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Grandstream HT818 V2 8PORT FXS ATA

Grandstream HT818 V2 8PORT FXS ATA

The Grandstream HT818 V2 8 Port FXS ATA is a high-density analogue telephone adaptor (ATA) designed to connect up to eight analogue telephones, fax machines, or legacy PBX extensions to SIP-based VoIP networks. Featuring 8 FXS ports and an integrated Gigabit NAT router , the HT818 V2 enables…

£92.00

The Grandstream HT818 V2 8 Port FXS ATA is a high-density analogue telephone adaptor (ATA) designed to connect up to eight analogue telephones, fax machines, or legacy PBX extensions to SIP-based VoIP networks. Featuring 8 FXS ports and an integrated Gigabit NAT router, the HT818 V2 enables organisations to transition from analogue telephony to IP communications while continuing to use existing equipment. It is ideal for small and medium-sized businesses, enterprise deployments, hospitality environments, and branch office installations.

The V2 revision delivers enhanced hardware performance, improved security features, automated provisioning options, and broad SIP interoperability, making it suitable for scalable voice deployments and multi-line analogue integrations.

Ideal For

  • Small and medium-sized businesses
  • Enterprise environments
  • Hospitality and service industries
  • Branch offices and distributed sites
  • VoIP migration projects
  • Multi-line analogue telephone systems
  • Fax and legacy device integration

Benefit

The HT818 V2 allows organisations to reuse existing analogue telephones while upgrading to SIP-based VoIP systems, reducing infrastructure replacement costs and simplifying migration.

Its built-in Gigabit NAT router reduces the need for additional networking hardware, making it efficient for compact office deployments and distributed environments.

Telephony Features

  • 8 × RJ11 FXS ports
  • Supports up to 2 SIP profiles
  • Caller ID support
  • Call hold, transfer, forwarding, waiting
  • Do Not Disturb (DND)
  • 3-way conferencing per port
  • Flexible dial plan support
  • T.38 Group 3 fax relay support

Network Interfaces

  • 2 × 10/100/1000Mbps Gigabit Ethernet ports
  • Integrated NAT router
  • DHCP client/server support
  • QoS support

Audio Features

  • G.711, G.723.1, G.726, G.729A/B, G.722, iLBC, Opus codec support
  • Advanced echo cancellation
  • Dynamic jitter buffer
  • Silence suppression

Security

  • TLS and SRTP encryption
  • HTTPS secure management
  • Secure boot functionality
  • Unique device certificates
  • Encrypted provisioning support

Management

  • TR-069 provisioning support
  • XML configuration support
  • Web-based management interface
  • GDMS cloud device management

Physical

  • Desktop form factor
  • LED indicators for power, network, and FXS ports
  • Compact enterprise-ready design

Next Day Delivery
For UK orders received before 1pm Monday to Friday, we operate a next business day delivery service, subject to availability. We use next day services from the leading delivery companies.

Specific Time Delivery
If you need an item urgently, or delivered at a specific time, please contact us.

Delivery Methods
We use several leading delivery companies. The majority of our deliveries are made by DPD, including most international orders.

Shipping prices are calculated during the checkout process. We deliver to almost every country. For international delivery services, we use DHL, a high quality, fast delivery service. Prices are provided based on the weight of the order; this is calculated when you reach the checkout.

For full shipping information please visit our shipping page.

Overview

The Grandstream HT818 V2 8 Port FXS ATA is a high-density analogue telephone adaptor (ATA) designed to connect up to eight analogue telephones, fax machines, or legacy PBX extensions to SIP-based VoIP networks. Featuring 8 FXS ports and an integrated Gigabit NAT router, the HT818 V2 enables organisations to transition from analogue telephony to IP communications while continuing to use existing equipment. It is ideal for small and medium-sized businesses, enterprise deployments, hospitality environments, and branch office installations.

The V2 revision delivers enhanced hardware performance, improved security features, automated provisioning options, and broad SIP interoperability, making it suitable for scalable voice deployments and multi-line analogue integrations.

Ideal For

  • Small and medium-sized businesses
  • Enterprise environments
  • Hospitality and service industries
  • Branch offices and distributed sites
  • VoIP migration projects
  • Multi-line analogue telephone systems
  • Fax and legacy device integration

Benefit

The HT818 V2 allows organisations to reuse existing analogue telephones while upgrading to SIP-based VoIP systems, reducing infrastructure replacement costs and simplifying migration.

Its built-in Gigabit NAT router reduces the need for additional networking hardware, making it efficient for compact office deployments and distributed environments.

  • 8 FXS ports for analogue device connectivity
  • Supports 2 SIP profiles and up to 8 lines
  • Integrated Gigabit NAT router
  • Dual Gigabit Ethernet ports
  • T.38 Fax-over-IP support
  • 3-way voice conferencing per port
  • HD voice codec support
  • TLS and SRTP encryption
  • Secure boot and device-level certificates
  • Automated provisioning (TR-069, XML, HTTP, TFTP)
  • Failover SIP server support
  • GDMS cloud management compatibility
  • Broad SIP interoperability

Telephony Features

  • 8 × RJ11 FXS ports
  • Supports up to 2 SIP profiles
  • Caller ID support
  • Call hold, transfer, forwarding, waiting
  • Do Not Disturb (DND)
  • 3-way conferencing per port
  • Flexible dial plan support
  • T.38 Group 3 fax relay support

Network Interfaces

  • 2 × 10/100/1000Mbps Gigabit Ethernet ports
  • Integrated NAT router
  • DHCP client/server support
  • QoS support

Audio Features

  • G.711, G.723.1, G.726, G.729A/B, G.722, iLBC, Opus codec support
  • Advanced echo cancellation
  • Dynamic jitter buffer
  • Silence suppression

Security

  • TLS and SRTP encryption
  • HTTPS secure management
  • Secure boot functionality
  • Unique device certificates
  • Encrypted provisioning support

Management

  • TR-069 provisioning support
  • XML configuration support
  • Web-based management interface
  • GDMS cloud device management

Physical

  • Desktop form factor
  • LED indicators for power, network, and FXS ports
  • Compact enterprise-ready design