SKU: 38385350289

Grandstream UCM6308A Audio Unified Communication PBX

Sale price$6634.14 Regular price$7371.27
Save 10%

Pay in installments of $1842.82 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 25 - Sep 30

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Grandstream UCM6308A Audio Unified Communication PBXEmpower Your Business with a Scalable, Feature Rich Communication Hub The Grandstream UCM6308A Audio Series IP PBX is a powerful and scalable solution designed to unify all your business communications. This appliance provides a centralized platform for voice, instant messaging (IM), audio conferencing, and more, making it ideal for small to medium sized enterprises. With support for up to 1500 users and 200 concurrent calls, the UCM6308A is built to

Empower Your Business with a Scalable, Feature-Rich Communication Hub

The Grandstream UCM6308A Audio Series IP PBX is a powerful and scalable solution designed to unify all your business communications. This appliance provides a centralized platform for voice, instant messaging (IM), audio conferencing, and more, making it ideal for small to medium-sized enterprises. With support for up to 1500 users and 200 concurrent calls, the UCM6308A is built to grow with your business. It comes equipped with 8 FXS ports for analog phones or fax machines and 8 FXO ports for connecting to traditional PSTN lines.

Seamless Collaboration and Remote Connectivity

The UCM6308A includes a built-in Instant Messaging, Audio Conferencing, and Web Meetings platform, allowing users to connect and collaborate from anywhere. The free Wave App for desktop, web, and mobile devices (Android/iOS) enables seamless voice and IM communications, keeping your team connected whether they are in the office or remote. Furthermore, it supports the UCM RemoteConnect cloud service, which facilitates secure remote connections for a hybrid work environment.

Robust Security and Reliability

Grandstream prioritizes the security of your communications. The UCM6308A features advanced security protection, including secure boot, a unique certificate, and a random default password to safeguard your calls and accounts. An automated NAT firewall traversal service helps to secure remote connections. For enhanced reliability, the system supports Hot Standby High-Availability and local dual deployment.

Key Features at a Glance:

  • Supports up to 1500 users and 200 concurrent calls.
  • 8 RJ11 FXS ports for analog telephones.
  • 8 RJ11 FXO ports for PSTN lines.
  • Three self-adaptive Gigabit ports with integrated PoE+.
  • Built-in audio conferencing and web meetings platform.
  • Free Wave App for desktop, web, and mobile communication.
  • Compatible with GDMS for cloud setup and management.
  • Advanced security features including secure boot and unique certificates.

Technical Specifications

Category Specification
Analog Telephone FXS Ports 8 x RJ11 ports (with lifeline capability)
PSTN Line FXO Ports 8 x RJ11 ports (with lifeline capability)
Network Interfaces 3 x Self-adaptive Gigabit ports (switched, routed, or dual mode) with PoE+
NAT Router Yes (supports router mode and switch mode)
Peripheral Ports 2 x USB 3.0, 1 x SD card interface
Maximum Call Capacity Users: 1500, Concurrent calls: 200, Concurrent SRTP calls: 150
Conference Bridge Up to 9 meeting rooms and 150 parties
Voice and Fax Codecs G.711a/u, G.722, G.726-32, iLBC, G.729A/B, Opus, T.38
Telephony Operating System Based on Asterisk version 16
Auto Attendant Up to 5 layers of IVR (Interactive Voice Response)
Mounting Rack Mount & Desktop
Dimensions (W x D x H) 19.09 in x 7.37 in x 1.82 in
Weight 5.60 lb
Operating Temperature 32 - 113ºF / 0 ~ 45ºC
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 38385350289

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.6 ★★★★★
Based on 29 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
J
Verified Purchase
jeff
New York, US
★★★★★ 5
Great product
Size: 5 FT, Style: 0 (1/0) AWG RED
Good quality cable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 1, 2026
N
Verified Purchase
N. A. Williams
Boise, US
★★★★★ 5
89 mercruiser works fine
The mounting bracket was a little smaller than orginal, but no big deal, just drilled new hole in mounting plate. Solved my starting problem
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2023
C
Verified Purchase
Charles R Gunther
Lexington, US
★★★★★ 5
Direct replacement
Direct replacement for a failed solenoid on my Larson boat. Easy to install and works as it should.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 3, 2022
O
Verified Purchase
osborne
Phoenix, US
★★★★★ 3
Working
Hard to find work great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
J
Verified Purchase
Jon
Alexandria, US
★★★★★ 4
Did its job
Got me back onto the water. The mounting holes distances from center to center are less than original equipment. But in a pinch they will do the job.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2024

recommand products