Adtran NetVanta 6250 16-Port FXS IP Business Gateway - Refurbished
-
20,000+★★★★★5 Star Reviews
Free Shipping on Orders of $500+ *
Satisfaction Guaranteed
Adtran NetVanta 6250 16-Port FXS IP Business Gateway - Refurbished
The Adtran NetVanta 6250 is a robust IP business gateway designed to bridge traditional analog voice systems with modern VoIP networks. This refurbished unit provides 16 FXS ports, making it an ideal solution for businesses transitioning to IP-based communications while maintaining existing analog equipment.
Key Features and Benefits
- 16 FXS Ports: Connect up to 16 analog devices including phones, fax machines, and modems to your IP network
- Seamless VoIP Integration: Converts analog voice signals to IP packets for transmission over your data network
- Cost-Effective Telephony:Leverage existing analog equipment while transitioning to modern IP communications
- Enterprise-Grade Reliability: Built for demanding business environments with stable, dependable performance
- SIP Protocol Support: Compatible with leading SIP-based VoIP service providers and IP-PBX systems
- Advanced Voice Quality: Features echo cancellation and voice activity detection for clear communications
- Flexible Deployment: Suitable for small to medium-sized businesses, remote offices, and multi-location enterprises
Product Overview
The NetVanta 6250 serves as a critical bridge between legacy telephony infrastructure and next-generation IP communications. Businesses looking to modernize their phone systems without replacing all existing equipment will find this gateway invaluable. It enables organizations to reduce long-distance costs through VoIP while preserving investments in analog devices. The 16-port configuration provides ample connectivity for departmental deployments or small office installations, and the unit's compact 1U rack-mountable design ensures easy integration into existing network infrastructure.
Technical Specifications
- Interface: 16 x FXS (RJ-11) ports for analog devices
- Protocol Support: SIP (Session Initiation Protocol)
- Voice Codecs: G.711, G.729, G.726, and others for bandwidth optimization
- Network Interface: Ethernet connectivity for IP network integration
- Form Factor: 1U rack-mountable chassis
- Power: AC power supply included
Why Buy from PC Liquidations
This refurbished Adtran NetVanta 6250 has been fully reconditioned by certified technicians to ensure reliable operation in your business environment. Every unit comes with a comprehensive warranty, giving you confidence in your investment. With over 250,000 happy customers relying on quality refurbished equipment, you can trust that this gateway will deliver the performance your business demands.
Whether you're upgrading your communications infrastructure or expanding your current system, this IP gateway offers the functionality and reliability needed for professional telephony applications. Our rigorous 25+ point certification process ensures that each unit meets strict quality standards before shipment, providing you with dependable equipment at a fraction of the cost of new.

Refurbished
| Functionality | |
|---|---|
| Cosmetics |
All refurbished items are restored to full functionality, and their grades reflect only cosmetic condition. Lower-grade products may have more visible blemishes but are rigorously tested and cleaned to ensure identical performance and warranty coverage.
No-hassle returns. Zero restocking fees.
Wrong item? Changed your mind? Don't need it anymore? We've got you covered.
30-Day Returns
- No restocking fees, ever
- Refund or store credit — your choice
- 30 days from invoice date
- Return in original condition, securely packed
Fast Shipping
- Ships within 2 business days*
- Rush & Saturday delivery available — call us
- Free ground shipping available (continental US orders over $500)
- Overnight delivery available
1-Year Warranty
- Covers defects & functional failures
- Normal business use, from date of purchase
- Batteries: 90 days (consumable)
- Excludes misuse, modification, mishandling
Need help finding the right product?
Our team is ready with expert support before and after your purchase.
*Shipping and delivery on business days. Purchaser is responsible for return shipping costs and insurance. Free/fixed shipping offers exclude palletized items — call for freight rates.
























































