POTS IN A BOX®
Advanced VAB-1
LTE POTS Replacement Solution
The VAB-1 POTS IN A BOX® replaces legacy wireline POTS lines by routing calls over IP with automatic LTE failover for always-on connectivity. With diverse routing plus an integrated UPS and 24-hour capable battery, it keeps critical analog devices online through internet and power outages.
POTS IN A BOX®
Key Features & Benefits
Engineered to keep you connected during power and internet outages, ensuring that your essential operations continue without disruption
8 RJ-11 Lines
Analog Support
Integrated UPS
UPS external power backup for approved devices
Cellular Internet Backup
Automatic cellular failover with dual SIM redundancy
GNSS Location Services
Battery Backup
Management & Visibility
Secure Network
Firewalled routing via NOC to enable call origination & completion
Designed for Critical Analog Lines
Elevator & Emergency Phones
Support for auto-dial call boxes and “ring-down” circuits helps keep emergency communications available.
Fire & Security Alarm Signaling
Multi-protocol support for fire and security alarms, with monitoring and alerting options.
Fax, Modems, M2M, & SCADA
Supports legacy fax and analog data use cases, including modems, telemetry, and machine-to-machine communication.
Device Specifications
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| Hardware |
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| Cellular |
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| Power |
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| Router Options | Optional wired NAT router features include DHCP, VPN, firewall |
* Battery duration varies based on usage.
Simplified Device Management
Secure web-based management, dashboards, and line monitoring make it easy to deploy and manage at scale.
- Restricted access to configuration and controls.
- Line status monitoring with alert capabilities.
- Mass provisioning plus a developer API for integration.
Device Certifications
Frequently Asked Questions
What does the VAB-1 replace?
The VAB-1 is designed to replace traditional wireline POTS lines used by legacy analog devices by carrying voice and signaling over LTE and internet pathways.
Will the VAB-1 work with elevator phones, alarm panels, and call boxes?
Yes, the VAB-1 supports common POTS replacement use cases such as elevator/emergency/ring-down phones and fire/security alarm signaling, plus monitoring features for visibility.
Does the VAB-1 support fax and modem-style communication?
Yes—the VAB-1 supports legacy fax transmission and legacy analog data use cases, including modem/M2M communication and telemetry/SCADA-style applications.
What happens during an internet or power outage?
VAB-1 supports routing over cellular and alternative internet access pathways for failover, and includes an internal battery designed for up to 24 hours standby to improve continuity during local power events.