Modems
modems — pre-owned
Browse 17,484 modems — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

NETGEAR Nighthawk CM3000 DOCSIS 3.1 Mid/high-Split Cable Modem,Black-Refurbished
Upgrade to faster speeds with the revolutionary DOCSIS® 3.1 mid/high-split cable modem from NETGEAR. The Nighthawk CM3000 works seamlessly with every major U.S. cable service provider. Stay ahead of future internet speeds with our mid/high-split DOCSIS® 3.1 cable modem for much higher performance levels.
You save $120.00

T-Mobile Unlimited Data Internet $50 a Month
Speeds will never throttle down after a fixed amount of data is used.

T-Mobile Unlimited Data plan 4G (Business Plan No Throttle) $50 a Month
● 4G Qualcomm Modem With Category 16 4G LTE. Speeds will never throttle down after a fixed amount of data is used. Unlimited High Speed Data, Stream all your devices including your TV with Netflix Hulu etc in 4K video quality.

AT&T Unlimited Data Plan 5G (Business Plan No Throttle) - $65 a Month
Speeds will never throttle down after a fixed amount of data is used. THIS IS NOT A PLAN FOR 1 MONTHS USE. Unlimited High Speed Data. Plan Pricing. We use QuickBooks for our billing system. The hotspot is used but in good condition.

Arris Surfboard G54 Quad-Band Wi-Fi 7 Cable Modern & Wi-Fi Router Combo D3.1

Cisco MC20X20V-20D (20DS X 20 US) RF Line Card for uBR10012 DOCSIS 3.0 Tested A+

Arris Touchstone CM8200A DOCSIS 3.1 Ultra Fast Cable Modem W/PS, CAT5 Fast Ship

NETGEAR Nighthawk CAX80 AX6000 Wi-Fi 6 Cable Modem Router NO CABLES READ

US ROBOTICS 001224-00 COURIER V.EVERYTHING WITH V.34 MODEM CJE-0263 Untested
Untested as I do not have the power cord. Found at local estate sale.
You save $11.98

ARRIS S33 Surfboard DOCSIS 3.1 Multi-Gig Cable Modem - Certified Refurbished
32 x 8 DOCSIS 3.0 Modem Channels. DOCSIS 3.1. The S33 has one 1-Gigabit Ethernet port. Series S33. Item model number S33. Internet service provider Suddenlink, NOT compatible with ATT, Verizon, Centurylink, Google Fiber, Comcast Xfinity, Most Regional Cable Internet Providers, Charter, CoxSuddenlink, NOT compatible with ATT, Verizon, Centurylink, Google Fiber, Comcast Xfinity, Most Regional Cable Internet Providers, Charter, Cox.
You save $120.01

Lot of 12 Motorola Surfboard SB6121 Cable Modems - Black w/ Power & Ethernet
Up for sale is a Lot of 12 Motorola Surfboard SB6121 DOCSIS 3.0 Cable Modems. These are pre-owned, they have been tested and are in prefect working condition. This lot will include 12 power cords and 12 ethernet wires. Check out the images and message with any questions.

Xfinity Comcast xFi Pod 2nd Gen Model XE2-SG WiFi Network Extender 2-Pack
The Xfinity Comcast xFi Pod 2nd Gen Model XE2-SG WiFi Network Extender 2-Pack is a white, compact unit designed to provide high-speed internet connectivity for your PC. With a maximum downstream data rate of 867 Mbps and a maximum LAN data rate of 500 Mbps, this extender is ideal for boosting your WiFi network coverage and strength. Featuring Ethernet ports and tri-band technology, this Xfinity xFi Pod is compatible with DOCSIS 3.0 standards and offers reliable, wireless connectivity for your home or office setup.

OPTIMUM ARRIS TM3402A (TM3402) DOCSIS 3.1 TELEPHONE MODEM W/ ALL CORDS**WARRANTY
The TM3402 distinguishes itself by providing tools to minimize the complexity of support. OAM extensions to L2VPN allow for system-level provisioning and diagnostics. The TM3402 is defining the future for advanced residential and SOHO services.

Lot of 5 Zoom 3049C Series 0269 V.92/V.90 FaxModem w/ AC Adapter
Model: 3049C. Accessories: (5) AC Adapters are Included.
You save $7.00

T-Mobile 5G Unlimited Data Hotspot Plan - $50 a Month
The hotspot is used but in good condition. ● 5G Qualcomm Modem With Category 20 4G LTE. Plan Pricing. We use QuickBooks for our billing system. Speeds will never throttle down after a fixed amount of data is used.

A lot of 10 pcs ARRIS Surfboard SB6190 - 32x8 Docsis 3.0 Cable Modem - White

ARRIS Surfboard CM8200 DOCSIS 3.1 Cable Modem, No Power Adapter - Tested Works!
ARRIS Surfboard CM8200 DOCSIS 3.1 Cable Modem, With Power Adapter. Tested works great! DOCSIS 3.1 cable modem best for cable internet speed plans up to 1 Gbps Two 1 Gigabit Ethernet Ports 2 downstream x 2 upstream OFDM DOCSIS 3.1 channels 32 downstream x 8 upstream DOCSIS 3.0 bonded channels Compatible with Cox, Spectrum, Xfinity and other major US cable internet providers
You save $5.08

Three Xfinity xFi Pods XE1-S WiFi Network Range Extender WHITE
The Three Xfinity xFi Pods XE1-S WiFi Network Range Extender in white is a wireless network extender designed by XFINITY.

NETGEAR Nighthawk CAX80 AX6000 8-Stream Wi-Fi 6 Cable Modem Router
Scratches and scuffs on the body.

