Article ID: 10480 
Solution Product    Description       Amps  Volt-Amps  Pwr  Watts  BTU/hr  MTBF hrs
                            @110V            Factor
D2G124-12   12 Port Gig       .23    27.32    .915   25.00     85   105,347
D2G124-12P  12 Port Gig PoE  1.19   130.39    .997  130.00    108    82,532
D2-PWR      non-POE p/s                             130.00     25   250,939
D2-PWR-POE  POE client p/s                          145.00     50   195,130
The D2G124-12P can provide up to 100W of PoE power.
As additional information is made available, it will be added to this document.
See also:
 
- Discussion of Watts, Volt-Amps, Power Consumption, and BTUs: 2404 
- MTBF Page 
- Installation Guides/Product Datasheets  
Note: What is stated in Product Datasheets are typical usage numbers that should be used when sizing HVAC, Power, and UPS for switch infrastructure. In the event that information sources disagree, for the stated purpose this document should be given preference over an Installation Guide, which should be given preference over the MTBF Page, which should be given preference over a Datasheet.