D-Link DVX-8020 – 8-Port FXO Module for DVX IP PBX Systems with RJ11 PSTN Line Ports, Solid-State DAA & Surge Protection
Overview:
• The D-Link DVX-8020 is an 8-Port FXO module designed for compatible D-Link DVX IP PBX systems.
• It supports the D-Link SPI internal DVX-8010 bus and is designed to operate with PSTN / POTS analog telephone lines.
• The module provides 8 RJ11 ports for connecting analog PSTN lines to the PBX system.
• It uses 100% electronic operation with no relays, based on solid-state DAA technology.
• The module is electrically isolated using a capacitive coupled line circuit for reliable PSTN line interface operation.
• It includes built-in surge protection tested according to FCC Part 68, making it suitable for professional PBX trunk integration.
Key Features:
• 8-Port FXO module for D-Link DVX IP PBX systems
• Designed for PSTN / POTS analog line connection
• Supports D-Link SPI internal DVX-8010 bus
• 8 × RJ11 ports for line connection
• 100% electronic operation
• No relay-based switching
• Solid-state DAA Data Access Arrangement design
• Electrically isolated interface
• Capacitive coupled line circuit
• Built-in surge protection
• Surge protection tested per FCC Part 68
• LED indication for port status
• Green LED indicates off-hook / ringing status
• Red LEDs for special synchronized / active indications when installed in first chassis position
• Suitable for adding analog PSTN trunk lines to compatible DVX PBX systems
Technical Specifications:
• Product Type: FXO Interface Module
• Model: DVX-8020
• Port Type: FXO Analog Trunk Ports
• Ports: 8 × RJ11 Ports
• Supported Line Type: PSTN / POTS Lines
• Supported Bus: D-Link SPI Internal DVX-8010 Bus
• Operation Type: 100% Electronic Solid-State Operation
• Relay Operation: No Relays
• DAA Type: Solid-State DAA Data Access Arrangement
• Electrical Isolation: Supported
• Line Circuit: Capacitive Coupled Line Circuit
• Surge Protection: Built-in, tested per FCC Part 68
• Logic Voltage: 3.3V DC
• Logic Current: Up to 0.2A
• LEDs per Port: 2 LEDs
• Green LED Status: Solid Green = Off-Hook / Engaged Line
• Green LED Ringing Status: Blinking Green = Ringing
• Red LED Function: Special indications for On / Synchronized / Active status when installed in first left-most chassis position
• Physical Dimensions: 90 × 105 mm
• Operating Temperature: 0°C to 40°C
• Operating Humidity: Up to 95% non-condensing
• Certifications: FCC 47CFR Part 15 Subpart B, TBR21, RoHS, EC
Applications:
• Analog PSTN trunk integration
• D-Link DVX IP PBX expansion
• FXO line connection for PBX systems
• Office PBX connection to traditional telephone lines
• Hotel and enterprise analog trunk deployments
• Hybrid IP PBX and analog PSTN systems
• Businesses requiring analog line failover or PSTN connectivity
• Call routing between IP PBX and public telephone network
• PBX systems using compatible DVX chassis and DVX-8010 bus
Connect Gates Recommendation:
• Recommended for DVX PBX projects that require analog PSTN trunk line connectivity.
• Suitable for offices, hotels, hospitals, and enterprises that still need connection to traditional telephone lines.
• A practical expansion module when the PBX must route calls through local PSTN lines or provide analog trunk backup.
• Best used with compatible D-Link DVX PBX chassis and DVX-8010 internal bus systems.
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