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We’ve locked down selected products to 2021’s lowest price for your business. And they’re guaranteed not to rise for 30days!*

*Selected top tech guaranteed to match or be lower than last year’s lowest price. Our price lock means selected prices will not increase during a 30 day promotion period. There are three promotion periods planned, period 1 - 20/07/22 - 18/08/22, period 2 - 19/08/22 - 17/09/22 and period 3 18/09/22 - 17/10/22. Promotion subject to product availability, Currys reserves the right to cancel the promotion at any time.

ASUS RT-AC51U WiFi Cable & Fibre Router - AC 750, Dual-band

N147033W | 112002

Spend £40+ ex VAT for free delivery

Next Day delivery available

  • For cable or fibre optic broadband
  • AC 750
  • Ideal for low internet use
  • Dual-band (2.4 GHz + 5 GHz)
  • Beamforming improves network connectivity
Business Price Promise

Buy from us safe in the knowledge you’ve paid a great price.

If you find Argos, John Lewis, AO.com or eBuyer.com has the same product at a cheaper price, including voucher offers, we’ll match it – even up to 14 days after purchase.

Learn more
Product information

Top features:

- Dual-band WiFi lets you stream from multiple devices

- Reliable signal range using Beamforming technology

- Versatile connectivity with Ethernet and USB ports

Dual-band WiFi

Powered by a dual-core processor, the RT-AC51U allows you to stream HD video, take part in online gaming and download files in a flash.

The 2.4 GHz band can deliver up to 300 Mbps, whilst the 5 GHz band can deliver up to 433 Mbps. This means that you can take advantage of the 2.4 GHz band for simple internet tasks such as web browsing, whilst the 5 GHz band is ideal for streaming in Full HD or gaming online.

Reliable signal range

You won't struggle to connect to your network thanks to Asus AiRadar technology. Whilst other wireless routers may have weaker signal, the RT-AC68U uses beamforming technology for directional coverage throughout your home that sends WiFi signals straight to your device.

Versatile connectivity

The RT-AC51U WiFi Router includes a USB 2.0 connection which make it perfect for transferring files, attaching USB devices or setting up a shared printer. There are also five Ethernet ports for connecting your wired devices, whether it's your Smart TV or your PC.

You'll be able to connect to your data wherever you go thanks to Asus AiCloud technology, which links to your home network. Access your home content from your iOS or Android smartphone, or through a web browser.

ASUS RT-AC51U WiFi Cable & Fibre Router - AC 750, Dual-band, For cable or fibre optic broadband, AC 750, Ideal for low internet use, Dual-band (2.4 GHz + 5 GHz), Beamforming improves network connectivity


Basic Specifications

Manufacturer's Part Number


System requirements
- Windows 2003 or later
- Mac OS 10.1 or later
- Linux Kernel (Support Ubuntu only)
- Android
Box contents
- Asus RT-AC51U WiFi Cable & Fibre Router
- RJ-45 cable x 1
- Power cable
- Quick start guide
- Support disk
280 x 210 x 60 mm (H x W x D)
620 g
Manufacturer's guarantee
3 years


Wireless connectivity
Wired connections
- Ethernet port x 5
- USB 2.0 x 1
Number of antennas


Cable & fibre router
AC 750
Data transfer speed
Up to 433 Mbps
Wireless band
Dual-band (2.4 GHz + 5 GHz)


USB ports
USB 2.0 x 1
LED indicators

- 64-bit WEP
- 128-bit WEP
- WPA-Enterprise
- WPA2-Enterprise
- Radius with 802.1x
- WPS support
SPI intrusion detection
Parental control
Other security features
- Guest access
- Network service filter
- URL/Port filter


- 64-bit WEP
- 128-bit WEP
- WPA-Enterprise
- WPA2-Enterprise
- WPS support
Guest network access
Parental controls
Network standards
- IEEE 802.1x
- IEEE 802.11a/b/g/n/ac
- IPv4
- IPv6
Other security features
- Network service filter
- URL/Port filter
Delivery FAQs

Next Day delivery

Next day delivery available for small items directly from our warehouse as identified on our listings page and ordered before 15:00. Postcode restrictions may apply. For full terms and conditions please visit T&Cs.


Standard delivery is free on small items over £40 ex VAT. Large items (large kitchen appliances and some TVs over 40") do not qualify for standard delivery. There are a variety of free and chargeable delivery options for these items detailed during the checkout process.

How long does delivery take?

Products will be sent as soon as possible, but may be delayed due to supply chain pressures. Predicted lead time for your chosen product/s will be detailed in your basket before checkout.
For large items (kitchen appliances, large screen TVs etc.) you can select your delivery date and time during the checkout process.

Installation and recycling information

Installation and recycling are available on large items (large kitchen appliances and TVs over 40”) and can be selected during the checkout process.
If you have selected recycling, please ensure your existing appliance is disconnected (and defrosted where relevant) before our team arrive.
Where installation has been purchased, our team will disconnect your existing appliance, install your new product and connect it to existing services within 1 meter.

Please note: Installations are only available to domestic premises. Our installers are not authorised to install any products within any commercial location

Price Match

We'll match against any other UK retailer store or website price including offer-code discounts.

How to request a business price match
We promise to match the competitor’s price available when you contact us. To request a price match for:

  • Online purchases: Contact us here.
  • In store purchases: Contact us here.

Information you’ll need
If you have already purchased you’ll need your receipt, the competitor you want us to match and details of any relevant voucher offers.
If you have not yet purchased you’ll need; the product code (available on the product page), our price, the competitor you want us to match and details of any relevant voucher offers.

We’ll even price match 7 days after your purchase!
Here’s how to get a price match if you’ve already bought:
If you see the same item cheaper elsewhere, within 7 days of buying from us we’ll refund you the difference.
If you bought online: call us on 0344 561 6789 and have your receipt handy.

Price Promise terms & conditions
We'll match against any other UK retailer store or website price including offer-code discounts. We’ll match the prices of any products (not delivery, installation charges, product protection plans or other services) offered on identical terms and where we can check the price and stock position. Our competitor’s product must be the same model number as ours. Both us and the competitor must have the product in stock and ready for delivery. We do not match competitor’s ink prices, trade, membership & 3rd party market place sellers.

Limited to maximum five units per order or transaction. Cannot be used with any other offer.