Description
Hardening your property’s entry points, the CQR Surface Grade 3 Large Magnetic Door Contact with Tamper & Resistors White (SC570/WH/MD/MULTI/G3/EN) provides immediate notification of door or window intrusion for CQR systems.
The CQR Surface Grade 3 Large Magnetic Door Contact with Tamper & Resistors White (SC570/WH/MD/MULTI/G3/EN) (CQR-SC570/WH/MD/MULTI/G3/EN) stands out for its White EN50131 Grade 3 features, providing a robust solution for CQR professionals who prioritize reliability and high-integrity data transmission.
Professional Features
- Surface magnetic contact grade 3
- 1 x CQR Surface Grade 3 Large Magnetic Door Contact with Tamper & Resistors White (SC570/WH/MD/MULTI/G3/EN)
- Compact footprint
- 6 Terminals
- Selectable Resistors
- Can be configured for double-pole systems
- Suitable for double-door applications
- Suitable for domestic and commercial alarms circuits
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Instant alert notification
- Requires precise alignment of magnet
Technical Specifications
| Brand | CQR |
| Product SKU | CQR-SC570/WH/MD/MULTI/G3/EN |
| Security Certification | Grade 3 |
| Connectivity Type | Wired |
| Application | Residential / Commercial |
Note: Ensure compatibility with your CQR control panel before installation. For technical advice, consult our installation guides.
Finished in a professional Alpine White, this unit is designed to blend seamlessly into residential ceilings and light-colored commercial walls.
Expert Analysis
Engineered by CQR for harsh environments, this door contact offers superior false-alarm immunity compared to generic alternatives.
Why buy from our professional collection EE?
As an official UK stockist, we provide 24-month warranties on all professional hardware. Our technical team is available to support your installation with expert guidance on system configuration.
Recommended Use Case
Ideally suited for primary entry points including front doors, patio sliders, and vulnerable ground-floor windows.
What’s in the Box?
- Surface magnetic contact grade 3
- 1 x CQR Surface Grade 3 Large Magnetic Door Contact with Tamper & Resistors White (SC570/WH/MD/MULTI/G3/EN)
- Compact footprint
- 6 Terminals
- Selectable Resistors
- Can be configured for double-pole systems
- Suitable for double-door applications
- Suitable for domestic and commercial alarms circuits
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Instant alert notification
- Requires precise alignment of magnet
Aesthetic Finish: Alpine White
Expert Verdict
- Surface magnetic contact grade 3
- 1 x CQR Surface Grade 3 Large Magnetic Door Contact with Tamper & Resistors White (SC570/WH/MD/MULTI/G3/EN)
- Compact footprint
- 6 Terminals
- Selectable Resistors
- Can be configured for double-pole systems
- Suitable for double-door applications
- Suitable for domestic and commercial alarms circuits
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Instant alert notification
- Requires precise alignment of magnet
- Surface magnetic contact grade 3
- 1 x CQR Surface Grade 3 Large Magnetic Door Contact with Tamper & Resistors White (SC570/WH/MD/MULTI/G3/EN)
- Compact footprint
- 6 Terminals
- Selectable Resistors
- Can be configured for double-pole systems
- Suitable for double-door applications
- Suitable for domestic and commercial alarms circuits
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Instant alert notification
- Requires precise alignment of magnet
Explore our wider range of integrated security panels to complete your installation.
Integrates seamlessly with security control panels.
Technical Overview
| Brand | CQR |
| System Type | Wired |
| Compatibility | Universal |
| Detection Type | Magnetic Contact |
| Location | Indoor |







