The Power Consumption Database

... user maintained electricity usage data

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Xfinity Technicolor XB8 (WiFi disabled in hardware)

With a average usage of 8.1 watts Xfinity Technicolor XB8 (WiFi disabled in hardware) is ranked 51 out of 85 registered Cable Modem

This product will use 82.3 kWh per year. Estimated cost is 12.3$ when

Type	Measured
Normal/Idle	8.10 watts
Max	21.00 watts
Description	Measured with kill-a-watt. If you open the modem and disconnect the WiFi boards (there are 2 of them, one for 6Ghz and for 5/2.4 Ghz), then the modem works like a modem only, and uses 8.1W. It goes maximum to 12W if you do a heavy upload. Of course it requires opening modem and pulling out connectors on the boards, not everyone can do that. 6Ghz board adds 4W, and 5Ghz adds 4W.
Submit info	2025-12-24 01:04:07

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