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Emergency Intercom Alert System for Business Crisis Communication
Trusted by schools, factories, and offices worldwide to improve safety, efficiency, and communication
The Netbell emergency intercom alert system is a POE-IP based, affordable, easy-to-deploy Public Address system that delivers live, scheduled, or condition-triggered announcements, emergency alerts, and public address messaging. Designed for schools, factories, and warehouses, it provides a centralized way to broadcast daily communications to staff and visitors, as well as serves as an OSHA-compliant employee alarm system.
Trigger pre-recorded or live emergency messages to specific zones or entire facility with a single button. Automated integration with fire alarms, panic buttons, and security systems
IP-based emergency communication reaches all areas simultaneously. High-volume speakers ensure alerts are heard even in noisy environments. Crystal-clear voice intelligibility.
Pre-programmed evacuation messages activate automatically. Different protocols for fire, weather, security threats, or medical emergencies. Zone-specific evacuation routes.
Lockdown notifications, shelter-in-place alerts, and all-clear messages. Integration with access control systems. Silent alert options for active threat scenarios.
Works with existing VoIP phone systems. Use desk phones as emergency intercoms. RESTful API for custom integrations. Works on standard network infrastructure.
Coordinate emergency communications across multiple buildings or campus locations. Centralized control with site-specific alerts. Scalable from 2 to 200+ speakers.
Explore our most popular emergency intercom alert system kits, trusted by facilities nationwide. Each complete kit includes all the components you need for quick, DIY installation—no expensive contractors needed. Select a paging system below that best matches your facility’s requirements.
Every business has unique communication requirements. Whether you need simple paging or a specialized system that integrates with your existing PLCs to trigger custom audio alerts, we have the components to build your ideal solution.
Horn Speakers: Ideal for manufacturing facilities, warehouses, outdoor environments, and open spaces like
transportation centers. Provides focused, directional sound that can cut through ambient noise.
Wall-Mounted Speakers: Best when ceiling height is prohibitive or ceiling access is unavailable. Excellent for
environments where forward coverage and consistent spacing are crucial, such as hallways and corridors.
Ceiling Speakers: Designed for installation in drop-tile ceiling panels at heights between 8 and 20 feet.
Perfect for office environments, conference rooms, and classrooms where aesthetics and even sound
distribution are important.
The right module depends on your specific needs. Here’s a breakdown of available options:
Use these at entrances, gates, and access points to enable two-way communication. You can install multiple terminals within one system.
2. IP Call Station
Ideal for front offices or administrator areas, these stations allow for announcements and centralized control of networked endpoints. We offer two models:
3. VOIP Gateway
Connect a VOIP gateway to your existing phone system for live paging from any connected phone.
4. IP Audio Broadcast Terminal – External Audio Source Integration
Play audio from external sources (e.g., MP3 players) through IP speakers.
5. IP Call Box
Install anywhere in your facility to allow employees to make announcements to Netbell IP speakers.
You can also pair it with an 8-ohm speaker to create a cost-effective IP speaker system with talk-back capability.
You can add a Netbell-NTG-B controller for programmable break time scheduling,
automated reminders, and fire drills with custom pre-recorded messages. You only need one Netbell-NTG-B
device per system.
To manually activate an emergency sound, you can use one of the following push button switches:
Local Emergency Push Button Set – Connect to the digital inputs on the Netbell-NTG-B controller to manually activate pre-recorded emergency messages.
Network Push Button Set – Install this push button set at any location of your facility as long as it’s on the same network with the Netbell-NTG-B, to remotely activate pre-recorded emergency messages.
Here is a s standard IP paging system designed for factories, warehouses for instant alert, pre-recorded emergency messages, live announcements:
Netbell Emergency Alert & Safety Paging System
Yes. The Netbell-BT-105 allows you to add modern IP speakers to new areas of your facility while keeping your existing analog paging system exactly as it is. Simply connect the BT-105 to your current amplifiers via its line output, then add IP speakers over your network—no need to trace old wiring or reconfigure your existing setup. This makes expansion simple and cost-effective as your facility grows.
Yes, the Netbell-NTG-B controller has 4 digital inputs (5-24VDC or dry contact), that you can use one of them to integrate with the sprinkler system, and assign a message to this input.
Get a custom emergency intercom system designed for your facility’s specific needs. Our team will help you plan the perfect solution for crisis management, evacuation alerts, and mass notifications.
