Modems
modems — pre-owned
Browse 17,671 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 $140.00

T-Mobile 5G Unlimited Data Hotspot Plan - $55 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.

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) $55 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.

ARRIS SURFboard G36 DOCSIS 3.1 Wi-Fi 6 Cable Modem - Black - Tested Works
Other than that, always make sure to use photos for the condition and style of the item. Tested & working great. Factory Reset.

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

ARRIS SB6190 Cable Modem DOCSIS 3.0 32x8 Gigabit 1 Gbps Port 800 Mbps Max Speed
Power yours with the SB6190. The SB6190 has one 1-Gigabit Ethernet port. DOCSIS Support 3. Easily setup your modem with the SURFboard Central app. One 1-Gigabit Ethernet Port. Ports and Connectors 1 x RJ-45 Ethernet port.
You save $41.48

US Robotics Sportster 28.8 Fax Modem External w/ Cables – Tested Working Dial up
US Robotics Sportster 28.8 Fax Modem (external) in tested working condition. Model: Sportster 28.8 Fax Modem. External modem (serial connection). Modem unit. Status indicator lights on front panel.

Single Xfinity xFi Pods WiFi Range Extender 1st Generation XE1-S Tested Works
Great used condition. Tested and works perfectly!
You save $5.00

Arris Surfboard SB8200 Cable Modem | 10 GBPS 2 Port DOCIS 3.1 Excellent Working
All SURFboard modems are CableLabs certified to work across major US Internet Service Providers. Tested and qualified for use with Cox, Xfinity, and Spectrum. Check with your provider to confirm device model support.
You save $8.92

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

ARRIS Touchstone CM8200 DOCSIS 3.1 cable Modem - FREE SHIPPING
Up for sale is an used ARRIS Touchstone CM8200 Docsis 3.1 cable Modem.

NETGEAR CM1000-100NAR DOCSIS 3.1 Cable Modem - Refurbished
DOCSIS 3.0 & 3.1 Compatible. DOCSIS Compliant Yes. Modem Type High speed. Works with XFINITY Cable Service. USB Ports None. Gigabit Ethernet Speed Yes. Auto Connect Yes. ENERGY STAR Certified No.
You save $80.01

AT&T Unlimited Data Plan (Business Plan No Throttle) - $65 a Month
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. ● Battery can past up to 11 hours.

NETGEAR LM1200 4G LTE Modem
✅ NETGEAR LM1200 4G LTE Modem – without Box | Used Like-New. ThisNETGEAR LM1200 is one of the most popular and trusted 4G LTE modems on the market. SIM card and data plan NOT included – You will need an active micro SIM with a data plan from your carrier.

MINT Xfinity Comcast xFi Pod 2nd Gen Model XE2-SG WiFi Network Extender
Fully functional in like new open box condition.

US Robotics 5686 56K External Fax Modem V.90 V.92 W/ Original Box & Manual
Tested & verified working. Includes original box, software, documentation & telephone cord. Does not include serial cable.

NETGEAR Nighthawk CAX80 AX6000 8-Stream Wi-Fi 6 Cable Modem Router
Scratches and scuffs on the body.
You save $5.00

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.
You save $4.00

Xfinity Storm Ready WiFi & Battery Backup
Works with Xfinity home internet/Gently used for a short period of time. Still in great condition. -The Xfinity Storm Ready WiFi & Battery Backup is a white USB modem by XFINITY, designed for reliable home networking and connectivity. It offers wireless, cellular, and Ethernet connectivity options, making it versatile for different devices and users. With its Comcast carrier, this modem ensures a stable and secure connection for your internet needs. The battery backup feature adds an extra layer of convenience and peace of mind in case of power outages or other disruptions.

Motorola/Arris M-Card MediaCipher Multi Stream 514517-018-00
The cable is designed to accommodate multiple streams and is compatible with a wide range of devices.

Arris MEB1100 MoCa to ETHERNET Bridge Frontier Fios - MEB1100

Linksys CM3024 Cable Modem DOCSIS 3.0 24x8 - Network cable missing
This item does not include the AC power adapter.

