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GRI MM-25 Rare Earth Mighty Magnet, 1/4" x 1/4" x .100" D, Nickel Plated (Min Order Qty of 10)

Special Order: typically 2–6 weeks

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

Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.

A member of our team will check with the manufacturer and personally reply by email.

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Product images for GRI MM-25 Rare Earth Mighty Magnet, 1/4" x 1/4" x .100" D, Nickel Plated (Min Order Qty of 10). 1 image(s) available. Click on image to view full size.

Key Features

  • Low-profile solution for thin vinyl windows that avoids drilling and reduces installation damage
  • Rare-earth magnet delivers strong holding power despite a compact 1/4" x 1/4" x .100" D footprint
  • Nickel-plated finish resists chipping and corrosion for long-lasting reliability in security systems
  • Hybrid installation options: mount with included screws, double-stick tape, or glue for flexible mounting
  • Speeds up installs and retrofits, saving labor time on alarm, surveillance, and monitoring projects
  • Designed for compatibility with standard magnetic contact sensors and window security applications

Quick Specifications

Product Model
MM-25
Brand Name
George Risk Industries
Product Line
Mighty Mag
Product Name
Mighty Mag MM-25 Magnetic Contact Magnet
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Product information

MM-25

Overview

Solve window-install challenges with a compact, high-strength contact magnet engineered for security professionals. The George Risk Industries MM-25 Mighty Mag is a rare earth contact magnet that provides powerful, low-profile magnetic performance (1/4" x 1/4" x .100" D) without the need for invasive drilling into thin vinyl frames. Nickel plated for corrosion and chip resistance, the MM-25 maintains reliable gap performance and long-term durability in alarm, surveillance, and monitoring systems.

Installers appreciate the hybrid installation options — each bag includes mounting screws and double-stick tape, and the small footprint also accepts adhesive or glue when required — making it ideal for both new builds and retrofit projects. The strong rare-earth alloy lets you reduce magnet size while improving magnetic gap and sensitivity for contact sensors and window security applications.

Available in minimum order quantities of 10, the GRI MM-25 is a time-saving, professionally finished solution for residential and commercial security installations. Order now to streamline your next monitoring or surveillance setup and eliminate window damage concerns.

Features

  • Low-profile solution for thin vinyl windows that avoids drilling and reduces installation damage
  • Rare-earth magnet delivers strong holding power despite a compact 1/4" x 1/4" x .100" D footprint
  • Nickel-plated finish resists chipping and corrosion for long-lasting reliability in security systems
  • Hybrid installation options: mount with included screws, double-stick tape, or glue for flexible mounting
  • Speeds up installs and retrofits, saving labor time on alarm, surveillance, and monitoring projects
  • Designed for compatibility with standard magnetic contact sensors and window security applications
13 of 13 specifications
Technical specifications for GRI MM-25 Rare Earth Mighty Magnet, 1/4" x 1/4" x .100" D, Nickel Plated (Min Order Qty of 10)
General Information
Brand Name George Risk Industries
Manufacturer George Risk Industries
Product Line Mighty Mag
Product Name Mighty Mag MM-25 Magnetic Contact Magnet
Product Type Magnetic Contact Magnet
Product Model MM-25
Country of Origin US
Manufacturer Part Number MM-25
Physical Characteristics
Depth 0.10"
Width 0.30"
Height 0.30"
Product Information
Installation Type Hybrid (DIY + Professional)
Miscellaneous
Features GRI's Mighty Magnets are Nickel Plated to Protect from Chipping or Corrosion, Rare earth magnet, Solves problem window installs, Time Saving Installations

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SKU:
MM-25
Manufacturer part:
MM-25
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When will this item ship?

Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.

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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 MM-25 Rare Earth Mighty Magnet, 1/4" x 1/4" x .100" D, Nickel Plated (Min Order Qty of 10)

MM-25

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