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GrandStream UCM6304 IP PBX - 4 FXO, 4 FXS IP-PBX AU

Price:

$ 976.25


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GrandStream UCM6304 IP PBX - 4 FXO, 4 FXS IP-PBX AU

https://arcip.com.au/web/image/product.template/3595/image_1920?unique=a404f89

Grandstream UCM6304 UCM6300 series IP PBX with 4 FXS ports and 4 FXO ports, lifeline capable. Up to 2000 users and 300 concurrent G.711 calls. Built-in web meetings and video conferencing for up to 200 participants, free Wave app for desktop, web and mobile, UCM RemoteConnect. Three Gigabit ports with PoE+ and NAT router. Opus and H.265/H.264 video, call centre ACD, multi-level IVR, GDMS cloud management, secure boot. Rack mount and desktop. Genuine Grandstream from ARC IP Networks, authorised Grandstream reseller with Australian stock.

$ 976.25 976.25 AUD $ 976.25 incl. GST

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Ubiquiti Grandstream
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    Authorised Australian Reseller | Australian Stock | Genuine Local Warranty

  • Instalment
    Buy Now, Pay Later 
  • [Warranty Information] Warranty
    Manufacturer Warranty 
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Estimate delivery times: 3-7 business days 
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Accepted payments: Google Pay, Apple Pay, Visa, Mastercard and PayPal
SKU
UCM6304
Barcode
6947273703204
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Grandstream UCM6304 at a glance

The Grandstream UCM6304 is a UCM6300 series IP PBX with 4 FXS ports and 4 FXO ports, supporting up to 2000 users and 300 concurrent G.711 calls. It includes built-in web meetings and video conferencing, the free Wave app for desktop, web and mobile, three Gigabit ports with PoE+ and cloud management through GDMS.

ARC IP Networks is an authorised Grandstream reseller in Australia. We supply the Grandstream UCM6304 from Australian stock.

Analogue ports4 FXS + 4 FXO
UsersUp to 2000
Concurrent calls300 (G.711)
MeetingsUp to 200 participants

Best for

  • Medium businesses and multi-department sites needing a rack-mount IP PBX
  • Offices keeping analogue PSTN lines and analogue phones alongside SIP
  • Teams that want built-in video meetings and the Wave app for remote work

Key features

4 FXS ports and 4 FXO ports (RJ11), all with lifeline capability in case of power outage.

Up to 2000 users and 300 concurrent G.711 calls (200 with SRTP).

Built-in web meetings and video conferencing: unlimited meeting rooms, up to 15 simultaneous public rooms and up to 200 participants, 9 video feeds per room.

Free Wave app for desktop, web and mobile, plus UCM RemoteConnect for secure remote access.

Three self-adaptive Gigabit ports (switched, routed or dual mode) with PoE+ and NAT router.

Full-band Opus voice and H.265/H.264/H.263/VP8 video, with jitter resilience up to 50% packet loss.

Call centre queues with ACD and an auto attendant with up to 64 layers of IVR.

Zero-config provisioning of Grandstream SIP endpoints and cloud management through GDMS.

Secure boot, unique certificate and random default password; SRTP, TLS, ZRTP and 802.1X.

Hot Standby High Availability support and a full API for CRM and PMS integration.

Grandstream UCM6304 specifications

Grandstream UCM6304 technical specifications
SpecificationValue
Telephony Ports
FXS4 RJ11 ports (lifeline capable)
FXO4 RJ11 ports (lifeline capable)
ExpansionPeer with an FXS or FXO gateway for more ports
Capacity
Users2000
Concurrent calls (G.711)300
Concurrent SRTP calls (G.711)200
MeetingsUnlimited rooms, up to 15 simultaneous public rooms, 200 participants max, 9 video feeds per room
IVRUp to 64 layers
Network & Interfaces
EthernetThree self-adaptive Gigabit ports (switched, routed or dual mode) with PoE+
NAT routerYes (router mode and switch mode)
Peripheral ports2 x USB 3.0, 1 x SD card interface
Display128x32 dot matrix graphic LCD with DOWN and OK buttons
Voice, Video & Software
Voice/fax codecsOpus, G.711 A-law/U-law, G.722, G.722.1, G.722.1C, G.723.1, G.726-32, G.729A/B, iLBC, GSM; T.38
Video codecsH.265, H.264, H.263, H.263+, VP8
Telephony OSBased on Asterisk version 16
EncryptionSRTP, TLS, HTTPS, SSH, 802.1X, ZRTP
ManagementGDMS, full API, AES encrypted XML provisioning, ZeroConfig
Power & Physical
Power supply2 x DC 12 V power jacks; 100-240 V AC in, 12 V DC 2 A out
Dimensions485 x 187.2 x 46.2 mm (L x W x H)
WeightUnit 2490 g; package 3260 g
MountingRack mount and desktop
Operating temperature0 °C to 45 °C, 10-90% humidity non-condensing
ComplianceFCC, CE, IC, RCM

