide Alarm 10-Year Lithium Battery
(33)
$34.99 New
$34.99 New
$24.99 Used
$24.99 Used
32
Rank 32
2 PK Kidde Smoke Alarm with Smart Features Model P4010ACS-WF Backup Battery
(1)
$20.00 New
$20.00 New
---- Used
No used products available
33
Rank 33
System Sensor 2WTA-B I3 Series Smoke Detector
(6)
$50.00 New
$50.00 New
$20.24 Used
$20.24 Used
34
Rank 34
Kidde Smoke Carbon Monoxide Detector Wire- Interconnect 900-0225
(3)
$39.99 New
$39.99 New
---- Used
No used products available
35
Rank 35
Kidde P4010ACSAQ-WF Indoor Smoke Alarm - White
(4)
$19.99 New
$19.99 New
---- Used
No used products available
36
Rank 36
Kidde 21026056 Model i9040 Ionization Smoke Alarm
(186)
$18.11 New
$18.11 New
$13.50 Used
$13.50 Used
37
Rank 37
Kidde 21028744 Smoke Alarm - i9010
(43)
$18.99 New
$18.99 New
$9.95 Used
$9.95 Used
38
Rank 38
Kidde KN-COSM-BA Battery Operated Combination Smoke and Carbon Monoxide Alarm - White
(30)
$69.99 New
$69.99 New
---- Used
No used products available
39
Rank 39
Kidde i9010 Smoke Alarm
(11)
$18.88 New
$18.88 New
---- Used
No used products available
40
Rank 40
2 Kidde Detect Smoke Carbon Monoxide Alarm 30CUA10
(3)
$49.99 New
$49.99 New
$22.99 Used
$22.99 Used
41
Rank 41
First Alert Photoelectric Smoke Alarm 2 Pack
(65)
$49.99 New
$49.99 New
$23.95 Used
$23.95 Used
42
Rank 42
Kidde 21029886 Firex Smoke Detector Hardwired with Battery Backup Front Load D
(21)
$29.99 New
$29.99 New
---- Used
No used products available
43
Rank 43
Kidde FireX KN-COPE-IC Smoke & Carbon Monoxide Alarm 21007624 Photoelectric
(51)
$46.00 New
$46.00 New
$24.99 Used
$24.99 Used
44
Rank 44
BRK 1046858 FirstAlert Ionization Smoke Alarm with Lithium Battery (SMI110)
$17.99 New
$17.99 New
---- Used
No used products available
45
Rank 45
Kidde Firex Battery Operated Smoke and Carbon Monoxide Detector - White
(39)
$37.99 New
$37.99 New
---- Used
No used products available
46
Rank 46
BRK SMI105-AC First Alert AC Powered Hardwire Smoke Alarm 1046850
$18.99 New
$18.99 New
---- Used
No used products available
47
Rank 47
X-SENSE 3pack Combination Smoke and Carbon Monoxide Alarm - 10 YR Batt Life SC07
(6)
$20.95 New
$20.95 New
---- Used
No used products available
48
Rank 48
Kidde 9CO5-LP2 Battery Powered Carbon Monoxide Alarm
(106)
$17.99 New
$17.99 New
---- Used
No used products available
49
Rank 49
2-PACK Airthings Wave Mini 2928 Battery Operate Smart Indoor Air Quality Monitor
(1)
$19.50 New
$19.50 New
$16.55 Used
$16.55 Used
50
Rank 50
Kidde 21007588 120V AC wire-in Hush Smoke Alarm with Battery Backup - 4 Pack
(42)
$60.00 New
$60.00 New
$29.99 Used
$29.99 Used
51
Rank 51
Kidde Smoke and Carbon Monoxide Detector (P4010ACSCO-W)
(4)
$65.00 New
$65.00 New
$35.00 Used
$35.00 Used
52
Rank 52
Kidde 201025759 120V Tamper Resistant Plug-In Carbon Monoxide Detector
(56)
$17.07 New
$17.07 New
$9.75 Used
$9.75 Used
53
Rank 53
Kidde Hardwired Smoke & Carbon Monoxide Detector AA Battery 2 Pack White
$55.00 New
$55.00 New
---- Used
No used products available
54
Rank 54
First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Battery
(107)
$20.00 New
$20.00 New
---- Used
No used products available
55
Rank 55
System Sensor CO1224T Carbon Monoxide Detector
(7)
$49.99 New
$49.99 New
$20.00 Used
$20.00 Used
56
Rank 56
First Alert SCO5CN Combination Smoke and Carbon Monoxide Alarm
(1)
$22.99 New
$22.99 New
---- Used
No used products available
57
Rank 57
Kidde KN-COP-DP-10YL-AQ-WF Carbon Monoxide Alarm w/ Indoor Air Quality Monitor
(3)
$26.72 New
$26.72 New
$17.99 Used
$17.99 Used
58
Rank 58
First Alert CO400 Carbon Monoxide Alarm Detector
(174)
$16.00 New
$16.00 New
$14.00 Used
$14.00 Used
59
Rank 59
Honeywell Resido 5800CMBOV Combination Smoke / CO Detector
$399.00 New
$399.00 New
---- Used
No used products available
60
Rank 60
BRK 7010B 120V AC/DC Photo Smoke Alarm
(1)
$220.75 New
$220.75 New
$40.00 Used
$40.00 Used
61
Rank 61
First Alert CO250B Carbon Monoxide Alarm Detector
(21)
$12.95 New
$12.95 New
---- Used
No used products available
62
Rank 62
KIDDE SMOKE AND CARBON DETECT SMOKE CARBON MONOXIDE ALARM 30CUAR
$39.95 New
$39.95 New
---- Used
