Atlantic Broadband (now Breezeline): can you use your own modem?
Yes — Atlantic Broadband (now Breezeline) allows customer-owned modems and publishes its own approved-device list. It names devices including Netgear CM3000 and Netgear CM1000v2. Your device must meet at least DOCSIS 3.1. Buy from that list — anything off it may not activate. Every detail below is quoted from Atlantic Broadband (now Breezeline)'s own page, last checked 2026-08-25.
- Connection
- cable (fiber in some areas — BYOD NOT permitted on fiber)
- Minimum standard
- DOCSIS3.1
- Verified
- 2026-08-25
- Your modemyou buy it, or you rent it
- Your ISP's networkthey decide what connects
- The internetthe part you actually want
Which modems does Atlantic Broadband (now Breezeline) approve?
Atlantic Broadband (now Breezeline) names these models on its own page. They are the exact make and model strings published there as of 2026-08-25 — a sample of the list, not necessarily all of it.
- Netgear CM3000 Find on Amazon →
- Netgear CM1000v2 Find on Amazon →
- Netgear CM2000 Find on Amazon →
- Motorola MB8600 Find on Amazon →
- Motorola MB8611 Find on Amazon →
- Arris SB8200 Find on Amazon →
- Arris S33 Find on Amazon →
- Hitron CODA56 Find on Amazon →
Can I use my own modem with Atlantic Broadband (now Breezeline)?
Yes, with a restriction: the device has to appear on Atlantic Broadband (now Breezeline)'s published approved list. In their words: "Unless you're within a Fiber service area or have WiFi Your Way™, you're welcome to use your own modem." Also: "Can I purchase a modem instead of leasing one from Breezeline? Yes, but there are a few things for you to consider" — Breezeline will not support customer-purchased equipment, and 24-hour technical support is leased-equipment-only.
What DOCSIS version does Atlantic Broadband (now Breezeline) require?
"DOCSIS 3.1" — the device table splits it into "3.1 High-Split" and "3.1 Mid-Split". Text: "If a device is on our Customer Owned Equipment (Approved Devices) - DOCSIS 3.1, Breezeline may be able to update the device's software as long as the device manufacturer provides support for the model."
Do Atlantic Broadband (now Breezeline)'s requirements change with my speed tier?
Stated as max speeds per DOCSIS class in the device table: "Modem / 3.1 High-Split / Netgear / CM3000 / 2.5 Gbps / 500 Mbps" and "Modem / 3.1 Mid-Split / ... / 1 Gbps / 200 Mbps"; "Gateway (Modem + WiFi Router) / 3.1 Mid-Split / 1 Gbps / 200 Mbps". Also: "Depending on the equipment type and model, you may not receive the maximum download and upload speeds or WiFi performance that's available with your rate plan."
What does Atlantic Broadband (now Breezeline) not allow?
Fiber customers — "If you have fiber service from Breezeline, leased equipment is required." Voice customers — "Breezeline Voice customers may only use equipment leased from Breezeline." WiFi+ / WiFi Your Way™ — "Breezeline WiFi+ is exclusively available to internet customers using equipment provided by Breezeline." Non-listed devices can be refused at activation: "If the device you are trying to add is not on the Approved list the following screen will appear."
Two boxes
- Modemtalks to the ISP line
- Routermakes the Wi-Fi
One box — a “gateway”
- Modem + routerone unit does both jobs
Where does this information come from?
Every statement on this page is quoted from Atlantic Broadband (now Breezeline)'s own published page:
Other providers to compare
Other cable providers:Blue Ridge CommunicationsBreezelineBuckeye BroadbandComporiumGCI