Skip to main content
Boundary Logo
  • SHOP
  • HOME SECURITY SYSTEM
  • HOW BOUNDARY WORKS
  • WHY BOUNDARY
  • SUPPORT
  • BLOG
  • SHOP
  • HOME SECURITY SYSTEM
  • HOW BOUNDARY WORKS
  • WHY BOUNDARY
  • SUPPORT
  • BLOG
  • Sign in
  1. Boundary
  2. Getting Started
  3. Contact Sensors

Help Topics

  • Presale FAQs
  • Getting Started
  • Problem Solving
  • Your Account & System
  • Smart Home Integration
  • Refer & Earn

Getting Help

  • Send support request

Contact Sensors

More details about our contact sensors designed to fit on your door and window frames

  • Introducing the Boundary Contact Sensor
  • Positioning Guide for Contact Sensors
  • Installing the Contact Sensors
  • Mounting contact sensors on aluminium doors or windows
  • Door and window Contact Sensor mounting gaps
  • How to change the batteries in the Contact Sensor

© Boundary Technologies Ltd 2022. All Rights Reserved. Company number SC594509, registered in Scotland.

Boundary is a registered trademark of Boundary Technologies Ltd in Europe, registration number 018024756. The house device is a registered trademark of Boundary Technologies Ltd in the UK, registration number 3460640.

My Account

Manage your account and communication preferences.

  • Boundary Help & Support
  • Boundary Shop
  • Monthly Plans
  • Klarna Pay Later FAQs
  • Contact Us
  • Privacy Policy
  • Cookie Policy
  • Terms and conditions
  • Vulnerability Disclosure Policy
  • Careers (We’re Hiring)
  • Press Area
  • Blog
  • Meet the Team
  • Installer Partnerships