GRI N4473 Series Switch Set, MM-400 Rare Earth Magnet Paired with Molded 80 3/8" Case, SPST, N/O, Brown (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.
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Key Features
- Discreet, low-profile design: MM-400 rare earth magnet in a molded 3/8" case for concealed installations and professional aesthetics
- Reliable alarm monitoring: SPST (N/O) closed-loop contact with a 0.5" standard gap reduces false alarms and improves perimeter security
- Easy installation & serviceability: 3/4" switch hole accommodates wiring and simplifies testing or replacement without full disassembly
- Built for real-world conditions: hermetically sealed plated contacts resist sticking or freezing for long-term reliability
- Commercial-grade support: US-made with a lifetime warranty—ideal for security, surveillance and access control systems
Quick Specifications
- Product Model
- N4473-B
- Brand Name
- George Risk Industries
- Product Name
- N4473-B Magnetic Contact
- Product Type
- Magnetic Contact
Frequently Bought Together
GRI N4473 Series Switch Set, MM-400 Rare Earth Magnet Paired with Molded 80 3/8" Case, SPST, N/O, Brown (Min Order Qty of 10)
$4.63
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Total: $34.40
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Product information
N4473-B
Overview
Secure perimeter openings with a compact, installation-friendly magnetic contact engineered for dependable alarm monitoring. The George Risk Industries N4473 Series switch set pairs a powerful MM-400 rare earth magnet with a molded 3/8" case and an SPST (N/O) switch to deliver consistent performance for door and window applications in wood or aluminum frames. At a 0.4" magnet diameter and a 0.5" standard gap, the contact offers a discreet footprint that minimizes exposed hardware while preserving reliable sensor activation for security and surveillance systems. The larger 3/4" switch mounting hole streamlines wire routing and future serviceability, making testing and replacement faster for installers and maintenance teams. Hermetically sealed plated contacts resist sticking or freezing, ensuring long-term operation in varied environments. Manufactured in the US and backed by a lifetime warranty, this magnetic contact is designed for commercial-grade perimeter protection, access control integration, and alarm monitoring. Min order qty 10 — add the George Risk N4473 to your next project or contact sales for bulk pricing and installation guidance.
Features
- Discreet, low-profile design: MM-400 rare earth magnet in a molded 3/8" case for concealed installations and professional aesthetics
- Reliable alarm monitoring: SPST (N/O) closed-loop contact with a 0.5" standard gap reduces false alarms and improves perimeter security
- Easy installation & serviceability: 3/4" switch hole accommodates wiring and simplifies testing or replacement without full disassembly
- Built for real-world conditions: hermetically sealed plated contacts resist sticking or freezing for long-term reliability
- Commercial-grade support: US-made with a lifetime warranty—ideal for security, surveillance and access control systems
| General Information | |
|---|---|
| Brand Name | George Risk Industries |
| Manufacturer | George Risk Industries |
| Product Name | N4473-B Magnetic Contact |
| Product Type | Magnetic Contact |
| Product Model | N4473-B |
| Product Series | 4473 |
| Application/Usage | Aluminum, Wood |
| Country of Origin | US |
| Packaged Quantity | 10 |
| Manufacturer Part Number | N4473-B |
| Technical Information | |
| Contact Form | Form A |
| Standard Gap | 0.50" |
| Connectivity Technology | Wired |
| Physical Characteristics | |
| Color | Brown |
| Power Description | |
| Power Source | DC Power |
| Product Information | |
| Diameter | 0.40" |
| Contact Type | Closed Loop, NO (Normally Open) |
| Installation Type | Hybrid (DIY + Professional) |
| Warranty | |
| Limited Warranty | Lifetime |
| Miscellaneous | |
| Features | End of Line (EOL) Resistor |
| Additional Information | Press To Fit Also Available in Stubby Version Hermetically Sealed Plated Contacts Resist Sticking or Freezing |
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Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- N4473-B
- Manufacturer part:
- N4473-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 N4473 Series Switch Set, MM-400 Rare Earth Magnet Paired with Molded 80 3/8" Case, SPST, N/O, Brown (Min Order Qty of 10)
N4473-B