Grandstream UCM6308 IP PBX Server w/8FXO and 8FXS Ports
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20,000+★★★★★5 Star Reviews
Free Shipping on Orders of $500+ *
Satisfaction Guaranteed
The UCM6308 is an easy to manage device that does not require licensing fees and can support up to 6000 users and up to 400 concurrent calls. It features advanced technology including three Gigabit auto-sensing RJ45 network ports with integrated PoE+ and support for a NAT router. This enterprise-grade IP PBX can be integrated with third-party CRMs and PMS allowing for custom integrations.
Features
- Enterprise-Grade Unified Communication Solution
- IP PBXs allows businesses of all sizes to build powerful and scalable unified communication solutions in an easy-to-manage fashion with no licensing fees
- Analog Telephone FXS Ports: 8 RJ11 Port
- PSTN Line FXO Ports: 8 RJ11 Port
- Users: 6000
- Concurrent calls: 400
- Max concurrent SRTP calls: 240
- Video Conference: Up to 40
- Voice Conference: Up to 160
- Three self-adaptive Gigabit ports (switched, routed or dual card mode) with PoE+
- 1USB 2.0, 1USB 3.0, 1SD card interface
- 320x240 color LCD with touch screen for Shortcut Keys and Scroll Bar
Included
- UCM6308 Appliance
- Ethernet Cable
- 2x 12 V Power Adapters
- Quick Installation Guide

New Product
These products are brand new and have never been used. They arrive in the original manufacturer packaging in pristine, factory-fresh condition.
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.

































