Motorola MB8611 DOCSIS 3.1 Cable Modem 2.5G Ethernet Ultra-Fast
Works great Comes as shown
You save $1.01

Xfinity Comcast xFi Pod 2nd Gen Model XE2-SG WiFi Network Extender FREE SHIPPING
It has two Ethernet ports (RJ-45) and a tri-band connectivity feature.

Quectel EM12-G 4G IOT/M2M-Optimized LTE-A Cat 12 M.2(NGFF) Module for Global
Guaranteed working unit. Buyer pays $2.95 for USPS first class mail to anywhere in the Continental US. Auctions paid by noon ship same day. Thanks for looking.

Sagemcom Xtream Modem F@st 3896 UM gateway wi-fi hub
Power cord is not included.

NETGEAR DM111PSP ADSL2+ DSL Modem 24 Mbps Wired RJ-45 Ethernet 1 Port
Missing few cables, Likely Ethernet and phone cable.

Arris G54 BE18000 WiFi 7 & DOCSIS 3.1 Cable Modem/Router Combo
It also has five LAN ports for wired connections and a warranty valid through 3/17/27, ensuring long-lasting support and peace of mind for users.

Netgear Nighthawk CM3000 Cable Modem DOCSIS 3.1
The Netgear Nighthawk CM3000 Cable Modem is a high-speed modem designed for home networking and connectivity. With a maximum LAN data rate of 1000 Mbps and a DOCSIS 3.1 standard, this modem offers fast and reliable internet access. It features a black color, Ethernet ports for wired connectivity, and is designed to fit a PC. The unit is 8.20 inches tall and has one LAN port. As part of the NETGEAR brand, this modem is a top choice for those looking for a reliable and high-performance cable modem.

Arris Touchstone CM8200A DOCSIS 3.1 Cable Modem CM8200 CM8200A NOT FOR COX
WILL NOT WORK WITH COX COMMUNICATIONS ISP. Fully Tested and Works great! Power Adapter included (may not be original but still works) Power Adapter might vary 0.5 amp from original (IT WILL STILL WORK GREAT) Item has been password reset to factory defaults. Network cable is NOT included. No Manual or CD , no tech support will be provided in setting it up. PLEASE only those who know how to setup router/modems. No tech support provided power adapter may be white or black
You save $5.00

Motorola MT7711 Dual Band AC1900 Cable Modem and Wi-Fi Gigabit Router
Also subject to change especially during peak periods.

A lot of 10pcs Arris TG1682G XB3 Dual-Band WiFi Telephony Cable Modem
4 Gigabit Ethernet Ports + 2 USB Host Ports + 2 Phone Ports. Compatible with Comcast Xfinity & other Major US Cable Providers.

Motorola MG8702 DOCSIS 3.1 Cable Modem with Gigabit Router combo
It is factory reset.

NETGEAR Nighthawk CAX80 AX6000 8-Stream Wi-Fi 6 Cable Modem Router
Scratches and scuffs on the body.
You save $2.96

ARRIS SURFboard SB6190 DOCSIS 3.0 32 x 8 Gigabit Cable Modem 1.4 Gbps

Xfinity xFi Pods WiFi Range Extender 1st Generation XE1-S
Xfinity xFi Pods WiFi Range Extender 1st Generation XE1-S
You save $19.00

Comcast Business CBR-T CGA4131COM Cable Modem WiFi Router Gateway
Nice shape. Tested and working.

Motorola MT8733 DOCSIS 3.1 WiFi 6 AX600 CableModem-Router + 2 Phone Ports
SEE ALL PICS / VIDEO. S/N 1842-MT8733-30-0108. SEE ALL PICS.

Motorola MB8611 DOCSIS 3.1 Cable Modem 2.5Gbps Ethernet
Includes modem and power supply.

Arris Surfboard G54 Quad-Band Wi-Fi 7 Cable Modern & Wi-Fi Router Combo D3.1
The Arris Surfboard G54 Quad-Band Wi-Fi 7 Cable Modern & Wi-Fi Router Combo D3.1 is a high-performance cable modem and Wi-Fi router designed for home networking and connectivity. With DOCSIS 3.1 standard, this modem offers fast and reliable internet speeds, supporting up to 10 Mbps LAN data rate. The quad-band connectivity and 4096-QAM technology provide coverage up to 5,000 sqft, while the advanced network management features ensure a seamless online experience. Compatible with Xfinity, Cox, and Spectrum, this unit is ideal for households looking for a comprehensive internet solution.

NETGEAR NIGHTHAWK CM1100 Cable Modem DOCSIS 3.1 Multi-Gig SpeedModem
Upgrade your internet experience with the NETGEAR NIGHTHAWK CM1100 Cable Modem. This modem boasts DOCSIS 3.1 technology for high-speed internet and supports a maximum LAN data rate of 1000 Mbps. The modem device is designed for gaming and has Ethernet (RJ-45) ports for easy connectivity. The sleek black design, coupled with the brand reputation of NETGEAR makes this modem a reliable choice for your home networking needs. Compatible with Spectrum, this cable modem is a must-have for anyone looking for a faster and more reliable internet connection.

VT iDirect iConnex e850mp Satellite Modem PCB Module Set (Digital & RF)
IDirect E850MP PC Boards.

AT&T Unlimited Data Plan (Business Plan No Throttle) - $65 a Month
THIS IS NOT A PLAN FOR 1 MONTHS USE. Speeds will never throttle down after a fixed amount of data is used. (No Speed Throttling Unlimited Data Plan). Plan Pricing. We use QuickBooks for our billing system.