Model:
278511SKU:
278511Availability:
In Stock
$11.00
Estimated price. Final price and availability are subject to confirmation. Contact our sales team for a current quote.
Overview
The ST-DM121NC-BR, model 278511, is designed as a key component within announcers security systems for premises. It supports effective communication and enhances security management in various environments.
Key Features
- Essential for announcers security setups
- Designed for premises security applications
- Supports communication within security systems
Before making a purchase, ensure that the ST-DM121NC-BR meets your system requirements and compatibility needs. This component is suited for users looking to maintain or upgrade their security announcer systems.
For additional details or technical inquiries about this product, reach out to Safsale's support team to assist with your selection and integration process.
Reviews: 2
Service Technician
11/24/2025
The ST-DM121NC-BR magnetic contact detector integrated smoothly into our existing security announcer system. Installation was straightforward, and it reliably detects door status without false alarms. We've used it in multiple premises with consistent performance. Its compatibility with legacy systems makes it a practical choice for security upgrades in older facilities.
Installer
07/21/2024
The ST-DM121NC-BR magnetic contact detector integrated smoothly with our existing security announcer system. Installation was straightforward and it responded reliably during testing. It’s a solid choice for premises where consistent communication between security components is necessary.
Questions: 3
Safsale Product Desk
09/02/2025
When should Safsale be contacted before ordering?
The administration's response:
Contact Safsale before ordering when the datasheet is missing, the model number is unclear, or the product must be compared with an existing part. Extra checking is recommended when several similar variants appear in the same category.
Safsale Product Desk
05/20/2025
What should be checked before ordering this item?
The administration's response:
Compare the full model number, listed dimensions, rating values, mounting details, and connection requirements with the project documentation. When available, review the manufacturer datasheet before ordering so the item can be matched against the required specification range.
Safsale Product Desk
03/08/2025
Which product details should be compared first?
The administration's response:
Start with the complete model number, product category, physical size, listed rating values, and any manufacturer notes shown in the datasheet. These details help separate this item from similar catalog entries before a final order is placed.