The Exfo MAX-890Q is a portable handheld network tester for field activation, troubleshooting, and performance analysis of Ethernet and transport networks up to 100 Gbit/s. Built for technicians and engineers, it delivers quad-port independent testing at 4 x 100GE and dual-port capabilities with support for DSn/PDH, ISDN, SONET/SDH, and OTN (ITU-T G.709) protocols. An 8-inch multitouch TFT display (1280 x 800 resolution) and intelligent configuration guidance streamline setup and operation across diverse field environments.
Technical Specifications
• Data Rates: 1 Gbit/s, 10 Gbit/s, 100 Gbit/s
• Optical Interfaces: SFP, SFP+, SFP28, QSFP28
• Port Configuration: Dual-port and quad-port (4 x 100GE) independent testing
• Processor: Quad-core with 4 GB RAM
• Memory: 128 GB internal flash storage; micro SD card expansion
• Display: 8-inch (203 mm) widescreen multitouch color TFT, 1280 x 800 px
• Operating System: Windows 10
• Power: Two rechargeable Li-ion smart batteries for extended field operation
• Physical: 210 mm x 254 mm x 122 mm; 4.16 kg with battery
• Operating Temperature: 0 °C to 40 °C
• Storage Temperature: –40 °C to 70 °C
• Humidity: 0% to 95%, non-condensing
– Key Features
• Ethernet testing: EtherSAM (ITU-T Y.1564), RFC 2544, RFC 6349, EtherBERT Layer 2, multistream traffic generation and monitoring, Service Disruption Testing (SDT), Layer-2 transparency, and Through Mode
• Transport network testing: DS1, DS3, E1, E3, E4, STM-1/4/16/64 (up to 10G), OTU1/2/4 with forward error correction (FEC)
• Dual USB 2.0 and one USB 3.0 port
• Gigabit Ethernet (RJ45), Wi-Fi, Bluetooth, and 3G/4G LTE connectivity via USB dongle
• 3.5 mm audio port for headset and microphone
– Typical Applications
Service activation, network performance validation, transport protocol troubleshooting, and field maintenance across DSn, SONET/SDH, and OTN infrastructures.
– Connectivity & Integration
LAN connectivity via 10/100/1000 Mbit/s Gigabit Ethernet; wireless via Wi-Fi and Bluetooth; mobile via 3G/4G LTE dongle support; local expansion via micro SD card slot.


