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

Xfinity XFI Pod WiFi Range Extender (White) | 3 Three Pack | XE-1S
This dual-band extender is compatible with DOCSIS 3.0 standard modems and features a single Ethernet port for wired connectivity.

NETGEAR Nighthawk CM3000 High Speed Cable Modem Works Read!
The item listed above has been fully tested and in great working condition.

Lot of 30 - PEGATRON PB013 modem Battery 18650 for DPQ3925 DPQ3939 DPQ3212
Gray / Pink color battery Cell. Battery Health is Normal. Present Minor Scratches. Removed from working unit / Tested Working. The listed prices do not apply. We stand behind our products.

NETGEAR CAX80-100NAR Nighthawk AX6000 DOCSIS 3.1 Modem - Certified Refurbished
Wi-Fi Performance 802.11ax Dual-Band Wi-Fi (AX6000). Compatible with XFINITY from Comcast and Cox. DOCSIS 3.1. Modem Type DOCSIS 3.1 Cable Modem. Nighthawk App. Modem Speed 10 Gb/s Download. Dual-Core Processor.
You save $21.85

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

Arris SB8200 Cable Modem DOCSIS 3.1 **yellowed/off White*
*the white plastic is yellowish /off white in color * This cable modem is in good working preowned condition. Comes only with its power cord 📦 FAST SHIPPING FROM 🇺🇸 📫
You save $16.76

Lot 10 Arris Lithium Ion BPB044S Modem Battery For 18650 Battery Used Li-Ion
Lot Of (10) Arris Lithium BPB044S Modem Battery For 18650 Battery Recovery Used. 40 18650 lithium ion batteries total for backup power or hobby use. Arris Modem Battery, provides 8-10 hours of run time for the modem in the event of a power outage. Particularly useful if you home phone, elderly safety alarms, or security alarms in the event of a power outage. 4400 mAh

Motorola MG7550 16x4 High Speed Cable Modem
Also subject to change especially during peak periods. Functional Condition : tested/fully functional.

ARRIS Surfboard G34 AX3000 DOCSIS3.1 Cable Modem Router Certified Refurbished
Featuring 32x8 DOCSIS 3.1 technology, this modem is designed to be compatible with most major U.S. cable internet service providers, including Cox, Comcast Xfinity, and Charter Spectrum. There are also four Gigabit Ethernet ports available for wired devices.
You save $84.08

ARRIS SB8200 Surfboard DOCSIS 3.1 Cable Modem - Certified Refurbished
With two 1-Gigabit Ethernet ports, the SB8200 enables gig-speed networking. Features 32 x 8 channel bonding in DOCSIS 3.0 mode, or 2x2 OFDM in DOCSIS 3.1 mode, which is 10x faster than DOCSIS 3.0, provides enhanced security features, reduces lag while gaming and supports Gigabit speeds.
You save $74.32

NETGEAR Nighthawk CM3000 High Speed Cable Modem ISSUE
Includes Modem, Power adapter, Ethernet cable. Scratches on the body. Also subject to change especially during peak periods. Functional Condition : working with issue.
You save $20.00

NETGEAR CM1150V Nighthawk Multi-Gig Speed Cable Modem for XFINITY Voice DB
The NETGEAR CM1150V Nighthawk Multi-Gig Speed Cable Modem is a high-performance modem designed for XFINITY Voice services. With a maximum downstream data rate of 10 Gbps and a maximum LAN data rate of 1000 Mbps, this modem offers fast and reliable connectivity. It features four Ethernet ports for wired connections and supports the DOCSIS 3.1 standard. The sleek black design and unit type make it a stylish and practical choice for home networking needs.

ARRIS Touchstone TM1602 D3.0 2015-2017 NOT TESTED PARTS ONLY
NOT TESTED.

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

Motorola B12 DOCSIS 3.1 Cable Modem 2.5Gbps Port Comcast Xfinity Cox Spectrum
✅ DOCSIS 3.1 TECHNOLOGY – Next-generation modem standard for faster throughput, lower latency, and future-ready performance.

A lot of 10pcs Arris TM1602AP2 Cable Modem Docsis 3.0 Telephony Modem
You save $22.50