IP Centrex Grandstream UCM6304

Name: IP Centrex Grandstream UCM6304 UCM 6304
Brand: Grandstream
SKU: 4153792
Price: 746.99 EUR
Availability: InStock

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Short description

The Grandstream UCM6304 is a hosted IP Centrex system supporting up to 2000 users. It features Gigabit Ethernet LAN, operates on 100-240V AC, and has a compact design with dimensions of 187.2mm x 485mm x 46.2mm. The system includes an LCD display for easy management and offers reliable performance for business communications.

Available at price 746.99 €: 21 pcs.

Total available for order: 39 pcs.

Warranty: 2 Years

SKU: 4153792

Manufacturer: Grandstream

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From 4.99 € (Weight: 3.38 kg)

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All payment Methods:

Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities

36 months installment: from 20.75 euros per month

Leasing for legal entities: from 26 euros per month

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Product information

Description

The Grandstream IP Centrex UCM6304 is a unified communications and collaboration platform designed for businesses requiring a scalable on-premise IP PBX. Supporting up to 2000 users, the UCM6304 consolidates voice, video calling, web meetings, video conferencing, data and analytics on a single centralized network. The unit features Gigabit Ethernet LAN, an LCD display for management, and a compact chassis (187.2mm x 485mm x 46.2mm) powered by 100–240V AC.

Advantages

The UCM6304 provides a high-capacity IP Centrex solution with built-in web meeting and video conferencing capabilities, native support for mobility and security tools, and compatibility with Grandstream’s ecosystem including Wave app and UCM RemoteConnect. It supports hybrid deployment models by combining on-premise control with remote access services, and offers cloud setup and centralized management through GDMS plus API access for third-party integrations.

Suitable for

Small to mid-sized and distributed businesses requiring up to 2000 users
Organizations that need integrated voice, video conferencing and web meetings
Enterprises seeking hybrid on-premise and remote collaboration with secure remote access
Installations requiring Gigabit Ethernet LAN connectivity and compact rack or shelf mounting

Key specifications

Model: IP Centrex Grandstream UCM6304 (MPN: UCM 6304)
Maximum supported users: up to 2000
Network: Gigabit Ethernet LAN
Power: 100–240V AC
Dimensions: 187.2 mm x 485 mm x 46.2 mm
Management: LCD display, GDMS cloud setup and management, API for integrations
Included features: built-in web meetings, video conferencing, mobility and security tool support

How to use

Install the UCM6304 in an appropriate rack or on a shelf and connect it to your local network via the Gigabit Ethernet port. Power the unit from a 100–240V AC source and use the LCD display for initial configuration. Use the built-in web meeting and video conferencing services or connect IP phones, mobile clients and GVC devices to the centralized IP PBX. Configure user accounts, extensions and trunking through the web management interface or via GDMS for cloud-assisted setup.

Usage recommendations

For reliable performance, deploy the UCM6304 in a secure network segment with adequate bandwidth for simultaneous voice and video sessions. Combine with the Wave app and UCM RemoteConnect to enable secure remote access and hybrid deployments, and use GDMS and the API to maintain centralized configuration and monitoring.

All features

Weight:: 2.49 kg
Package weight:: 3260 g
AC adapter output voltage:: 12
AC adapter output current:: 2 A
Ethernet LAN:: Yes
Height:: 46.2 mm
Width:: 187.2 mm
Depth:: 485 mm
Number of users:: 2000 user(s)
Conference call:: Yes
Ethernet LAN (RJ-45) ports:: 3
Caller ID:: Yes
Call forwarding:: Yes
Call waiting:: Yes
Card reader integrated:: Yes
RJ-11 ports quantity:: 8
Network address translation (NAT):: Yes
Number of simultaneous calls (max):: 200
FAX server integrated:: Yes
Call queueing:: Yes
SIP trunking:: Yes
Call park:: Yes
AC input frequency:: 50 - 60
AC input voltage:: 100 - 240
Built-in display:: Yes
Display type:: LCD
Power over Ethernet (PoE) ports quantity:: 1
Foreign eXchange Station (FXS) ports quantity:: 4
Foreign eXchange Office (FXO) ports quantity:: 4
Product type:: IP Centrex (hosted/virtual IP)
Ethernet LAN interface type:: Gigabit Ethernet

Instructions

mmo_85117578_1614257182_5307_38999.pdf

Description

Instructions

mmo_85117578_1614257182_5307_38999.pdf

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Warehouse	Stock	Delivery to the store	Store Price
WH94	21	01.07.2026 Best delivery	746.99 € Best price
WH356	18	02.07.2026	939.49 €

746.99 €

Stock: 21

Delivery Date: 01.07.2026 Best delivery

Warehouse: WH94

939.49 €

Stock: 18

Delivery Date: 02.07.2026

Warehouse: WH356

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Customer questions

FAQ

How much does the IP Centrex Grandstream UCM6304 cost, and is it available for purchase?

The price is 746.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 39 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 01.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities. All transactions are 100% secure and encrypted.

Can IP Centrex Grandstream UCM6304 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the IP Centrex Grandstream UCM6304 online, and the application process is as simple as possible:

Select the product on the website and add it to your cart;
When placing your order, choose the payment method “Installments”;
Fill in the required details for the lending partner;
Receive a decision within a few minutes.

For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Grandstream products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Grandstream service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

Where can I download the instructions for IP Centrex Grandstream UCM6304?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

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