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GRI 28AWG-B Surface Mount Magnetic Reed Switch Set, Closed Loop, Wide Gap up to 1-1/2", Concealed Terminals, Brown

Special Order: typically 2–6 weeks

Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.

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GRI 28AWG-B Surface Mount Magnetic Reed Switch Set, Closed Loop, Wide Gap Up to 1-1/2", Concealed Terminals, Brown
Product images for GRI 28AWG-B Surface Mount Magnetic Reed Switch Set, Closed Loop, Wide Gap up to 1-1/2", Concealed Terminals, Brown. 1 image(s) available. Click on image to view full size.

Key Features

  • Reliable perimeter protection for commercial and industrial doors and windows, improving overall security monitoring
  • Wide-gap design (up to 1.5" standard gap) reduces alignment issues and simplifies installation on uneven or steel surfaces
  • Concealed screw terminals minimize tampering and maintain a clean, professional appearance
  • Surface-mount form factor and wired connectivity speed up installation and integrate easily with access control and alarm panels
  • UL/ULC certified with lifetime limited warranty for long-term system reliability and peace of mind

Quick Specifications

Product Model
28AWG-B
Brand Name
George Risk Industries
Product Name
28AWG-B Magnetic Contact
Product Type
Magnetic Contact
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Product information

28AWG-B

Overview

Ensure dependable perimeter intrusion detection with the George Risk Industries 28AWG-B surface-mount magnetic contact. Designed for commercial and industrial security systems, this closed-loop reed switch delivers consistent, tamper-resistant performance where reliable monitoring matters most. The wide-gap design supports a standard gap of up to 1.5", reducing alignment sensitivity on steel or uneven mounting surfaces and minimizing installation adjustments. Concealed screw terminals protect wiring from tampering while providing secure, professional connections to alarm and access control panels. As a Form A (N.O.) magnetic contact with UL/ULC certification and a lifetime limited warranty, the 28AWG-B meets stringent safety and quality expectations for surveillance and intrusion detection installations. Its brown finish blends discreetly with darker frames and trim, making it ideal for retail, office, and industrial deployments. Upgrade your security system with a proven magnetic contact that simplifies installation and improves monitoring reliability — order the GRI 28AWG-B today to enhance your access control and intrusion detection setup.

Features

  • Reliable perimeter protection for commercial and industrial doors and windows, improving overall security monitoring
  • Wide-gap design (up to 1.5" standard gap) reduces alignment issues and simplifies installation on uneven or steel surfaces
  • Concealed screw terminals minimize tampering and maintain a clean, professional appearance
  • Surface-mount form factor and wired connectivity speed up installation and integrate easily with access control and alarm panels
  • UL/ULC certified with lifetime limited warranty for long-term system reliability and peace of mind
22 of 22 specifications
Technical specifications for GRI 28AWG-B Surface Mount Magnetic Reed Switch Set, Closed Loop, Wide Gap up to 1-1/2", Concealed Terminals, Brown
General Information
Brand Name George Risk Industries
Manufacturer George Risk Industries
Product Name 28AWG-B Magnetic Contact
Product Type Magnetic Contact
Product Model 28AWG-B
Product Series 29
Manufacturer Part Number 28AWG-B
Technical Information
Material Steel
Contact Form Form A
Standard Gap 1.5"
Application/Usage Commercial, Industrial
Termination Style Screw Terminal
Connectivity Technology Wired
Physical Characteristics
Color Brown
Power Description
Power Source DC
Product Information
Mount Type Surface Mount
Contact Type N.O.
Installation Type Commercial
Warranty
Limited Warranty Lifetime Warranty
Miscellaneous
Features End of Line (EOL) Resistor
Country of Origin US
Certifications & Standards UL, ULC

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SKU:
28AWG-B
Manufacturer part:
28AWG-B
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What should I know about returns?

Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.

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GRI 28AWG-B Surface Mount Magnetic Reed Switch Set, Closed Loop, Wide Gap up to 1-1/2", Concealed Terminals, Brown

28AWG-B

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