Get It Fast
  |  Model#  21027454
$4997
$59.97
Save $10.00 (17%)
$4997
$59.97
Save $10.00 (17%)

Power Source Battery

Pack Size 1

Alarm Sensor Type Photoelectric

10-Year Battery

Voice Alert

Free delivery

Set your store to see local
availability

  |  Model#  21027438
$3488
$49.97
Save $15.09 (30%)
$3488
$49.97
Save $15.09 (30%)

Power Source Battery

Pack Size 1

Alarm Sensor Type Photoelectric

10-Year Battery

Hush Feature

Free delivery

Set your store to see local
availability

  |  Model#  21027477
$7997
( $39.99  /unit)
$89.00
Save $9.03 (10%)
$7997
( $39.99  /unit)
$89.00
Save $9.03 (10%)

Power Source Hardwired

Pack Size 2

Alarm Sensor Type Photoelectric

Interconnected

Battery Back-Up

Schedule delivery

Set your store to see local
availability

  |  Model#  21027520
$12900
/bundle ( $43.00  /unit)
$12900
/bundle ( $43.00  /unit)

Power Source Hardwired

Pack Size 3

Alarm Sensor Type Photoelectric

Interconnected

Battery Back-Up

Free delivery

Set your store to see local
availability

  |  Model#  S3003LWES
$11900
( $119.00  /unit)
$11900
( $119.00  /unit)

Power Source Hardwired

Pack Size 1

Alarm Sensor Type Dual-Sensor

Hush Feature

Smart Home Smart Home Enabled

Free delivery

Set your store to see local
availability

  |  Model#  21029879
$5997
$5997

Power Source Hardwired

Pack Size 1

Alarm Sensor Type Ionization

10-Year Battery

Interconnected

Free delivery

Set your store to see local
availability

  |  Model#  S3000BWES
$11900
( $119.00  /unit)
$11900
( $119.00  /unit)

Power Source Battery

Pack Size 1

Alarm Sensor Type Dual-Sensor

Hush Feature

Smart Home Smart Home Enabled

Free delivery

Set your store to see local
availability

  |  Model#  21027519
$3997
$3997

Power Source Hardwired

Pack Size 1

Alarm Sensor Type Ionization

Interconnected

Battery Back-Up

Free delivery

Set your store to see local
availability

  |  Model#  KID9000102
$6699
$6699

Power Source Battery

Pack Size 1

Alarm Sensor Type Ionization

Voice Alert

Hush Feature

Delivery unavailable

Set your store to see local
availability

  |  Model#  21027426
$3697
$3697

Power Source Battery

Pack Size 1

Alarm Sensor Type Ionization

Voice Alert

Hush Feature

Free delivery

Set your store to see local
availability

  |  Model#  900-0102-02
$3003
$3003

Power Source Battery

Pack Size 1

Alarm Sensor Type Ionization

Voice Alert

Hush Feature

Free delivery

Set your store to see local
availability

  |  Model#  21029509
$2997
$2997

Power Source Battery

Pack Size 1

Alarm Sensor Type Ionization

Voice Alert

Hush Feature

Free delivery with $45 order

Set your store to see local
availability

  |  Model#  21028747
$7900
$7900

Power Source Battery

Pack Size 1

Alarm Sensor Type Photoelectric

10-Year Battery

Interconnected

Free delivery

Set your store to see local
availability

  |  Model#  21027445
$3997
$3997

Power Source Battery

Pack Size 1

Alarm Sensor Type Photoelectric

Voice Alert

Hush Feature

Free delivery

Set your store to see local
availability

  |  Model#  21028759
$6997
$6997

Power Source Hardwired

Pack Size 1

Alarm Sensor Type Photoelectric

10-Year Battery

Interconnected

Free delivery

Set your store to see local
availability

  |  Model#  21027475
$8995
( $44.98  /unit)
$8995
( $44.98  /unit)

Power Source Battery

Pack Size 2

Alarm Sensor Type Ionization

Interconnected

Voice Alert

Free delivery

Set your store to see local
availability

  |  Model#  21029888
$14991
/bundle ( $49.97  /unit)
$14991
/bundle ( $49.97  /unit)

Power Source Hardwired

Pack Size 3

Alarm Sensor Type Photoelectric

Interconnected

Battery Back-Up

Free delivery

Set your store to see local
availability

  |  Model#  MIC1509S
$3580
$3580

Power Source Hardwired

Pack Size 1

Alarm Sensor Type Dual-Sensor

10-Year Battery

Hush Feature

Free delivery with $45 order

Set your store to see local
availability

  |  Model#  MDSCN111
$4805
( $48.05  /unit)
$4805
( $48.05  /unit)

Power Source Hardwired

Pack Size 1

Alarm Sensor Type Dual-Sensor

Interconnected

Battery Back-Up

Schedule delivery

Set your store to see local
availability

  |  Model#  GN-503F
$5774
$5774

Power Source Hardwired

Pack Size 1

Alarm Sensor Type Photoelectric

Interconnected

Battery Back-Up

Free delivery

Set your store to see local
availability

  |  Model#  21028057
$12239
$12239

Power Source Hardwired

Pack Size 1

Alarm Sensor Type Photoelectric

10-Year Battery

Interconnected

Free delivery

Set your store to see local
availability

  |  Model#  MIC3510SB
$4402
( $44.02  /unit)
$4402
( $44.02  /unit)

Power Source Battery

Pack Size 1

Alarm Sensor Type Dual-Sensor

10-Year Battery

Hush Feature

Free delivery with $45 order

Set your store to see local
availability

  |  Model#  MDSK300S
$2332
( $23.32  /unit)
$2332
( $23.32  /unit)

Power Source Battery

Pack Size 1

Alarm Sensor Type Dual-Sensor

10-Year Battery

Hush Feature

Free delivery with $45 order

Set your store to see local
availability

  |  Model#  VBD3T2XX16
$36800
( $368.00  /unit)
$36800
( $368.00  /unit)

Power Source Battery

Pack Size 1

Alarm Sensor Type Dual-Sensor

Hush Feature

Smart Home Smart Home Enabled

Free delivery

Set your store to see local
availability

BEAT THE BEEP

Replace your carbon monoxide detectors every 7 years ­

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Related Questions


Can smoke and carbon monoxide detectors be returned?
Yes, smoke and carbon monoxide detectors can be returned and have a 180-Day return period.

What are the shipping options for smoke and carbon monoxide detectors?
All smoke and carbon monoxide detectors can be shipped to you at home.

Which brand has the largest assortment of smoke and carbon monoxide detectors at The Home Depot?
Kidde has the largest assortment of smoke and carbon monoxide detectors.

Do you carry smart smoke and carbon monoxide detectors?
Yes, we have 12 smart smoke and carbon monoxide detectors.