Choose the right connection for your business
From entry-level NBN through to enterprise-grade fibre — Caznet has a business internet solution for every size and requirement.
NBN Business Internet
Unlimited data, no lock-in contracts and local SA support. NBN 25, 50 and 100 plans built for business.
NBN Enterprise Ethernet
Dedicated end-to-end fibre with symmetric speeds from 250 Mbps to 10 Gbps, a formal uptime SLA and 4-hour fault response. From $469/mth.
Business Fibre Internet
Completely independent of NBN. Dedicated 1:1 fibre from 250 Mbps to 100 Gbps — subject to site assessment. From $299/mth.
Many Adelaide businesses can upgrade from FTTN/FTTC to full fibre at no cost. Find out if you're eligible.
Symmetric speeds. Guaranteed uptime. Real SLA.
NBN Enterprise Ethernet is a step above standard NBN — end-to-end fibre with symmetric upload and download speeds, a 99.95% uptime SLA and a 4-hour enhanced fault response. Ideal for bandwidth-hungry businesses that can't afford downtime.
View plans and pricing →Symmetric speeds from 250 Mbps to 10 Gbps
Equal upload and download — essential for businesses that send as much as they receive. Video conferencing, cloud backups, VoIP all benefit.
Formal uptime SLA
Backed by a contractual service level agreement with a 4-hour enhanced fault response. Bronze (12h) and Gold (4h) support tiers available.
$0 setup on 36-month term
No upfront installation charges on 36-month agreements. 12 and 24-month terms also available on request.
From $469/month ex GST
CBD zone 250/250 Mbps on a 36-month term. Non-CBD approximately $115/mth higher. All services subject to site qualification.
NBN-independent fibre — up to 10 Gbps.
For organisations that demand the absolute best, Caznet provides dedicated fibre completely independent of the NBN. Speeds from 250 Mbps to 100 Gbps, formal SLA covering uptime and fault response, and uncontended 1:1 bandwidth. From $299/month ex GST — subject to site assessment.
View Fibre Internet →250 Mbps to 100 Gbps
Speeds scale to fit your requirements — from 250 Mbps internet access through to 100 Gbps for data centres and large campuses.
Independent of NBN
No NBN congestion, no NBN outages. Our fibre runs on Caznet infrastructure from end to end.
99.95% uptime guarantee
Contractual SLA with a 4-hour enhanced fault response. Dedicated account management and priority support.
Symmetric speeds included
Equal upload and download across all plans. Ideal for data centres, hosting, large-scale cloud workloads and multi-site businesses.
Business internet done differently
We're not a faceless national provider. Caznet is a South Australian business, built to serve South Australian businesses.
100% SA Support
Every call answered in Adelaide. No overseas call centres, no ticket queues — just local people who know your business.
Unlimited Data
All Caznet business internet plans include truly unlimited data. No shaping, no excess charges, no surprises.
No Lock-in Contracts
Flexible month-to-month plans available across our full internet range. Stay because you want to, not because you're locked in.
Free Easy Setup
Our team handles the entire setup process — from ordering to activation. No hidden install fees, no surprises.
Ready to switch? Talk to a business internet specialist.
No scripts, no pressure — just honest advice from a local Adelaide team.