https://community.extremenetworks.com/t5/faqs/i-series-power-requirements/m-p/49319#M585 Article ID: 12265 <BR /> <BR /> <B>Products</B><BR /> I-Series <BR /> <BR /> <B>Discussion</B><BR /> The I3H252 Hardware Installation Guide states, in the 'Power Requirements' section, Table A-8: Electrical Specification<BR /> Input Power 24 VDC ~ 2.5 A<BR /> Power Consumption 18 to 36 Volt DC<BR /> 0.93 to 1.87 A<BR /> 33.48 to 33.66 WExpanding on that information:<UL> <LI>The I3H252 switch has a maximum rated input of 2.5A. </LI><LI>Its I3H-PWR power supply has a rated output of 2.5A. </LI><LI>The over-current protection for the I3H-PWR external supply circuit must be rated at a maximum of 2.0A. </LI><LI>The maximum current drawn by the I3H252 during safety approval was 1.38A.</LI></UL> See also: <A href="http://bit.ly/1dNxwTM" target="_blank" rel="nofollow noreferrer noopener">10166</A>. Tue, 03 Dec 2013 22:33:00 GMT FAQ_User 2013-12-03T22:33:00Z https://community.extremenetworks.com/t5/faqs/i-series-power-requirements/m-p/49319#M585 Article ID: 12265 <BR /> <BR /> <B>Products</B><BR /> I-Series <BR /> <BR /> <B>Discussion</B><BR /> The I3H252 Hardware Installation Guide states, in the 'Power Requirements' section, Table A-8: Electrical Specification<BR /> Input Power 24 VDC ~ 2.5 A<BR /> Power Consumption 18 to 36 Volt DC<BR /> 0.93 to 1.87 A<BR /> 33.48 to 33.66 WExpanding on that information:<UL> <LI>The I3H252 switch has a maximum rated input of 2.5A. </LI><LI>Its I3H-PWR power supply has a rated output of 2.5A. </LI><LI>The over-current protection for the I3H-PWR external supply circuit must be rated at a maximum of 2.0A. </LI><LI>The maximum current drawn by the I3H252 during safety approval was 1.38A.</LI></UL> See also: <A href="http://bit.ly/1dNxwTM" target="_blank" rel="nofollow noreferrer noopener">10166</A>. Tue, 03 Dec 2013 22:33:00 GMT https://community.extremenetworks.com/t5/faqs/i-series-power-requirements/m-p/49319#M585 FAQ_User 2013-12-03T22:33:00Z