ARRIS Surfboard Model SB6121 DOCSIS 3.0 Cable Modem

CARDSGO
(667)
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US $18.00
ApproximatelyS$ 23.35
or Best Offer
Condition:
Used
Shipping:
US $5.99 (approx S$ 7.77) USPS Ground Advantage®.
Located in: Lemont, Illinois, United States
Delivery:
Estimated between Tue, 4 Nov and Wed, 12 Nov to 94104
Estimated delivery dates - opens in a new window or tab include seller's handling time, origin ZIP Code, destination ZIP Code and time of acceptance and will depend on shipping service selected and receipt of cleared paymentcleared payment - opens in a new window or tab. Delivery times may vary, especially during peak periods.
Returns:
No returns accepted.
Coverage:
Read item description or contact seller for details. See all detailsSee all details on coverage
(Not eligible for eBay purchase protection programmes)
Seller assumes all responsibility for this listing.
eBay item number:336134900298
Last updated on Oct 20, 2025 09:34:11 SGTView all revisionsView all revisions

Item specifics

Condition
Used: An item that has been used previously. The item may have some signs of cosmetic wear, but is ...
Country of Origin
China
Maximum Downstream Data Rate
172 Mbps
Maximum LAN Data Rate
1000 Mbps
Color
Black
Custom Bundle
No
Ports
Ethernet (RJ-45)
MPN
575186-019-00
To Fit
PC
Brand
ARRIS
DOCSIS Standard
DOCSIS 3.0
Type
Cable
Unit Type
Unit
Modem Device Type
Cable Modems & Routers
Model
SB6121
Connectivity
Single Ethernet (RJ-45) Port
Features
Unlocked
Carrier
Unlocked
Number of LAN Ports
1
Category

Item description from the seller

About this seller

CARDSGO

98.7% positive feedback•1.1K items sold

Joined Apr 2000
Modern and Vintage sports cards, along with unique collectibles and occasional random stuff I find in my houseMake an Offer
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Detailed Seller Ratings

Average for the last 12 months
Accurate description
4.8
Reasonable shipping cost
4.8
Shipping speed
5.0
Communication
5.0

Seller feedback (507)

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  • 3***3 (272)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Good quality product, as described condition, good value, appealing appearance. Hope to deal with seller again! Bit of a mix up with shipping, but everything was resolved in the end.
    2020 Panini Contenders Jesus Luzardo RC On Card Auto #122 rookie Athletics (#335750521267)
  • 3***3 (850)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Thank you! Exactly as pictured and described. Shipped quickly and we'll packaged. Love it!
    Vintage Kenner M.A.S.K. Mask Figure Lot, with accessories (#336138309257)
  • r***r (403)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Great seller. Well packed and as advertised
    Vintage M.U.S.C.L.E men 1980s lot of 40 (#336138176241)
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