You’re seeing this ad based on the product’s relevance to your search query. If you are a seller and want to participate in this program click here to learn more.
MultiGig speed for today & tomorrow: DOCSIS 3.1 performance supports cable internet plans up to 2.5 Gbps, delivering ultrafast streaming, gaming, and downloads.
Save on rental fees: Own your modem and avoid monthly equipment charges - check with your cable provider for plan compatibility.
Compact, modern design: Spacesaving footprint with simple LED indicators for power, upstream/downstream, and online status.
Easy setup: Connect cable, power on, and activate with your cable provider. Then connect a WiFi router to the Ethernet port for home Wi-Fi coverage.
Modem only: This cable modem requires a separate Wi-Fi router or mesh system for home Wi-Fi network.
Fast Ethernet: Provides a 2.5 Gigabit Ethernet port to support connecting high speed Wi-Fi routers. Plus, a 1 Gigabit Ethernet port lets you connect an additional wired device or backup handoff (service provider configuration dependent).
Provider compatibility: All SURFboard modems are CableLabs certified to work across
+
+
Overview
Specs
Reviews
Any questions? Our AI beta will help you find out quickly.
Try me now
The S33 combines DOCSIS 3.1 technology with a 2.5 Gigabit Ethernet port to unlock multiGig internet plans and ultraresponsive streaming and gaming. Buy it once and stop paying monthly rental fees!
Learn more about the Detailed Specifications
Additional Information
First Listed on Newegg
January 17, 2026
There are no reviews yet.
Do you own this product?
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.