ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem 2 Gigabit Ports w/ Power Adapter For Sale
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This ARRIS SURFboard SB8200 cable modem includes the power adapter shown and offers DOCSIS 3.1 connectivity with two Gigabit Ethernet ports.
Included & Features
One ARRIS SURFboard SB8200 cable modem and pictured power adapter.
DOCSIS 3.1 cable modem; two 10/100/1000 Ethernet ports.
Modem only: no built-in Wi-Fi or wireless router.
White housing; label states Made in Indonesia.
No Ethernet cable, coaxial cable or retail box included.
Condition & Activation
Used; working when last used with Xfinity, as confirmed by the owner.
Light cosmetic marks and dust from normal use; please review all five photos.
On October 18, 2026, Xfinity Support confirmed this modem is fully removed from the former account, no longer tied to its billing system and available for a new owner to use.
Buyer should confirm current SB8200 compatibility with their provider and service plan before purchase. Provider activation is required; internet speeds depend on the plan and network setup.
A separate router is needed if you want Wi-Fi. Each Ethernet port is Gigabit; this is not a 10-Gigabit Ethernet modem.
