POTS IN A BOX®
POTS IN A BOX®
Enterprise 5G and LTE appliances that replace analog copper lines for voice, fax, alarms, elevators and M2M — with battery backup and automatic cellular failover.
The Full Lineup
Five Appliances. One Mission: Retire Copper for Good.
Certified & Listed
UL-864 certified and CSFM listed for life-safety and fire alarm communications.
Up to 48-Hour Backup
Integrated battery and UPS power output keep critical lines up through outages.
Multi-Carrier Failover
Automatic, performance-based failover switches carriers before a call ever drops.
Managed by Ara
Provision, monitor and troubleshoot every appliance in your fleet from one platform.
5G RedCap 90X5
Modular POTS IN A BOX® / Business Gateway Platform
Modular PIAB and business gateway platform combining a 1 Gb/s router, 5G RedCap WWAN with LTE fallback, 4-8 FXS voice lines, and swappable power/battery modules — built for telephone line replacement, fixed wireless access, and internet backup.
4-8 FXS 
5G RedCap 
24hr Battery 
How it works
Live in three steps
Connect
Plug your existing analog phones, fax machines, alarm panels and elevator lines into the appliance's RJ-11 ports — no rewiring required.
Transmit
The appliance carries voice, FAX, DTMF and alarm signaling over a managed 5G/LTE network, with full E-911 and automatic failover.
Monitor
Track line status, run diagnostics and manage your whole fleet remotely through the Ara Device Management Platform.
Supported devices
One appliance, every analog endpoint
Compare & verify
Every appliance, side by side
Appliances at a glance
Carrier certifications by device
See every company, carrier, and device certification in the Trust Center.
Solutions
Purpose-built for the lines that can't go dark
Most deployed
POTS Line Replacement
Migrate copper voice, fax, alarm and elevator lines to a managed 5G/LTE appliance — preserving every signal your life-safety devices depend on.
Solution
Internet Backup & Cellular Failover
24–48 hour battery backup and instant cellular failover — your business never goes dark.
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Solution
Fixed Wireless Access
Primary or failover business internet over 5G/LTE, with automatic failover and battery backup baked in.
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POTS IN A BOX® frequently asked questions
What is POTS IN A BOX®?
Which POTS IN A BOX® appliance is right for my site?
Are POTS IN A BOX® appliances certified for fire alarm and life-safety use?
How long do POTS IN A BOX® appliances run during a power outage?
Do I need to replace my existing phones, fax machines, or alarm panels?
How does POTS IN A BOX® compare to other POTS replacement providers?
Not sure which appliance fits?
Tell us about your lines and devices — we'll recommend the right POTS IN A BOX® configuration.