Arris Cm820 Modems

The Arris CM820 (specifically the CM820A) is a legacy DOCSIS 3.0 cable modem that remains a high-value choice for budget-conscious users on basic internet tiers. While it has been largely superseded by DOCSIS 3.1 technology, it continues to serve a niche market for low-bandwidth home and small office needs.

Product Insights & Specifications

The Arris CM820 is defined by its reliability and straightforward performance ManualsModemguides.

* Performance: Features 8x4 channel bonding, supporting theoretical download speeds up to 343 Mbps and upload speeds up to 120 Mbps Modemguides.

* Connectivity: Equipped with a single Gigabit Ethernet port for high-speed wired connections Manuals.

* Energy Efficiency: Designed with low power consumption (max 5.5 W) and includes a dedicated power switch to reduce environmental impact ManualsAlibaba.

* ISP Compatibility: Broadly compatible with major North American providers such as Comcast Xfinity, Cox, and Spectrum Modemguides.

Market Trends & Demand

Market data indicates a clear shift towards newer standards, yet the CM820 maintains presence in secondary markets:

* Legacy Positioning: The CM820 is now considered an entry-level/legacy device Openpr. Major ISPs are increasingly phasing out 8x4 modems in favor of DOCSIS 3.1 models (like the Arris SB8200) to support Gigabit speeds and lower latency AccioOpenpr.

* Secondary Market Demand: There is still active search volume for refurbished or bulk legacy Arris modems, as they allow users to avoid monthly rental fees on low-cost internet plans Modemguides.

* B2B Landscape: In the wholesale market, Arris CM820 units are available at highly competitive prices, often around $9.00 per unit for bulk orders Alibaba.

Market Comparison

The file below provides a detailed list of current B2B offerings and pricing for Arris cable modems.