Atlantic Broadband Approved Modems

To make your decision easier when choosing a modem, three categories of modems exist. Presented below, the recommended Atlantic Broadband approved modems (categorized by DOCSIS 3.1 and WiFi).

Read the Cable Modem Buying Guide to help you choose a modem. Do not forget to purchase your modem accessories.

Note: ApprovedModemList.com may receive a small commission from affiliate links, which helps to keep this website online. To maximize the years of use from a modem, it is strongly recommended to purchase a DOCSIS 3.1 device (the latest standard).

Click here to jump to the full Atlantic Broadband approved modem list.

Last Updated: April 1, 2021

Recommended Atlantic Broadband Approved Modems for April 2021

Best DOCSIS 3.1 Modem

Motorola MB8600 DOCSIS 3.1 Atlantic Broadband Approved Modems
Motorola MB8600 Cable Modem
Model #Motorola MB8600
Download Speed3.8 Gbps
Channel Bonding32 Download & 8 Upload
DOCSIS3.1
ColorBlack
WiFi RouterNo
VoIP Telephone AdapterNo

Best WiFi Modem

NETGEAR Nighthawk AX6000 CAX80 WiFi 6 Router DOCSIS 3.1 Atlantic Broadband Approved Modems
NETGEAR AX6000 CAX80 WiFi 6 Router DOCSIS 3.1 Cable Modem
Model #NETGEAR CAX80
Download Speed10 Gbps
Channel Bonding32 Download & 8 Upload
DOCSIS3.1
ColorBlack
WiFi RouterYes (WiFi 6)
VoIP Telephone AdapterNo

Full Atlantic Broadband Approved Modem List

The Modems Listed Below Are All DOCSIS 3.0 Modems
* Indicates a DOCSIS 3.1 Modem
♦ Indicates an Intel Puma Chipset Defect – Do Not Buy

Note: ✅ means Yes, ❌ means No

BrandModel #ChannelsVoIPWiFi
ARRISS33*32×8
ARRISSB6190 ♦32×8
ARRISSB8200*32×8
ARRISSBG7400AC2 ♦24×8
ARRISSBG7580-AC ♦32×8
ARRISSBG7600AC2 ♦32×8
ARRISSBG8300* ♦32×8
MotorolaMB8600*32×8
NETGEARC690024×8
NETGEARC700024×8
NETGEARC7800*32×8
NETGEARCM60024×8
NETGEARCM700 ♦32×8
NETGEARCM1000*32×8
NETGEARCM1200*32×8
NETGEARCM2000*32×8
NETGEARCAX80*32×8

Channels: first # refers to downstream channels, second # refers to upstream channels (e.g. 16×4, means 16 downstream channels and 4 upstream channels)
The more channels, the faster the speed

VoIP: indicates if the modem has telephone capability

WiFi: indicates if the modem has WiFi capability

Atlantic Broadband Modems Removed in January 2019
ARRIS CM8200 (added)
ASUS CM-32
D-Link DCM-301
Motorola MB7220
Motorola MB7420
Motorola MG7310
Motorola MG7540
Motorola MG7550
NETGEAR C7800 (added)
SMC D3CM1604
TP-Link ARCHER CR500
TP-Link ARCHER CR700
TP-Link CR1900
TP-Link TC-7610
TP-Link TC-7620
TP-Link TC7650
TP-Link TC-W7960
Ubee DDM352
Ubee DDM354
Ubee DDW365
Ubee DDW366
Ubee DDW3611
Ubee DDW36C
Zoom 5341J
Zoom 5345
Zoom 5350
Zoom 5352
Zoom 5354
Zoom 5360
Zoom 5363
Zoom 5370

Atlantic Broadband Modems Added in February 2019
Motorola MB8600

Atlantic Broadband Modems Added in April 2020
ARRIS CM8200 (removed)
ARRIS DG1660 (removed)
ARRIS SB6141 (removed)
ARRIS SBG6400 (removed)
ARRIS SBG6580-2 (removed)
ARRIS SBG6700-AC (removed)
ARRIS SBG6782-AC (removed)
ARRIS SBG8300
Cisco DPC3010 (removed)
Hitron CDA3-35 (removed)
Hitron CGNM-2250 (removed)
Hitron CGNM-3550 (removed)
Hitron CGNM-3552 (removed)
Hitron CGNVM-3582 (removed)
Motorola SB6141 (removed)
Motorola SB6180 (removed)
Motorola SBG6580 (removed)
NETGEAR C3000-100NAS (removed)
NETGEAR C3700-100NAS (removed)
NETGEAR C6220 (removed)
NETGEAR C6300 (removed)
NETGEAR N450 (CG3000Dv2) (removed)
NETGEAR CM400 (removed)
NETGEAR CM1200

Atlantic Broadband Approved Modems Added in January 2021
ARRIS S33
ARRIS SBG7400AC2
ARRIS SBG7600AC2
NETGEAR CM2000
NETGEAR CAX80

Atlantic Broadband Approved Modems Removed in March 2021
ARRIS SB6183
ARRIS SBG6900-AC
NETGEAR C6250
NETGEAR CM500

Atlantic Broadband Company Information

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Atlantic Broadband serves the following areas: Central New Hampshire, Eastern Connecticut, Eastern Virginia, Delaware, Maryland, South Carolina (Aiken), Southern Florida (Miami), Southern Maine, and Western Pennsylvania.

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