{"id":87983,"date":"2026-09-08T18:23:13","date_gmt":"2026-09-08T18:23:13","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/refurbished-ex4300-48t-dc-juniper-networks-ex-series\/"},"modified":"2026-09-08T18:23:20","modified_gmt":"2026-09-08T18:23:20","slug":"refurbished-ex4300-48t-dc-juniper-networks-ex-series","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/refurbished-ex4300-48t-dc-juniper-networks-ex-series\/","title":{"rendered":"Refurbished EX4300-48T-DC Juniper Networks EX Series"},"content":{"rendered":"<p>Refurbished EX4300-48T-DC Technical Specifications<\/p>\n<p>Juniper Networks EX Series EX4300-48T switch 48 ports managed rack mountable<\/p>\n<p>Manufacturer :Netscreen<\/p>\n<p>Brand :Juniper, Juniper Networks<\/p>\n<p>Product Line :Juniper Networks EX Series<\/p>\n<p>Model :EX4300-48T<\/p>\n<p>Packaged Quantity :1<\/p>\n<p>Chassis<\/p>\n<p>Airflow Direction :Front to back airflow<\/p>\n<p>Built-in Devices :Status LCD<\/p>\n<p>Installed Devices \/ Modules Qty :0<\/p>\n<p>Supported Devices \/ Modules Qty :1<\/p>\n<p>Processor<\/p>\n<p>Type :PowerPC<\/p>\n<p>Installed Qty :1<\/p>\n<p>Clock Speed :1.5 GHZ<\/p>\n<p>RAM<\/p>\n<p>Installed Size :2 GB<\/p>\n<p>Flash Memory<\/p>\n<p>Installed Size :2 GB, 2 GB<\/p>\n<p>Performance<\/p>\n<p>Performance :Switching capacity: 496 Gbps, Throughput: 369 Mpps<\/p>\n<p>Capacity<\/p>\n<p>Capacity :Virtual interfaces (VLANs): 4093, Maximum of neighboring networks: 20000, IPv6 routes: 18000, Multiple Spanning Tree Protocol instances: 64, ARP entries: 64000, VLAN Spanning Tree Protocol instances: 510, IPv4 routes: 32000<\/p>\n<p>Networking<\/p>\n<p>Type :Switch<\/p>\n<p>Subcategory :Network hubs and switches<\/p>\n<p>Subtype :Gigabit Ethernet<\/p>\n<p>Form Factor :Rack-mountable<\/p>\n<p>Stackable :Stackable<\/p>\n<p>Max Units In A Stack :10<\/p>\n<p>Ports Qty :48<\/p>\n<p>Advanced Switching :Layer 3<\/p>\n<p>Routing Protocol :BGP, RIP-1, IGMPv2, Static IPv6 routing, VRRP, IS-IS, IGMPv3, PIM-DM, IGMP, MPLS, Static IPv4 routing, OSPFv3, PIM-SM, RIP-2, CIDR, VRRPv3, OSPF, RIPng, PIM-SSM, Bidirectional Forwarding Detection (BFD)<\/p>\n<p>MAC Address Table Size :64K entries<\/p>\n<p>Jumbo Frame Support :9216 bytes<\/p>\n<p>Manageable :Yes<\/p>\n<p>Remote Management Protocol :RMON 1, RMON 2, SSH-2, HTTPS, SNMP 2, HTTP, SNMP 3, CLI, SNMP 1, RMON 3, SSH, RMON 9, Telnet<\/p>\n<p>Status Indicators :LCD display<\/p>\n<p>Features :DHCP client, DHCP proxy, Quality of Service (QoS), Virtual Chassis technology, Dynamic ARP Inspection (DAI), Trivial File Transfer Protocol (TFTP) support, Front to back airflow, DHCP relay, Tagged VLAN, RARP support, DHCP server, Captive Portal, Management Information Base (MIB), DoS attack prevention, Virtual Routing and Forwarding (VRF), VLAN Spanning Tree Protocol (VSTP), Graceful Route Engine Switchover (GRES), Weighted Random Early Detection (WRED), Per-VLAN Spanning Tree Plus (PVST+), sFlow, Redundant trunk group (RTG), ASIC VPN, Energy Efficient Ethernet, High Availability, ARP support, Temperature sensor, BOOTP support, Multicast Source Discovery Protocol (MSDP), Hot swappable dual fans, DDos attack prevention, Store and forward, Spanning Tree Protocol (STP) support, SNTP support, Multiple Spanning Tree Protocol (MSTP) support, Class of Service (CoS), Deficit Weighted Round Robin (DWRR), Link Aggregation Control Protocol (LACP), DiffServ support, NTP time synchronization, MLD snooping, Rapid Spanning Tree Protocol (RSTP) support, Neighbor Discovery Protocol (NDP), Time Domain Reflectometry (TDR), IPv4 support, Access Control List (ACL) support, IPv6 support, LLDP support, Flow control, Redundant hot swappable fans, DHCP snooping, VLAN support, Auto-uplink (auto MDI\/MDI-X), Strict Priority (SP), IGMP snooping<\/p>\n<p>Compliant Standards :IEEE 802.3ah, IEEE 802.3az, IEEE 802.1w, IEEE 802.3ae, IEEE 802.3, IEEE 802.1Q, IEEE 802.1D, IEEE 802.3x, IEEE 802.1ak, IEEE 802.3u, ITU-T G.8032, IEEE 802.1ab (LLDP), IEEE 802.1x, IEEE 802.3z, IEEE 802.3ab, IEEE 802.3ba, IEEE 802.1s, IEEE 802.3ad (LACP), IEEE 802.1p, IEEE 802.1ae<\/p>\n<p>Ports<\/p>\n<p>Qty :48<\/p>\n<p>Type :10\/100\/1000<\/p>\n<p>Ports (2nd)<\/p>\n<p>Qty :4<\/p>\n<p>Type :40 Gigabit QSFP+<\/p>\n<p>Expansion Slots<\/p>\n<p>Expansion Slots :1 (total) \/ 1 (free) x expansion slot<\/p>\n<p>Interface Provided<\/p>\n<p>Interfaces :48 x 1000Base-T RJ-45, 4 x QSFP+ uplink<\/p>\n<p>Power Device<\/p>\n<p>Type :Internal power supply<\/p>\n<p>Hot-Plug :Hot-plug<\/p>\n<p>Power Redundancy :Optional<\/p>\n<p>Power Redundancy Scheme :1+1 (with optional power supply)<\/p>\n<p>Installed Qty :1<\/p>\n<p>Max Supported Qty :2<\/p>\n<p>Power Provided :450 watt<\/p>\n<p>Nominal Voltage :DC 36 \u2013 72 V<\/p>\n<p>Miscellaneous<\/p>\n<p>Color Category :Gray<\/p>\n<p>Height (Rack Units) :1<\/p>\n<p>Encryption Algorithm :TTLS, MD5, PEAP, TLS<\/p>\n<p>Authentication Method :RADIUS, TACACS+, Secure Shell v.2 (SSH2), Extensible Authentication Protocol (EAP)<\/p>\n<p>Compliant Standards :EN55022 Class A, ICES-003 Class A, EN 300386, EN55024, EN 60950-1, CISPR 22 Class A, cUL, EMC, ISO 7779, FCC CFR47 Part 15, IEC 60950-1, VCCI Class A, CAN\/CSA C22.2 No. 60950-1, RoHS 6\/6, NEBS, GR-1089-CORE, TUV GS, EN 60950-1:2006, UL 60950-1, CAN\/CSA-C22.2 No. 60950-1<\/p>\n<p>Dimensions &#038; Weight<\/p>\n<p>Width :17.4 inch<\/p>\n<p>Depth :16.4 inch<\/p>\n<p>Height :1.7 inch<\/p>\n<p>Weight :16.09 lbs<\/p>\n<p>Environmental Parameters<\/p>\n<p>Min Operating Temperature :32 degree Fahrenheit<\/p>\n<p>Max Operating Temperature :113 degree Fahrenheit<\/p>\n<p>Min Storage Temperature :-40 degree Fahrenheit<\/p>\n<p>Max Storage Temperature :158 degree Fahrenheit<\/p>\n<p>Humidity Range Operating :10 \u2013 85% (non-condensing)<\/p>\n<p>Humidity Range Storage :0 \u2013 95% (non-condensing)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Refurbished EX4300-48T-DC Overview<\/p>\n<p>The Juniper Networks EX4300 line of Ethernet switch with Virtual Chassis technology combines the carrier-class reliability of modular systems with the economics and flexibility of stackable platforms, delivering a high-performance, scalable solution for data center, campus, and branch office environments.<\/p>\n","protected":false},"featured_media":87984,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[448],"product_cat":[9570,347,398],"product_tag":[338],"class_list":["post-87983","product","type-product","status-publish","has-post-thumbnail","product_brand-juniper","product_cat-juniper-refurbished-network-switches","product_cat-refurbished","product_cat-refurbished-network-switches","product_tag-network-switch","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Refurbished EX4300-48T-DC Juniper Networks EX 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