Expand your current SimpliSafe system
Adding sensors to your system is incredibly easy. For instructions on how to add more sensors click here. If you don’t already own a SimpliSafe system, click here to purchase your home security system.
Extra Entry Sensor
Extra Motion Sensor
Great for rooms with lots of windows, sensors detect any motion within 30 ft. Will not detect pets under 50 pounds.
Water Sensor
Will trigger an alarm whenever it comes in contact with water, preventing costly damage from leaks and floods
Freeze Sensor
Will trigger an alarm whenever your home temperature falls below 41°F. Giving you early warning of potential bursting pipes.
Extra Keychain Remote
Easily turn your alarm on and off with a Keychain Remote. Its panic button also offers protection as you enter your apartment.
Extra 105db Siren
This delivers ear-blasting burglar deterrence. Completely Wireless and rated for indoor or outdoor use.
Extra Panic Button
Help is always at your fingertips when you place Panic Buttons in easy-to-reach locations.
Extra SimpliSafe2 Keypad
Smoke Detector
This monitored smoke detector will sound its own internal siren as well as trigger a full-blown security system alarm
Carbon Monoxide Sensor
Detects dangerous levels of CO in your home and triggers an alert giving you time to get out of the house.
Replacement Cap
for Keychain Remote
Extra Magnet
for Entry Sensor
If you’d like to leave a window slightly open for fresh air, use an extra magnet to protect your window in the open position.
Window Decals
(set of 5)Home Security Yard Sign
Motion/Entry Sensor Replacement Battery
(5 year)These CR-123A lithium batteries power your Motion & Entry Sensors and are easily installed.
Keypad/Siren Replacement Batteries
(4)
Lasting 1-2 years, these AA batteries will power your SimpliSafe Keypad or Extra Siren and take only 30 seconds to install.
Keychain Remote Battery Replacement
(5 year)Panic Button Battery Replacement
(5 year)Adhesive Tape for Sensors
(6 pieces)