Figures from Grandstream's official product information.

The Grandstream UCM6304 in depth

A complete business phone system

The UCM6304 unifies voice, video calls, meetings, paging, intercom and facility access on one on-premise IP PBX, with 4 FXS ports for analogue phones or fax and 4 FXO ports for PSTN lines.

Meetings and remote work built in

Built-in web meetings host up to 200 participants, and the free Wave app lets staff join meetings and make calls from desktop, web browser or mobile, with UCM RemoteConnect handling secure NAT traversal.

Managed and secure

GDMS gives cloud setup, monitoring and management, while secure boot, unique certificates and random default passwords protect the system, with Hot Standby High Availability for extra reliability.

Frequently asked questions

Straight answers about the Grandstream UCM6304 from the ARC IP Networks team. Last reviewed October 2026.

Up to 2000 users and 300 concurrent G.711 calls.

4 FXS ports and 4 FXO ports, all with lifeline capability in case of power outage.

Yes. It has built-in web meetings and video conferencing for up to 200 participants across all rooms.

A free Grandstream app for desktop, web and mobile that lets users join UCM-hosted meetings and make or receive calls with their UCM6300 series SIP accounts.

Yes, through Grandstream Device Management System (GDMS).

ARC IP Networks is an authorised Grandstream reseller and supplies the UCM6304 from Australian stock.

Explore more Grandstream: Grandstream in Australia · Grandstream

Buy the Grandstream UCM6304 in Australia

ARC IP Networks is an authorised Grandstream reseller, supplying Grandstream products to homes, businesses and integrators across Australia.

  • Genuine Grandstream with the full manufacturer's warranty.
  • Australian stock, shipped Australia-wide.
  • Local pre-sales help choosing the right model.
  • Trade and project pricing available.

Need help choosing Grandstream?

Ask ARC IP Networks for project pricing or a quote, or call us to check the right Grandstream model for your site.

Brand Grandstream

Accurate Shipping Costs

Our online shipping calculator is designed to provide a final, accurate shipping cost based on the items in your cart and your delivery postcode. Shipping costs are calculated at checkout based on your order and delivery postcode. The final cost is calculated based on several factors which are automatically accounted for by our system, including:

  • The stock location of the item(s) across our warehouses.
  • Orders with multiple items that may require special packaging.
  • The weight and dimensions of the order (including heavy or oversized items).
  • The delivery courier servicing your specific region.

Delivery Times


 

Standard Processing


Most orders placed by 2pm AEDT are dispatched for next working day delivery. Larger orders may require 1-2 additional business days for processing. If timing is critical, please contact us to discuss expedited options (additional charges may apply).


Delivery Timeframes


Region

Processing Time

Express Delivery

Standard Delivery

VIC, NSW, SA, QLD Metro, TAS

1-2 business days

1-2 business days

2-4 business days

NT, WA, QLD Rural

1-2 business days

1-2 business days

3-5 business days

New Zealand

1-2 business days

2-3 business days

4-10 business days

Please note: Processing times may extend during peak periods such as Christmas and end of financial year.

Free Warehouse Pickup



Save on shipping costs with free pickup from our ARC IP Networks Blackburn warehouse. Simply place your order online or by phone, and collect during business hours (Monday to Friday). Please allow time for picking and packing. For urgent orders, call 1300 100 440 to confirm your order is ready.

