Combine you Internet Subscription in a Pack Business Flex and benefit from even more advantages. Your current subscriptions will be updated automatically when you have ordered your new Pack.
instead of €55.21 €42.81/month
Stable internet for your business
Fast connection, no interruptions
Internet Maxi at instead of €55.21 €42.81/month during 12 months
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Choose your professional Internet
Internet Maxi
- Unlimited monthly surf volume
- 100 Mbps download / 30 Mbps upload
- Wi-Fi + free Wi-Fi Hotspots
Bizz Services included
Internet + Mobile
- Unlimited monthly surf volume
- 100 Mbps download / 30 Mbps upload
- Wi-Fi 6(E) technology + Wi-Fi Booster(+) included
- Mobile 20 GB with 5G + unlimited calls and SMSes
Even more Business Guarantees included
Unlimited volume
For personal use only, in accordance with the General Terms and Conditions of Proximus. If you have used up your 3 TB, your Internet speed will be reduced at the standard speed as of the first day of the next month you have ordered a free Extra Volume 300 GB via MyProximus.
More info on www-uat.proximus.be/internetpolicy.
Speed
The indicated speeds of your home connection depend on such factors as the distance between the connection point and the telephone exchange, the computer system and the internal cabling. In order to attain these speeds, you must have a VDSL connection. The indicated speeds on the 3G network depend on the quality of the 3G coverage. Quality is influenced by the proximity to an antenna, obstructions between the device and the antenna, the quality of the device.
Test the speed of your internetIncluded Bizz Services
5 guarantees for your business
Promo details
Promo details
Second residence
Want to surf and watch TV at your second residence?
Fiber
Get your business ready for the future with fiber!
Exclusive benefits in a pack
Combine your Internet with a landline, mobile or TV, depending on what your business needs. Enjoy right away:
- free installation
- and our personalized customer service

Why does Internet Maxi fit your business?

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Continuously online
A reliable, stable Internet connection is an absolute must for your business. So we take care of that, including your Wi-Fi and free Wi-Fi Hotspots.
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Unlimited volume
Everything you need for your business. Each month you can surf, download, upload, make calls to your customers, send files,… without worry.
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Work without worry
You encounter a problem? Call 0800 55 500, the 24/7 support for your business. The same day we'll fix your Internet, landline or TV.
Recommended options
Mobile Internet
Surf on your tablet and laptop anytime and anywhere, using our excellent 4G and 5G network.
Bizz Internet Guarantee
Your Internet connection goes down? Switch automatically to a 4G mobile connection and keep working.
How will my Internet connection be set up?
Frequently asked questions
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Then opt for a Pack Business Flex . By combining your mobile subscription and/or landline with an Internet subscription you will benefit from extra advantages at a very sharp price. Your current subscriptions will be updated automatically when you have ordered your new Pack.
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- Self-installation: set up your Proximus services in just a few simple steps, with no technical knowledge required! Receive your equipment, follow the steps, and you’re all set.
- Installation by a technician: if self-installation isn’t possible at your address, a technician will come and install your services for free. Is self-installation possible, but do you prefer a technician’s assistance? A fee of €65.29 applies.
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Our 'intelligent Wi-Fi' is coming your way. No interruptions, optimal connection at any time and a 24/7 monitoring.
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If you experience poor coverage or slow Wi-Fi, you can improve the quality of your network! Some easy tips and tricks will help you get the most out of your Wi-Fi at home.
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Don't have an Internet connection anymore? Read on and follow our tips. They will enable you to resolve most problems.
Web promo Internet Maxi:
- From 07/01/2025 to 31/05/2025 included, for all new Internet subscribers who take out an Internet Maxi subscription.
- Monthly discount of €12.40/month for the first 12 months. Thereafter, you pay the normal price.
- Not compatible with other promotions, except for the joint offer of a smartphone with a mobile subscription and the DataPhone option.
- Proximus reserves the right to extend or stop this offer earlier.
Promo Business Flex
From 05/05 au 30/06/2025, for all new Internet subscribers who choose Business Flex with :
- Internet + mobile + landline+ tv: monthly discount of €45/month for the first 6 months
- Internet + mobile + landline or tv and Internet + landline +tv: monthly discount of €35/month for the first 6 months
- Internet + landline or mobile: monthly discount of €25/month for the first 6 months
- Extra promo on Bizz Internet Guarantee: discount of €5/month for 6 months and free activation cost (€50) for every new internet subscriber who chooses Business Flex Fiber
Thereafter, you pay the normal price. Not compatible with other promotions, except for the joint offer of a smartphone with a mobile subscription and the DataPhone option.
Fixed Internet speed: the actual experienced speed depends on the computer system, but also in exceptional cases, on general usage. If you use Wi-Fi, your surfing speed may also be lower. Know the surfing speed in your case
Internet Maxi Fiber: the maximum achievable speed is up to 500 Mbps in download and 100 Mbps in upload for all devices in the home network combined.
Business Internet Giga Fiber: the maximum achievable speed is up to 2.5 Gbps in download and 500 Mbps in upload for all devices in the network combined. These maximum speeds can only be achieved by using the following technologies:
- Category 6A RJ45 network cables
- 10 Gbps network card or 10 Gbps Thunderbolt 3 adapter
The unlimited Internet volume applies to personal and normal use, according to the terms and conditions. After using 3 TB (6 TB for Business Internet Giga Fiber), your speed is limited until the end of the month, unless activation of your free 300 GB extra volume activates via Proximus+. More info
Installation: always free installation when choosing for DIY installation. Installation by Proximus technician: €65.29. Technician installation will be free of charge when DIY installation is not technically possible and intervention by Proximus technician is required or when a temporary promotion is applied on this installation method.
Which internet subscription for you?
You want to choose an internet subscription for your business? Discover Internet Maxi by Proximus: Internet Maxi is the ideal internet subscription for your business. You have an unlimited monthly volume, a download speed of 100 Mbps and an upload speed of 30 Mbps. You also have the "Domain names" option that will allow you to showcase your business and increase its online visibility.
Unlimited volume
For personal use only, in accordance with the General Terms and Conditions of Proximus. If you have used up your 3 TB, your Internet speed will be reduced at the standard speed as of the first day of the next month you have ordered a free Extra Volume 300 GB via MyProximus.
More info on www-uat.proximus.be/internetpolicy.