Wireless Sensors

Compatibility:  STS4-DORN Door/Window Sensors

• Replacement Magnet Strip for STS4-DORN Sensors
• Leave Window Open Without Bypass



Extra magnetic strips are perfect for leaving your windows open at night without bypassing the zone. If the window is moved by a burglar during the night, the alarm system will still sound an alarm.

Compatibility:  STS4-DORP Door/Window Sensors

• Replacement Magnet Strip for STS4-DORP Sensors
• Leave Window Open Without Bypass



Extra magnetic strips are perfect for leaving your windows open at night without bypassing the zone. If the window is moved by a burglar during the night, the alarm system will still sound an alarm.

Compatibility:  STS4-DORA Door/Window Sensors

• Replacement Magnet for STS4-DORA Sensors
• Leave Window Open Without Bypass



Extra magnetic strips are perfect for leaving your windows open at night without bypassing the zone. If the window is moved by a burglar during the night, the alarm system will still sound an alarm.

Compatibility:  STS-4xx Series (Full List in Description)

• Uses Standard watch battery
• Ultra Thin Design
• Blue LED Indicator
• Adjustable Sensitivity

Compatibility:  STS-4xx Series (Full List in Description)

• Extendable Antenna for Longer Range
• Uses Standard AAA batteries
• Tamper Switch & Screw to Lock Cover on Sensor
• Reports Opens/Closes, Low Battery, & Tampers to Keypad

Compatibility:  STS-4xx Series (Full List in Description)

• Built-In Panic Button
• Uses Standard AAA Batteries
• Blue LED Indicator
• Quick Release Mounting Bracket

Compatibility:  STS-4xx Series (Full List in Description)

• Ultra Thin Design
• Uses Standard watch battery
• Blue LED Indicator
• Mounts on Virtually All Doors and Windows

Compatibility:  STS-4xx Series (Full List in Description)

• Great for keychains or Lanyards
• Easy to Press Button
• Sound Alarm In Police/Fire/Medical Emergency
• Silent or Audible Alarm

Compatibility:  STS-4xx Series (Full List in Description)

• Used for NC or NO Wired Contacts
• 2-3 Year Battery Life
• Easy Installation
• Standard Negative and Positive Wire Connection

Compatibility:  STS-4xx Series (Full List in Description)

• Used for NC Wired Contacts
• 2-3 Year Battery Life
• Easy Installation
• Standard Negative and Positive Wire Connection

Compatibility:  STS-4xx Series (Full List in Description)

• 2-3 Year Battery Life
• Left or Right Magnet Selector
• Blue LED Indicator
• Sensor or Transmitter Mode

Compatibility:  STS-4xx Series (Full List in Description)

• Pet-Friendly up to 38 lbs
• Programmable Sensitivity & Signal Delay
• 2-Year Battery Life
• Blue LED Indicator