Digital trunk integration
Connect an approved T1, E1 or J1 service through the integrated interface.
Not sure what you need?
Read our complete guide.
Not sure what you need?
Read our complete guide.
Grandstream • SKU UCM6510
An enterprise IP PBX for up to 2,000 users and 200 calls, with an integrated T1/E1/J1 interface, two FXO, two FXS and lifeline capability.

The exact Grandstream UCM6510 is an enterprise PBX with an integrated T1/E1/J1 digital interface, two FXO PSTN ports and two FXS analog ports with lifeline capability. It supports up to 2,000 users, 200 SIP trunk accounts, 200 concurrent calls and up to 64 conference attendees. A 1GHz quad-core processor, 1GB DDR3 RAM, 32GB flash, Gigabit networking with PoE, USB, SD storage, NAT routing and TLS/SRTP security distinguish it from the unrelated UCM6108 text in the old DigiPhone description.
Quick answer: Choose the UCM6510 only when the project specifically requires its T1/E1/J1 interface or an existing compatible UCM6510 environment. Do not use the copied UCM6108 specifications from the old listing.
Connect an approved T1, E1 or J1 service through the integrated interface.
Support up to 2,000 users and 200 concurrent calls.
Use two FXO and two FXS ports with supported lifeline capability.
A quick fit check for Australian businesses comparing equipment for users, rooms, sites or wider projects.
| Exact model | Grandstream UCM6510 |
|---|---|
| Users | Up to 2,000 |
| Concurrent calls | Up to 200 |
| Digital interface | 1 × T1/E1/J1 |
| Analog ports | 2 × FXO and 2 × FXS with lifeline |
| Memory | 1GB DDR3 RAM / 32GB flash |
| Conference capacity | Up to 64 attendees |
No. UCM6510 is a different enterprise PBX with T1/E1/J1 support; the old page contains copied UCM6108 text.
Grandstream specifies up to 2,000 users and 200 concurrent calls.
It includes one T1/E1/J1 interface plus two FXO PSTN ports and two FXS analog ports.
It is most relevant where a compatible digital trunk or an existing UCM6510 deployment must be supported; complete a current lifecycle and integration review first.
Compatibility should not be assumed. Confirm the exact Grandstream model, firmware, account, network, power and accessory requirements before ordering.
This DigiPhone listing is presented as an Australian version or Australian-market service entitlement with applicable Australian Consumer Law protections.
Yes. Contact DigiPhone with SKU UCM6510, site and user quantities, target platform and required services for compatibility, licensing and project support.
Connect a compatible digital carrier interface.
Support large enterprise extension requirements.
Serve limited PSTN and analog-device needs directly.
Provision supported Grandstream endpoints centrally.
Use TLS, SRTP, HTTPS and encryption acceleration.
Use 32GB flash plus supported USB and SD media.
Best for: enterprise, campus and hospitality environments requiring a compatible T1/E1/J1 interface or support for an existing UCM6510 estate.
| DigiPhone SKU | UCM6510 |
|---|---|
| Product type | Enterprise IP PBX |
| Users | Up to 2,000 |
| Concurrent calls | Up to 200 |
| SIP trunk accounts | Up to 200 |
| Digital interface | 1 × T1/E1/J1 |
| FXO / FXS | 2 × FXO / 2 × FXS with lifeline |
| Processor | 1GHz quad-core Cortex-A9 |
| Memory | 1GB DDR3 RAM and 32GB flash |
| Network | Gigabit ports with integrated PoE and NAT router |
| Peripheral | USB and SD card support |
| Security | TLS, SRTP, HTTPS and hardware encryption acceleration |
| Conference | Up to 64 attendees |
| Manufacturer warranty | Grandstream manufacturer warranty in Australia; duration not supplied |
Compatibility note: Confirm lifecycle, firmware, digital-trunk framing/signalling, Australian carrier service, endpoints, storage, backup, security, UPS and support plan.
| SKU | UCM6510 |
| Barcode # | 6947273701651 |
| Brand | GRANDSTREAM |
| Shipping Weight | 5.0000kg |
| type | IP PBXS |
This DigiPhone listing is supplied as an Australian version and is covered by the Grandstream manufacturer warranty in Australia; the duration and service conditions were not stated in the supplied DigiPhone record and should be confirmed for this exact product. Warranty service is subject to the manufacturers terms and proof-of-purchase requirements.
Your rights under this warranty are in addition to rights available under the Australian Consumer Law. Keep your DigiPhone invoice and product serial number for any claim.
