Wireless AC1750 Dual Band Gigabit Router


  • Product Status: End of Life

The DIR-859 Wireless AC1750 Dual Band Gigabit Router combines the latest high-speed 802.11ac dual-band Wi-Fi with Gigabit Ethernet ports to provide a seamless networking experience.

The DIR-859’s advanced security features keep data safe from unwanted network intruders, whilst the increased range and reliability of Wireless AC technology allows you to stay connected even under heavy network utilisation or in rooms that have poor wireless signal.

Upgrades your network to the latest high-speed wireless technology, giving you lightning-fast combined Wi-Fi speeds of up to 1750 Mbps1 (1300 Mbps on the 5 GHz frequency band and 450 Mbps on the 2.4 GHz frequency band).

Enjoy streaming media, Internet phone calls, online gaming, and content-rich web surfing throughout your home or office. In addition, 10/100/1000 Gigabit Ethernet ports give you solid, dependable wired performance for devices such as smart TVs, gaming consoles and network storage devices.

Sharing your Internet connection doesn’t have to be a complicated process - just open a web browser to access the setup wizard and follow the easy step-by-step instructions to get started.

Smart Connection

Additional Features


11AC Wi-Fi – World’s fastest Wi-Fi speeds of up to 450Mbps (2.4GHz) + 1300Mbps (5GHz).

Gigabit Ethernet Ports - Ensures the best wired online experience for HD streaming and gaming.


Whole-Home Coverage – 11AC technology extends wireless range further than with Wireless N.

High-Powered Antennas - 3 external antennas amplify wireless signal.


Traffic Prioritization – Advanced QoS engine distributes traffic optimally across both wireless bands to guarantee the best performance.

Dual-Band Technology - Decreases wireless interference and congestion, allowing you to connect more devices.


Parental Controls – Create online access schedules and block/allow specific websites and/or devices.

Guest Wi-Fi Network - Enable a public or encrypted wireless guest network.

Secure Wi-Fi Encryption - WPA/WPA2 provides highest level of wireless security.


Easy To Install – Installation wizard manually walks you through setup in minutes.

Quick Router Setup (QRS) App - Easy setup app for smartphones and tablets.

WPS Push Button Setup - Quickest method of connecting devices with the push of a button.

Zero Configuration - Once router is setup, other D-Link Zero Configuration devices can easily and instantly connect.

1 Maximum wireless signal rate derived from standard IEEE 802.11ac and IEEE 802.11n specifications. Actual data throughput will vary. Network conditions and environmental factors, including volume of network traffic, building materials and construction, and network overhead, lower actual data throughput rate. Environmental factors may adversely affect wireless signal range.

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Wireless standard
Wireless AC
Frequency band mode
Dual-band simultaneous
Wireless speed
1300 Mbps 5 GHz

450 Mbps 2.4 GHz
Antenna type
3 fixed omni-directional antennas
Wired interface
1 x Gigabit Ethernet WAN

4 x Gigabit Ethernet LAN
This product was phased out on: 25/03/2019
This product's last date of support is on: 24/03/2021
Version Date Type File Size
Datasheet - PDF 0.35mb Download
Version Description Date Type File Size
DIR-859 manual DIR-859 manual - PDF 7.26mb Download
Version Description Date Type File Size
QIG 12 Revision A3 Quick Installation Guide 2/11/2018 - - Download
Version Description Date Type

Release notes included

14/4/2017 - Download

Release notes included

2/11/2016 - Download


19/5/2016 - Download

Release notes included

13/4/2016 - Download
Version Description Date
GPL code - 7/6/2017 Download
Version Description Date
1.12 Revision A CE document 16/10/2017 Download