Modems

modems — pre-owned

17,485listings

Browse 17,485 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
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Certified - RefurbishedBuy It Now

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.

$179.99$299.99-40%

You save $120.00

Free ShippingGarland, US
verdi_commerceTOP
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99.5%Excellent· 59.8k
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T-Mobile Unlimited Data Internet $50 a Month
UsedBuy It Now

T-Mobile Unlimited Data Internet $50 a Month

Speeds will never throttle down after a fixed amount of data is used.

$120.00
Free ShippingRehoboth Beach, US
internetguy45
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100.0%Excellent· 1.2k
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T-Mobile 5G Unlimited Data Hotspot Plan - $50 a Month
UsedBuy It Now

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.

$290.000
Free ShippingRehoboth Beach, US
internetguy45
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100.0%Excellent· 1.2k
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T-Mobile Unlimited Data plan 4G (Business Plan No Throttle) $50 a Month
UsedBuy It Now

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.

$120.00
Free ShippingRehoboth Beach, US
internetguy45
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100.0%Excellent· 1.2k
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Arris Surfboard G54 Quad-Band Wi-Fi 7 Cable Modern & Wi-Fi Router Combo D3.1
UsedBuy It Now

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

$199.00
Free ShippingStanton, US
3dwifipro
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99.9%Excellent· 4.3k
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Cisco MC20X20V-20D (20DS X 20 US) RF Line Card for uBR10012 DOCSIS 3.0 Tested A+
UsedBuy It NowBest Offer

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

$695.00
See listingAnn Arbor, US
sma-inc
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100.0%Excellent· 6.8k
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Arris Touchstone CM8200A DOCSIS 3.1 Ultra Fast Cable Modem W/PS, CAT5 Fast Ship
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Good - RefurbishedBuy It NowBest Offer

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

$39.99
Free ShippingPomona, US
apleraTOP
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99.9%Excellent· 23.5k
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Three Xfinity xFi Pods XE1-S WiFi Network Range Extender  WHITE
UsedBuy It NowBest Offer

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.

$39.95
+$7.90Harrisonburg, US
garmore47
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99.7%Excellent· 1.9k
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Lot of 12 Motorola Surfboard SB6121 Cable Modems - Black w/ Power & Ethernet
UsedBuy It NowBest Offer

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.

$49.99
Free ShippingGlasgow, US
russ-t
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100.0%Excellent· 4.0k
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US ROBOTICS 001224-00 COURIER V.EVERYTHING WITH V.34 MODEM CJE-0263 Untested
-26%
UsedBuy It Now

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.

$34.00$45.98-26%

You save $11.98

Free ShippingPortland, US
mickeyonmyway
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99.6%Excellent· 2.5k
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NETGEAR Nighthawk CAX80 AX6000 8-Stream Wi-Fi 6 Cable Modem Router
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UsedBuy It Now

NETGEAR Nighthawk CAX80 AX6000 8-Stream Wi-Fi 6 Cable Modem Router

Scratches and scuffs on the body.

$179.99
Free ShippingSolon, US
azing_electronicsTOP
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99.7%Excellent· 139.7k
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ARRIS S33 Surfboard DOCSIS 3.1 Multi-Gig Cable Modem - Certified Refurbished
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Certified - RefurbishedBuy It Now

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.

$129.99$250.00-48%

You save $120.01

Free ShippingGarland, US
verdi_commerceTOP
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99.5%Excellent· 59.8k
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NETGEAR Nighthawk CAX80 AX6000 Wi-Fi 6 Cable Modem Router NO CABLES READ
UsedBuy It NowBest Offer

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

$114.99
+$9.99Wood Dale, US
saltcreeksupply
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99.9%Excellent· 4.8k
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AT&T Unlimited Data Plan 5G (Business Plan No Throttle) - $65 a Month
UsedBuy It Now

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.

$135.00
Free ShippingRehoboth Beach, US
internetguy45
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100.0%Excellent· 1.2k
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Lot of 5 Zoom 3049C Series 0269 V.92/V.90 FaxModem w/ AC Adapter
-10%
UsedBuy It NowBest Offer

Lot of 5 Zoom 3049C Series 0269 V.92/V.90 FaxModem w/ AC Adapter

Model: 3049C. Accessories: (5) AC Adapters are Included.

