3Com Corporation, Corporate Headquarters, 350 Campus Drive, Marlborough, MA 01752-3064To learn more about 3Com solutions, visit www.3com.com. 3Com is publicly traded on NASDAQ under the symbol COMS.Copyright © 2005 3Com Corporation. All rights reserved. 3Com and the 3Com logo are registered trademarks of 3ComCorporation. Exercise Choice is a trademark of 3Com Corporation. All other company and product names may be trademarksof their respective companies. While every effort is made to ensure the information given is accurate, 3Com does not acceptliability for any errors or mistakes which may arise. Specifications and other information in this document may be subject tochange without notice. 400894-002 05/053COM ® BASELINE SWITCH 2250 PLUS DATA SHEETOrdering Information PRODUCT DESCRIPTION 3COM SKU3Com® Baseline Switch 2250 Plus 3C16476BSProduct Options3Com® 1000BASE-SX SFP Transceiver 3CSFP913Com® 1000BASE-LX SFP Transceiver 3CSFP92Specifications LED IndicatorsModule active, Power, Link status/Speed/activeAt-a-Glance Traffic MonitoringPorts: active, enabled, disabledModules: present, activeUnit fans: OK, failedPower RequirementsPower Inlet: IEC 320AC line Frequency: 50/60 HzOperating Input voltage: 100-240 VACCurrent Rating: 2 Amp (maximum)Maximum Power Consumption: 56WMaximum Power Dissipation: 184.3 BTU/hrPhysical SpecificationsDimensionsHeight: 43.6 mm (1.7 in) or 1UWidth: 440 mm (17.3 in)Depth: 235.5mm (9.2 in)Weight: 3.1 kg (6.83 lb)Environmental SpecificationsOperating Temperature: 0° to 45°C (32° to 113°F)Operating Humidity: 10 to 95% (non-condensing)Standard: EN 60068 (IEC 68)Regulatory/Agency ApprovalsSafety: UL60950-1, EN 60950-1, CSA 22.2 60950-1,IEC 60950-1Emissions: EN 55022 Class A, FCC Part 15 Subpart BClass A, ICES-003 Class A, VCCI Class A, AS/NZS 3548Class A,Environmental: EN 60068 (IEC 68)Immunity: EN 55024Standards ConformanceISO 8802-3IEEE 802.3 (Ethernet)IEEE 802.3u (Fast Ethernet)IEEE 802.1d (Bridging)IEEE 802.1Q (VLANs)IEEE 802.3ab (Gigabit Ethernet)IEEE 802.1p (Traffic Prioritization)Package ContentsOne power cordOne switch unitFour self-adhesive, rubber padsOne rack-mount kitOne user guideOne installation CDWarranty flyerWarrantyLimited Lifetime Hardware ReplacementOther Service Benefits: Advance hardware replacementwith same day shipment for North America andWestern Europe. Next day shipment for rest of world.Calls must be received by published cut-off times.90 days of telephone technical support.Limited software updates.See www.3com.com/warranty for more detail.Register products at http://eSupport.3com.com/