Knight Fire & Security A81 Series – Grade 2 – 4-Wire Potted Contact with 300-350mm Cable

The Knight Fire & Security A81 series offers a range of high-quality, flush-mounted contacts designed to enhance the security of your property. These versatile contacts are ideal for various applications, including residential and commercial settings.

Key Features:

  • Grade 2 Security: Meets industry standards for security and reliability.
  • 4-Wire Connection: Provides flexible installation options and compatibility with various control panels.
  • Potted Construction: Ensures protection against moisture and dust for reliable performance in demanding environments.
  • Tamper-Resistant Design: Detects and alerts you to any attempts to tamper with the device.
  • Colour Options: Available in white and brown to match your décor.
  • Available Options:
    • A81: Standard Normally Closed (NC) configuration – White.
    • A81B: Standard Normally Closed (NC) configuration – Brown.
    • A81NO: Normally Open (NO) configuration for specific applications.

Available Options: Choose from A81 (White: normally closed), A81B (Brown: normally closed), and A81NO (White: normally open) to suit your specific needs.

Full Description

Choose from the A81 Series by Knight Fire & Security For Reliable and Discreet Flush Contacts

The Knight Fire & Security A81 Series offers a range of high-quality, Grade 2 flush contacts designed to provide reliable and discreet intrusion detection. These compact and robust contacts are ideal for various applications, offering enhanced security and peace of mind.

Fully sealed with a potting compound, allowing it to work to Environmental Class III.

As this contact is a sealed unit, it is wired with the provided fly lead instead of terminals. Two wires handle the internal switch, while the remaining two function as a tamper loop.

Key Features:

  • Grade 2 Certification: Meets industry standards for security and reliability.
  • Environmental Class 3: Suitable for a wide range of environments, including harsh conditions.
  • Potted Construction: Ensures protection against moisture and dust.
  • 4-Wire Connection: Provides flexibility in system integration.
  • Discreet Design: Compact and unobtrusive for easy installation.
  • Available Options:
    • A81: Standard Normally Closed (NC) configuration – White.
    • A81B: Standard Normally Closed (NC) configuration – Brown.
    • A81NO: Normally Open (NO) configuration for specific applications.
  • Colour Options: Available in White and Brown to match various installation aesthetics.

Technical Specifications:

  • Grade: Grade 2
  • Environmental Class: 3
  • Operating Gap: 14mm (approx.)
  • Dimensions: 20mm diameter
  • Cable Length: 300-350mm
  • Terminals: 4-Wire
  • See Data Sheet

Benefits of the Knight Fire & Security A81 Series:

  • Enhanced Security: Reliable detection of intrusions with Grade 2 certification.
  • Durability: Potted construction ensures long-lasting performance in various environments.
  • Discreet Installation: Compact and unobtrusive design for easy integration.
  • Flexibility: Available in different configurations and colours to suit various installation needs.

Ideal Applications:

  • Residential properties
  • Commercial buildings
  • Industrial facilities
  • Any location requiring reliable intrusion detection

Product Specifications

Brand

Knight Fire & Security

Grading and Compliance

Grade 2

Device Type

Flush Contact

Colours

White, Brown

Versions

Brown: Normally Closed, White: Normally Closed, White: Normally Open

SKU KFS-A81, KFS-A81B, KFS-A81NO

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