$63.00$70.00-10%

You save $7.00

Free ShippingPoint of Rocks, US
ezbargainhunt_l2
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99.8%Excellent· 2.5k
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A lot of 10 pcs ARRIS Surfboard SB6190 - 32x8 Docsis 3.0 Cable Modem - White
UsedBuy It Now

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

$179.00
Free ShippingPomona, US
aplera
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99.9%Excellent· 23.5k
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Xfinity Comcast xFi Pod 2nd Gen Model XE2-SG WiFi Network Extender 2-Pack
UsedBuy It NowBest Offer

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.

$110.00
See listingPauline, US
japee_3271
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99.7%Excellent· 1.3k
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OPTIMUM ARRIS TM3402A (TM3402) DOCSIS 3.1 TELEPHONE MODEM W/ ALL CORDS**WARRANTY
UsedBuy It Now

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.

$79.97
Free ShippingOrem, US
bekind_electronics
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100.0%Excellent· 4.5k
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Motorola MB8611 DOCSIS 3.1 Cable Modem 2.5G Ethernet Ultra-Fast
UsedBuy It Now

Motorola MB8611 DOCSIS 3.1 Cable Modem 2.5G Ethernet Ultra-Fast

Works great Comes as shown

$39.99
+$9.99Gilbert, US
geezers_goodies
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99.7%Excellent· 5.7k
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Arris Surfboard G54 Quad-Band Wi-Fi 7 Cable Modern & Wi-Fi Router Combo D3.1
UsedBuy It NowBest Offer

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.

$198.99
See listingTorrance, US
distortedadc
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100.0%Excellent· 179
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Xfinity Comcast xFi Pod 2nd Gen Model XE2-SG WiFi Network Extender FREE SHIPPING
UsedBuy It NowBest Offer

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.

$60.99
See listingCordova, US
j.rassix5
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100.0%Excellent· 51
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ARRIS Surfboard CM8200 DOCSIS 3.1 Cable Modem, No Power Adapter - Tested Works!
-19%
UsedBuy It Now

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

$21.95$27.03-19%

You save $5.08

+$6.57Phoenix, US
retro_stuff4u
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100.0%Excellent· 424
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Sagemcom Xtream Modem F@st 3896 UM gateway wi-fi hub
UsedBuy It NowBest Offer

Sagemcom Xtream Modem F@st 3896 UM gateway wi-fi hub

Power cord is not included.

$29.00
Free ShippingLewisville, US
kikokurio
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99.6%Excellent· 38.5k
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AT&T Wireless Gateway Router- Excellent Condition
LIVE BID
UsedAuction

AT&T Wireless Gateway Router- Excellent Condition

This AT&T Wireless Gateway Router is a device that can provide excellent connectivity for your home network. The condition of the router and all associated accessories is excellent.

$8.99
0 bids6d 23h left
+$10.96Burlington, US
kastkar
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100.0%Excellent· 96
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Quectel EM12-G 4G IOT/M2M-Optimized LTE-A Cat 12 M.2(NGFF) Module for Global
UsedBuy It Now

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.

$24.95
+$2.95Bettendorf, US
hjpress
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100.0%Excellent· 4.9k
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Arris Touchstone CM8200A DOCSIS 3.1 Cable Modem CM8200 CM8200A NOT FOR COX
-25%
UsedBuy It Now

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

$14.91$19.91-25%

You save $5.00

+$7.91Surprise, US
speedy-ship
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99.7%Excellent· 18.2k
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NETGEAR Nighthawk CAX80 AX6000 8-Stream Wi-Fi 6 Cable Modem Router
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UsedBuy It Now

NETGEAR Nighthawk CAX80 AX6000 8-Stream Wi-Fi 6 Cable Modem Router

Scratches and scuffs on the body.

$171.99$174.95-2%

You save $2.96

Free ShippingSolon, US
azing_electronicsTOP
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99.7%Excellent· 139.7k
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Netgear Nighthawk CM3000 Cable Modem DOCSIS 3.1
UsedBuy It Now

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.