No used products available
63
Rank 63
First Alert C0400 Carbon Monoxide Alarm - White
(39)
$16.49 New
$16.49 New
$9.99 Used
$9.99 Used
64
Rank 64
Kidde 900007601 Nighthawk Carbon Monoxide Alarm with Digital Display - White
(186)
$21.95 New
$21.95 New
$14.99 Used
$14.99 Used
65
Rank 65
First Alert Wireless Smoke & Carbon Monoxide Alarm White (FAT1039839)
(25)
$34.94 New
$34.94 New
$19.49 Used
$19.49 Used
66
Rank 66
Kidde Carbon Monoxide Alarm 120v Direct Wire W Battery Backup 900-0120 B24
(15)
$23.00 New
$23.00 New
---- Used
No used products available
67
Rank 67
First Alert 1039871 Alarm Smoke - White
(37)
$24.99 New
$24.99 New
---- Used
No used products available
68
Rank 68
Kidde Detect Smoke Alarm Model 20SD10-V 10 Year battery
$25.00 New
$25.00 New
---- Used
No used products available
69
Rank 69
Smoke Alarm Carbon Monoxide Combination X-Sense SC07 Photoelectric Sensor
(5)
$24.99 New
$24.99 New
---- Used
No used products available
70
Rank 70
Qolsys QS5110-840 Iqsmoke Wireless Smoke and Heat Detector
(2)
$59.99 New
$59.99 New
$35.58 Used
$35.58 Used
71
Rank 71
First Alert 1042409 Photoelectric Smoke Detector - 2 Pack
(11)
$28.99 New
$28.99 New
---- Used
No used products available
72
Rank 72
Honeywell Farenhyt Series Black 15-32 VDC Intelligent Addressable Photoelectric Smoke Detector (IDP-PHOTO-W)
$89.99 New
$89.99 New
$55.00 Used
$55.00 Used
73
Rank 73
BRK- (6) Count (6) Pack - SMCO210 - AC Battery Smoke & Carbon Monoxide Detector
$99.99 New
$99.99 New
---- Used
No used products available
74
Rank 74
(2) BRK ELECTRONICS SMI100 BATTERY OPERATED SMOKE ALARMS-
$18.00 New
$18.00 New
$12.90 Used
$12.90 Used
75
Rank 75
2 BRK 9120BP First Alert Smoke Alarm Detector Battery Backup 120v Hardwired
(6)
$22.99 New
$22.99 New
---- Used
No used products available
76
Rank 76
Honeywell 5800COV Carbon Monoxide CO Detector Replaced 5800CO
$76.00 New
$76.00 New
$40.00 Used
$40.00 Used
77
Rank 77
Kidde Smart Smoke Carbon Monoxide Alarm Detector P4010ACSCOAQ-WF READ
$79.99 New
$79.99 New
---- Used
No used products available
78
Rank 78
Kidde C3010 Carbon Monoxide Detector Alarm With 10 Year Battery
(9)
$25.97 New
$25.97 New
---- Used
No used products available
79
Rank 79
Code One I9010 Lithium Ion Battery Operated Smoke Alarm - 3 Pack
(16)
$37.99 New
$37.99 New
---- Used
No used products available
80
Rank 80
Kidde P9050 Battery Powered Photoelectric Smoke Alarm
(1)
$16.99 New
$16.99 New
---- Used
No used products available
81
Rank 81
Kidde Smoke Alarm And Carbon Monoxide Value Pack (Batteries Removed)
$29.99 New
$29.99 New
---- Used
No used products available
82
Rank 82
Kidde C3010 CO Alarm Battery Operated 10 Year Long life
$18.89 New
$18.89 New
---- Used
No used products available
83
Rank 83
BRK SM100V-AC Smoke Alarm – Brand
$28.00 New
$28.00 New
---- Used
No used products available
84
Rank 84
Kidde Detect Smoke Alarm Model 20SD10 10 Year Battery
$14.98 New
$14.98 New
---- Used
No used products available
85
Rank 85
Samsung SmartThings ADT Carbon Monoxide Alarm
(1)
$12.99 New
$12.99 New
---- Used
No used products available
86
Rank 86
Kidde Bedroom Smoke Alarm 0916LLN Battery Operated
(4)
$19.69 New
$19.69 New
$18.00 Used
$18.00 Used
87
Rank 87
Kidde I9050 Ionization 9v Battery Smoke Alarm
(16)
$13.50 New
$13.50 New
---- Used
No used products available
88
Rank 88
Kidde 21007267 Nighthawk Carbon Monoxide Alarm
(13)
$24.99 New
$24.99 New
$12.37 Used
$12.37 Used
89
Rank 89
First Alert Smoke and Fire Alarm Set of 2 White Photoelectric Sensor Sa710cp2
(11)
$15.95 New
$15.95 New
$7.46 Used
$7.46 Used
90
Rank 90
Kidde i12040 Ionization Smoke Detector with Battery Backup - Pack of 6
(157)
$68.21 New
$68.21 New
---- Used
No used products available
91
Rank 91
BRK Brands CO5120BN Hardwire Carbon Monoxide Alarm With Battery Backup
(17)
$39.49 New
$39.49 New
---- Used
No used products available
92
Rank 92
First Alert 1044091 Micro Design Smoke Alarm - 2 Pack
(8)
$59.99 New
$59.99 New
---- Used
No used products available
93
Rank 93
First Alert Plug-in Carbon Monoxide Alarm Fat1039730
(2)
$11.99 New
$11.99 New
---- Used
No used products available