Bulk and project support: For fleet deployments, spare units or warranty planning, contact DigiPhone with the SKU and required quantity.
Grandstream • SKU UCM6510
An enterprise IP PBX for up to 2,000 users and 200 calls, with an integrated T1/E1/J1 interface, two FXO, two FXS and lifeline capability.

The exact Grandstream UCM6510 is an enterprise PBX with an integrated T1/E1/J1 digital interface, two FXO PSTN ports and two FXS analog ports with lifeline capability. It supports up to 2,000 users, 200 SIP trunk accounts, 200 concurrent calls and up to 64 conference attendees. A 1GHz quad-core processor, 1GB DDR3 RAM, 32GB flash, Gigabit networking with PoE, USB, SD storage, NAT routing and TLS/SRTP security distinguish it from the unrelated UCM6108 text in the old DigiPhone description.
Quick answer: Choose the UCM6510 only when the project specifically requires its T1/E1/J1 interface or an existing compatible UCM6510 environment. Do not use the copied UCM6108 specifications from the old listing.
Connect an approved T1, E1 or J1 service through the integrated interface.
Support up to 2,000 users and 200 concurrent calls.
Use two FXO and two FXS ports with supported lifeline capability.
A quick fit check for Australian businesses comparing equipment for users, rooms, sites or wider projects.
| Exact model | Grandstream UCM6510 |
|---|---|
| Users | Up to 2,000 |
| Concurrent calls | Up to 200 |
| Digital interface | 1 × T1/E1/J1 |
| Analog ports | 2 × FXO and 2 × FXS with lifeline |
| Memory | 1GB DDR3 RAM / 32GB flash |
| Conference capacity | Up to 64 attendees |
No. UCM6510 is a different enterprise PBX with T1/E1/J1 support; the old page contains copied UCM6108 text.
Grandstream specifies up to 2,000 users and 200 concurrent calls.
It includes one T1/E1/J1 interface plus two FXO PSTN ports and two FXS analog ports.
It is most relevant where a compatible digital trunk or an existing UCM6510 deployment must be supported; complete a current lifecycle and integration review first.
Compatibility should not be assumed. Confirm the exact Grandstream model, firmware, account, network, power and accessory requirements before ordering.
This DigiPhone listing is presented as an Australian version or Australian-market service entitlement with applicable Australian Consumer Law protections.
Yes. Contact DigiPhone with SKU UCM6510, site and user quantities, target platform and required services for compatibility, licensing and project support.
This DigiPhone listing is supplied as an Australian version and is covered by the Grandstream manufacturer warranty in Australia; the duration and service conditions were not stated in the supplied DigiPhone record and should be confirmed for this exact product. Warranty service is subject to the manufacturers terms and proof-of-purchase requirements.
Your rights under this warranty are in addition to rights available under the Australian Consumer Law. Keep your DigiPhone invoice and product serial number for any claim.
Bulk and project support: For fleet deployments, spare units or warranty planning, contact DigiPhone with the SKU and required quantity.
Connect a compatible digital carrier interface.
Support large enterprise extension requirements.
Serve limited PSTN and analog-device needs directly.
Provision supported Grandstream endpoints centrally.
Use TLS, SRTP, HTTPS and encryption acceleration.
Use 32GB flash plus supported USB and SD media.
Best for: enterprise, campus and hospitality environments requiring a compatible T1/E1/J1 interface or support for an existing UCM6510 estate.
| DigiPhone SKU | UCM6510 |
|---|---|
| Product type | Enterprise IP PBX |
| Users | Up to 2,000 |
| Concurrent calls | Up to 200 |
| SIP trunk accounts | Up to 200 |
| Digital interface | 1 × T1/E1/J1 |
| FXO / FXS | 2 × FXO / 2 × FXS with lifeline |
| Processor | 1GHz quad-core Cortex-A9 |
| Memory | 1GB DDR3 RAM and 32GB flash |
| Network | Gigabit ports with integrated PoE and NAT router |
| Peripheral | USB and SD card support |
| Security | TLS, SRTP, HTTPS and hardware encryption acceleration |
| Conference | Up to 64 attendees |
| Manufacturer warranty | Grandstream manufacturer warranty in Australia; duration not supplied |
Compatibility note: Confirm lifecycle, firmware, digital-trunk framing/signalling, Australian carrier service, endpoints, storage, backup, security, UPS and support plan.
| SKU | UCM6510 |
| Barcode # | 6947273701651 |
| Brand | GRANDSTREAM |
| Shipping Weight | 5.0000kg |
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