$140.00
See listingSelma, US
drobsr
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100.0%Excellent· 340
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ARRIS S33 SURFboard DOCSIS 3.1 Multi-Gigabit Cable Modem 2.5 Gbps Ethernet A+
UsedBuy It NowBest Offer

ARRIS S33 SURFboard DOCSIS 3.1 Multi-Gigabit Cable Modem 2.5 Gbps Ethernet A+

The ARRIS S33 SURFboard DOCSIS 3.1 Multi-Gigabit Cable Modem allows for a maximum downstream data rate of 2.5 Gbps, making it ideal for high-speed internet connections. With Ethernet ports for wired connectivity, this modem is perfect for gaming, streaming, and multi-gig networking. The sleek white design and dual LAN ports provide easy and fast access to the internet, suitable for use with various carriers such as Cox, Infinity, Spectrum, and Comcast.

$60.00
See listingFort Collins, US
apfahnl
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100.0%Excellent· 294
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VT iDirect iConnex e850mp Satellite Modem PCB Module Set (Digital & RF)
UsedBuy It Now

VT iDirect iConnex e850mp Satellite Modem PCB Module Set (Digital & RF)

IDirect E850MP PC Boards.

$240.00
See listingHaverford, US
hypoluxa38
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100.0%Excellent· 3.1k
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A lot of 10pcs Arris TG1682G XB3 Dual-Band WiFi Telephony Cable Modem
UsedBuy It NowBest Offer

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.

$199.99
Free ShippingPomona, US
aplera
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99.9%Excellent· 23.5k
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Motorola MG8702 DOCSIS 3.1 Cable Modem with Gigabit Router combo
UsedBuy It NowBest Offer

Motorola MG8702 DOCSIS 3.1 Cable Modem with Gigabit Router combo

It is factory reset.

$95.00
+$7.15West Haven, US
centaur.tech
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100.0%Excellent· 170
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Motorola MT7711 Dual Band AC1900 Cable Modem and Wi-Fi Gigabit Router
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UsedBuy It Now

Motorola MT7711 Dual Band AC1900 Cable Modem and Wi-Fi Gigabit Router

Also subject to change especially during peak periods.

$21.99
Free ShippingSolon, US
azing_electronicsTOP
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99.7%Excellent· 139.7k
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Xfinity xFi Pods WiFi Range Extender 1st Generation XE1-S
-54%
UsedBuy It NowBest Offer

Xfinity xFi Pods WiFi Range Extender 1st Generation XE1-S

Xfinity xFi Pods WiFi Range Extender 1st Generation XE1-S

$15.99$34.99-54%

You save $19.00

+$5.99Spring, US
jacobarboz-1
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99.7%Excellent· 4.4k
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Arris TM602G/CT Modem
UsedBuy It NowBest Offer

Arris TM602G/CT Modem

free shipping you get what is in the picture

$14.48
Free ShippingOwensboro, US
davesdiscount1970
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99.8%Excellent· 14.4k
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Comcast Business CBR-T CGA4131COM Cable Modem WiFi Router Gateway
UsedBuy It Now

Comcast Business CBR-T CGA4131COM Cable Modem WiFi Router Gateway

Nice shape. Tested and working.

$49.98
Free ShippingKingston, US
73cj5
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100.0%Excellent· 6.2k
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Hitron CODA56 DOCSIS 3.1 Cable Modem 2.5GbE 1 Port Cox/Spectrum/Xfinity
UsedBuy It NowBest Offer

Hitron CODA56 DOCSIS 3.1 Cable Modem 2.5GbE 1 Port Cox/Spectrum/Xfinity

Hitron CODA56 DOCSIS 3.1 Cable Modem 2.5GbE 1 Port Cox/Spectrum/Xfinity. Condition is Used. Shipped with USPS Ground Advantage.

$100.00
See listingLancaster, US
4josh2u
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100.0%Excellent· 85
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Lot 10 Arris Lithium Ion BPB044S Modem Battery For 18650 Battery Used Li-Ion
UsedBuy It Now

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

$35.99
Free ShippingTewksbury, US
dibbida32
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99.1%Excellent· 1.9k
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Comcast Xfinity XFI WIFI Pod EXTENDER REPEATER BOOSTER MESH 2nd Gen XE2-SG Box
UsedBuy It NowBest Offer

Comcast Xfinity XFI WIFI Pod EXTENDER REPEATER BOOSTER MESH 2nd Gen XE2-SG Box

$69.00
See listingChicago, US
nicvirgili-0
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100.0%Excellent· 2.5k
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AT&T Unlimited Data Plan (Business Plan No Throttle) - $65 a Month
UsedBuy It Now

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.

$135.00
Free ShippingRehoboth Beach, US
internetguy45
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100.0%Excellent· 1.2k
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