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GRI M-13 Alnico V Bare Magnet, 1/4" Diameter

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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Key Features

  • Reliable contact sensing that reduces false alarms and maintenance calls
  • Compact 1/4" diameter fits tight or discreet installations for doors, windows, and sensors
  • Alnico V construction delivers stable magnetic performance across temperature variations
  • Bare magnet form factor allows easy integration into custom housings and retrofit projects
  • US-made quality from George Risk Industries ensures consistent performance for security systems

Quick Specifications

Product Model
M-13
Brand Name
George Risk Industries
Manufacturer Part Number
M-13
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Product information

M-13

Overview

Deliver reliable, compact contact sensing for security and monitoring installations with the George Risk Industries M-13 Alnico V Bare Magnet. This 1/4" diameter bare magnet provides a stable magnetic field ideal for activating reed switches and door/window contacts used in alarm, surveillance, and access-control systems. Constructed from Alnico V, the M-13 maintains consistent magnetic performance across temperature changes, reducing false triggers and site visits. As manufacturer part number M-13, it easily integrates into tight or custom housings where space is limited, offering discreet placement without sacrificing holding strength.

Made in the US by George Risk Industries, the M-13 is designed for installers and integrators who need dependable contact magnets for commercial and residential security projects. Its compact size and reliable pull make it excellent for retrofit applications, alarm panels, and monitoring sensors, simplifying inventory with a standardized, durable magnet option.

For secure, low-profile contact sensing in surveillance and monitoring setups, specify the GRI M-13 Alnico V 1/4" bare magnet. Order today to streamline your next installation.

Features

  • Reliable contact sensing that reduces false alarms and maintenance calls
  • Compact 1/4" diameter fits tight or discreet installations for doors, windows, and sensors
  • Alnico V construction delivers stable magnetic performance across temperature variations
  • Bare magnet form factor allows easy integration into custom housings and retrofit projects
  • US-made quality from George Risk Industries ensures consistent performance for security systems
3 of 3 specifications
Technical specifications for GRI M-13 Alnico V Bare Magnet, 1/4" Diameter
General Information
Brand Name George Risk Industries
Manufacturer Part Number M-13
Miscellaneous
Country of Origin US

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SKU:
M-13
Manufacturer part:
M-13
How do I confirm compatibility?

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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 M-13 Alnico V Bare Magnet, 1/4" Diameter

M-13

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