J4839A HP 500 Watts 100-240V 3.8A Power Supply at discount

J4839A Specifications

HP ProCurve Switch 2524 — 24-Port 10/100 Managed Network Switch

Manufacturer: Hewlett Packard (HP)
Manufacturer Model: J4839A
Product Line: HP ProCurve Networking
Product Series: ProCurve 2500 Series Switches
Product Type: Managed Ethernet Switch
Product Name: HP ProCurve 2524 24-Port 10/100 Switch with 2 Dual-Personality Ports

KEY FEATURES:
Number of Ports: 24 x 10/100Base-TX RJ-45 ports
Uplink Ports: 2 dual-personality ports (10/100/1000Base-T or mini-GBIC)
Switching Capacity: 8.8 Gbps
Forwarding Rate: 6.6 Mpps
MAC Address Table Size: 8,000 entries
VLAN Support: Yes (IEEE 802.1Q VLAN tagging, up to 64 VLANs)
Management: Web, SNMP, CLI, and HP ProCurve Manager support
Stackable: Yes (via uplink ports)
Layer Type: Layer 2 Managed Switch

PERFORMANCE:
Throughput: Wire-speed performance on all 24 ports
Latency: <10 microseconds (typical) Memory: 8 MB Flash / 16 MB DRAM Packet Buffer Size: 512 KB Jumbo Frames: Supported up to 9,216 bytes ENVIRONMENTAL & RELIABILITY: Operating Temperature: 0°C to 45°C (32°F to 113°F) Storage Temperature: -40°C to 70°C (-40°F to 158°F) MTBF: >250,000 hours
Reliability Rating: Enterprise-class, 24×7 operation

PHYSICAL:
Form Factor: Rack-mountable (1U)
Dimensions: 4.4 cm × 44.3 cm × 25.4 cm (1.73 in × 17.44 in × 10 in)
Weight: ~3.2 kg (~7 lbs)
Mounting: Standard 19-inch rack-mount kit included

COMPATIBILITY:
Ideal for small to medium-sized enterprise networks, branch offices, and departmental connectivity.

DESCRIPTION:
The HP ProCurve 2524 (J4839A) is a Layer 2 managed Ethernet switch providing 24 10/100 ports and dual Gigabit uplinks, designed for reliable, high-performance LAN networking. It offers advanced VLAN support, SNMP management, and robust security — making it an excellent choice for enterprise edge and small network environments.