Broadband in Caernarfon
Home broadband in Caernarfon from £10/month — 4G & 5G, no landline, no engineer.
Silux Mobile provides 4G/5G home broadband across Caernarfon and Gwynedd on Three's network. No phone line, no installation — router delivered next-day, plug in and go.
Why Caernarfon Chooses Silux Broadband
No Landline in Caernarfon
4G/5G home broadband for Caernarfon — no phone line, no engineer, no installation.
Three 5G in Caernarfon
Fast 5G/4G coverage across Caernarfon and Gwynedd — the same network as Three.
Plug & Play
Router delivered next-day. Plug in and you are online in minutes.
No Contract
30-day rolling broadband. Cancel anytime — no exit fees.
The Silux Mobile Promise
No price increases
Fixed price — no price increases during your contract
Free broadband upgrades
Free upgrades to faster plans and kit
No mid-contract rises
No annual or inflation-linked price hikes
No hidden fees
No setup fees, no engineer needed — cancel any time
Broadband Plans — Delivered to Caernarfon
On Three 5G/4G. No landline, no contract.
Broadband Unlimited
Unlimited
£18/mo
- Unlimited data
- 4G/5G router
- No landline
- No engineer
Three 5G Broadband Coverage in Caernarfon
Three's 5G/4G network covers Caernarfon and Gwynedd — fast enough for streaming, video calls and working from home. Check your postcode before ordering.
Check Your Caernarfon PostcodeBroadband in Caernarfon — FAQs
Can I get mobile broadband in Caernarfon?
Yes. Silux Mobile's 4G & 5G home broadband works anywhere with Three coverage, including Caernarfon and the wider Gwynedd area — no landline or phone line required.
Do I need an engineer or a phone line in Caernarfon?
No. There's no engineer visit and no landline. Your router arrives by next-day delivery to Caernarfon, you plug it in, and you're online in minutes.
How fast is 5G broadband in Caernarfon?
Where Three 5G is live in Caernarfon, typical speeds are fast enough for 4K streaming, video calls and working from home. On 4G you'll comfortably browse, stream HD and game.
Is there a contract for broadband in Caernarfon?
We offer no-contract, 30-day rolling broadband as well as longer plans. Cancel anytime on rolling plans — no exit fees.
Will my broadband price rise mid-contract?
No. There are no mid-contract or inflation-linked price rises. The price you start at in Caernarfon is the price you keep.
Are broadband prices in Caernarfon inclusive of VAT?
Yes. No hidden fees — every broadband price shown to customers in Caernarfon is the price you pay, incl. VAT.