GRI MS29A-B Surface Mount Switch Set with Magnasphere Technology, Closed Loop, 5W, 250V AC, DC
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
- Magnasphere tamper-resistant design protects against magnetic defeat for reliable perimeter security
- Closed-loop (N.O., Form A) contact provides dependable monitoring for alarm and access control systems
- Surface-mount profile simplifies retrofit and commercial installation on doors and windows
- Rated for 5W operation and 250V AC/DC compatibility for broad system support and long-term reliability
- Lifetime limited warranty reduces lifecycle costs and minimizes maintenance interruptions
Quick Specifications
- Product Model
- MS29A-B
- Brand Name
- George Risk Industries
- Product Name
- Magnetic Contact
- Product Type
- Magnetic Contact
Explore the details
Product information
MS29A-B
Overview
Secure doors and windows with a tamper-resistant magnetic contact engineered for commercial security and surveillance applications. The George Risk Industries GRI MS29A-B surface mount magnetic contact uses advanced Magnasphere Technology to resist magnetic tamper and defeat, delivering dependable closed-loop (N.O., Form A) monitoring for alarm panels and access control systems. Rated for 5W operation and compatible with up to 250V AC/DC, this contact supports a wide range of control equipment and high-reliability installations. Its 0.38" standard gap and low-profile surface-mount design make it ideal for retrofit projects and new builds where discreet, effective monitoring is required. Packaged for commercial use and backed by a lifetime limited warranty, the MS29A-B minimizes downtime and replacement costs while enhancing overall system integrity. Trust George Risk Industries for proven performance in security, surveillance, and monitoring environments. Order the MS29A-B today to harden perimeter protection and streamline your access control deployments.
Features
- Magnasphere tamper-resistant design protects against magnetic defeat for reliable perimeter security
- Closed-loop (N.O., Form A) contact provides dependable monitoring for alarm and access control systems
- Surface-mount profile simplifies retrofit and commercial installation on doors and windows
- Rated for 5W operation and 250V AC/DC compatibility for broad system support and long-term reliability
- Lifetime limited warranty reduces lifecycle costs and minimizes maintenance interruptions
| General Information | |
|---|---|
| Brand Name | George Risk Industries |
| Manufacturer | George Risk Industries |
| Product Name | Magnetic Contact |
| Product Type | Magnetic Contact |
| Product Model | MS29A-B |
| Packaged Quantity | 10 |
| Manufacturer Part Number | MS29A-B |
| Technical Information | |
| Contact Form | Form A |
| Standard Gap | 0.38" |
| Physical Characteristics | |
| Color | Brown |
| Power Description | |
| Power Source | AC |
| Input Current | 180A |
| Input Voltage | 250V AC, 250V DC |
| Product Information | |
| Contact Type | Closed Loop, N.O. |
| Installation Type | Commercial |
| Warranty | |
| Limited Warranty | Lifetime |
| Miscellaneous | |
| Features | Magnetic |
| Country of Origin | US |
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Plan your purchase
Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- MS29A-B
- Manufacturer part:
- MS29A-B
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen 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.
Shipping, freight and delivery detailsWhat 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.
Read return eligibility and exclusionsGRI MS29A-B Surface Mount Switch Set with Magnasphere Technology, Closed Loop, 5W, 250V AC, DC
MS29A-B