STI 13520NG Universal Stopper Dome Cover, Enclosed Back Box and Opened Mounting Plate, Label Hood with Horn, Green
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
- Guards critical devices (pull stations, keypads, emergency buttons) from vandalism and accidental damage while maintaining clear visibility
- Integrated 105 dB audible alarm provides immediate deterrence and supports faster security monitoring and response
- NEMA Type 3RX, UV-stabilized polycarbonate construction delivers weatherproof, long-lasting protection for indoor/outdoor installations
- Low-profile, ADA-compliant design (<4" depth) fits most pull stations and preserves accessibility
- Enclosed back box with open mounting plate streamlines surface-mount wiring and reduces installation time
- Rugged continuous hinge and included gaskets minimize maintenance and downtime; backed by a 3-year limited warranty
Quick Specifications
- Product Model
- STI-13520NG
- Brand Name
- Safety Technology International
- Product Line
- Universal Stopper
- Product Name
- Universal Stopper STI-13520NG Fire Equipment Enclosure
Explore the details
Product information
STI-13520NG
Overview
Protect life-safety and access-control devices with the STI 13520NG Universal Stopper protective cover from Safety Technology International. Designed for commercial and institutional security applications, this rugged polycarbonate enclosure shields pull stations, keypads, intercoms and emergency buttons from vandalism, weather and accidental activation while preserving visibility for monitoring and surveillance.
The Universal Stopper combines a waterproof NEMA 3RX rating and UV-stabilized construction with a built-in 105 dB alarm to deter tampering and alert staff or security teams. Its low-profile, ADA-compliant profile (5.95" H x 4" W x 2.18" D) fits most standard pull stations, and the enclosed back box with an open mounting plate simplifies surface-mount installation and wiring. Ideal for schools, healthcare, transit and manufacturing sites that require reliable protection for safety devices, the STI-13520NG reduces false alarms and service interruptions while supporting emergency monitoring and response protocols.
Specify the STI 13520NG to harden your security infrastructure—order now or contact our sales team for volume pricing and application guidance.
Features
- Guards critical devices (pull stations, keypads, emergency buttons) from vandalism and accidental damage while maintaining clear visibility
- Integrated 105 dB audible alarm provides immediate deterrence and supports faster security monitoring and response
- NEMA Type 3RX, UV-stabilized polycarbonate construction delivers weatherproof, long-lasting protection for indoor/outdoor installations
- Low-profile, ADA-compliant design (<4" depth) fits most pull stations and preserves accessibility
- Enclosed back box with open mounting plate streamlines surface-mount wiring and reduces installation time
- Rugged continuous hinge and included gaskets minimize maintenance and downtime; backed by a 3-year limited warranty
| General Information | |
|---|---|
| Brand Name | Safety Technology International |
| Manufacturer | Safety Technology International, Inc |
| Product Line | Universal Stopper |
| Product Name | Universal Stopper STI-13520NG Fire Equipment Enclosure |
| Product Type | Security Cover |
| Product Model | STI-13520NG |
| Product Series | STI-13000 |
| Manufacturer Part Number | STI-13520NG |
| Technical Information | |
| Material | PC |
| Alarm Type | Audible |
| Device Supported | Duplex Plug, Emergency Button, Keypad, Pull Station |
| Environmental Conditions | |
| Sound Emission | 105 dB |
| Physical Characteristics | |
| Color | Green |
| Product Information | |
| Mount Type | Surface Mount |
| Warranty | |
| Limited Warranty | 3-Year |
| Miscellaneous | |
| Features | Molded, UV-stabilized |
| Indoor/Outdoor | Indoor, Outdoor |
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Plan your purchase
Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- STI-13520NG
- Manufacturer part:
- STI-13520NG
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 exclusionsSTI 13520NG Universal Stopper Dome Cover, Enclosed Back Box and Opened Mounting Plate, Label Hood with Horn, Green
STI-13520NG