ARC IP Networks Pickup Address: 6 George Street, Blackburn, VIC 3130


Insurance & Tracking



All ARC IP Networks shipments are fully insured and trackable. Once dispatched, you'll receive an email with your tracking number and courier website details. If your item is confirmed lost or damaged by our courier, we'll arrange a replacement in consultation with you.


International Shipping



ARC IP Networks ships to New Zealand. Please note:


  • Import duties and taxes vary by country
  • Buyers are responsible for all customs charges
  • Contact your local customs authority before ordering
  • We'll provide required documentation for smooth customs clearance
  • Buyers cover all shipping costs for returns due to refused duties/taxes


Delivery Requirements


Signature Required


All deliveries must be signed for. If you won't be home, contact our Sales Support team to arrange Authority to Leave. Important: Authority to Leave voids shipping insurance if parcels are lost or stolen.


Delivery Restrictions


We do not deliver to PO Boxes or Parcel Lockers as our couriers cannot access them. Orders sent to these addresses will be returned, incurring redelivery fees.


Shipping Issue Resolution


ARC IP Networks works closely with our shipping partners to resolve any delivery issues quickly and fairly:


  1. Confirmation: We verify expected delivery dates with our shipping partners
  2. Investigation: Issues outside normal timeframes trigger formal investigations
  3. Communication: We keep you updated throughout the resolution process
  4. Resolution: Confirmed lost items are replaced or refunded after investigation completion


Please note: Refunds for lost, missing, or delayed orders cannot be processed until shipping partner investigations are complete. This does not affect your rights under the Australian Consumer Law, and refunds or replacements will be provided where required once loss or damage is confirmed.

Warranty & Faulty Products

ARC IP Networks complies with the Australian Consumer Law (ACL).

If a product is faulty, damaged, not of acceptable quality, or does not perform as advertised, you are entitled to a repair, replacement, or refund in accordance with ACL.

Manufacturer Warranty Returns

For faults developing after 14 days within the warranty period:

  • Contact ARC IP Networks first at info@arcip.com.au or 1300 100 440
  • We will assess the issue and coordinate with manufacturers, authorised service centres, or distributors on your behalf
  • Where required, a manufacturer RMA may be arranged
  • ARC IP Networks manages the return process and next steps

Dead on Arrival (DOA)

Products that arrive faulty or damaged must be reported within 14 days of delivery.

ARC IP Networks will arrange assessment, replacement, or refund as appropriate.

Change of Mind & Non-Faulty Returns

Change-of-mind returns must be requested within 14 days of delivery. For change-of-mind returns, the product must be unused, unopened, in its original packaging, and returned with all accessories and documentation. These conditions apply only to change-of-mind returns and do not limit or exclude your rights under the Australian Consumer Law. Some products are not eligible for change-of-mind returns, including:

  • Ex-demo products
  • Clearance or markdown items
  • Special-order items
  • Products clearly marked “No Change-of-Mind Returns”

Important

This does not affect your rights under Australian Consumer Law.

If a product is faulty, not of acceptable quality, or does not meet advertised specifications, it remains eligible for return regardless of category.

Refunds & Processing Timeframes

  • Approved refunds are processed within 7 business days of receiving returned goods
  • Refunds are issued to the original payment method, unless otherwise agreed
  • Replacement or repair may be offered where appropriate
  • Store credit may be offered only with customer consent

Handling fees and non-returnable service charges may not be refundable where permitted by law.


Restocking Fees

For approved change-of-mind or non-faulty returns, a 15% restocking fee applies.

  • Any applicable restocking fee will be clearly communicated prior to return approval
  • The fee will be deducted from the refund amount
  • Restocking fees do not apply to returns made under the Australian Consumer Law, including faulty, damaged, or misrepresented goods.

Return Shipping Costs

  • Change-of-mind returns: The customer is responsible for return shipping costs.
  • Faulty or defective products: ARC IP Networks covers return shipping under Australian Consumer Law.

Non-Warranty Repairs

For issues not covered by warranty:

  • ARC IP Networks will provide a quote before proceeding
  • Customers are responsible for all shipping and service costs
  • No repairs are undertaken without customer approval

Return Methods

Returns may be made:

  • In-store at ARC IP Networks – 6 George Street, Blackburn VIC 3130
  • Or by shipment as instructed by our support team

Proof of purchase is required for all returns.

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