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by Hp
Product Line: HP OfficeConnect 1920S Switch Series
Product Type: Switch
Sold out
Original price $0.00 - Original price $136.00
Original price
$0.00 - $136.00
Current price $0.00
Title: Surplus

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Product Description

The JG540A HP features 48 RJ-45 autosensing 10/100 ports and two RJ-45 autosensing 10/100/1000 ports, along with two SFP 100/1000 Mbps slots, supporting a range of networking speeds and allowing for flexible connectivity options. It is designed for easy installation in an EIA-standard 19-inch telco rack or equipment cabinet, with dimensions of 4.4 cm (H) x 44 cm (W) x 17.3 cm (D) and a weight of 2.3 kg. The device operates efficiently within a power range of 100-240 VAC, consuming a maximum of 22 W, and can function in temperatures ranging from 0°C to 40°C with a relative humidity of up to 90%, non-condensing.

Key Feature for the JG540A

  • What are the types of ports available on this device?
    This device includes 48 RJ-45 autosensing 10/100 ports, 2 RJ-45 autosensing 10/100/1000 ports, and 2 SFP 100/1000 Mbps slots.
  • Can the 10BASE-T/100BASE-TX ports on the switch operate in both half and full duplex modes?
    Yes, the 10BASE-T/100BASE-TX ports support both half and full duplex modes.
  • Is there a console port available for CLI access?
    Yes, there is 1 RJ-45 console port for limited CLI access.
  • How many autosensing ports are supported by this device in total?
    The device supports a total of 52 autosensing ports, including 48 10/100 ports and 2 10/100/1000 ports, plus 2 SFP slots.
  • What are the physical dimensions of this networking device?
    The device measures 4.4 cm in height, 44 cm in width, and 17.3 cm in depth.
  • What is the weight of this device?
    The device weighs 2.3 kg (5.07 lb).
  • What power specifications does the device require?
    It requires a minimum of 100 VAC and a maximum of 240 VAC, with a frequency range of 50-60 Hz and a maximum power rating of 22 W.
  • What are the operating temperature and humidity ranges?
    The operating temperature range is 0° to 40°C (32° to 104°F), and the operating relative humidity range is 10% to 90%, non-condensing.
  • What are the non-operating storage temperature and humidity ranges?
    The storage temperature range is -40° to 70°C (-40° to 158°F), and the non-operating relative humidity range is 10% to 95%, non-condensing.
  • How is the device mounted?
    The device mounts in an EIA-standard 19 in. telco rack or equipment cabinet.

Product Review

The HP JG540A provides a comprehensive solution for networks requiring high-density Ethernet connectivity, featuring 48 autosensing 10/100 ports, two 10/100/1000 ports, and two SFP slots for fiber connections. However, its limitation to 100BASE-TX on the majority of ports may restrict its application in environments demanding higher bandwidth. Additionally, the device's compact design and low power consumption make it suitable for rack installations where space and energy efficiency are critical.


The HP JG540A is a network switch designed to meet the connectivity needs of businesses requiring efficient network management and reliable performance. This device is equipped with a comprehensive set of ports and features to support a wide range of networking requirements. The hardware specifications of the HP JG540A include 48 RJ-45 autosensing 10/100 ports compliant with IEEE 802.3 Type 10BASE-T and IEEE 802.3u Type 100BASE-TX standards, facilitating both half and full duplex communication. Additionally, it offers two SFP 100/1000 Mbps slots compatible with IEEE 802.3u Type 100BASE-FX and IEEE 802.3z Type 1000BASE-X for fiber connectivity, enhancing the network's flexibility and reach.
  • It also includes two RJ-45 autosensing 10/100/1000 ports supporting IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, and IEEE 802.3ab Type 1000BASE-T standards, with full duplex mode available for 1000BASE-T.
  • For configuration and management, the switch features one RJ-45 console port, offering access to a limited command-line interface (CLI) for network administrators.
  • The device supports up to 48 autosensing 10/100 ports, two autosensing 10/100/1000 ports, and two SFP 100/1000 slots, providing a versatile platform for various networking scenarios.
Designed for easy installation, the HP JG540A mounts in an EIA-standard 19-inch telco rack or equipment cabinet, ensuring compatibility with standard networking infrastructure. It measures 4.4 cm in height, 44 cm in width, and 17.3 cm in depth, with a weight of 2.3 kg, making it compact and lightweight for its capabilities. The power requirements for the HP JG540A include a minimum AC voltage of 100 VAC and a maximum of 240 VAC, with a frequency range between 50 Hz and 60 Hz. Its maximum power rating is 22 W, indicating its energy efficiency for a device of its class. Operating conditions for the switch require a temperature between 0°C (32°F) and 40°C (104°F), with a relative humidity range from 10% to 90%, non-condensing. For non-operating or storage conditions, the temperature can range from -40°C (-40°F) to 70°C (158°F), with a relative humidity between 10% and 95%, non-condensing. These specifications ensure the HP JG540A's durability and reliability in various environmental conditions, from standard office environments to more demanding storage situations. In summary, the HP JG540A is a versatile and efficient networking switch, offering a wide array of ports and features to support the demands of modern businesses. Its compact design, combined with its environmental tolerance and energy efficiency, makes it an excellent choice for organizations looking to optimize their network performance and reliability.


Item NumberHP JG540A
Interface48 RJ-45 10/100 Mbps ports with auto-negotiation capability, 2 RJ-45 10/100/1000 Mbps ports, and 2 SFP slots for 100/1000 Mbps connections
Supported StandardsIEEE 802.3 (10BASE-T), IEEE 802.3u (100BASE-TX), IEEE 802.3ab (1000BASE-T), IEEE 802.3z (1000BASE-X)
Duplex ModesAuto-Negotiation on 10/100 Mbps ports, Full-Duplex on 1000BASE-T ports
Management Port1 RJ-45 console port for limited CLI access
Port CapacitySupports up to 48 10/100 Mbps ports, 2 10/100/1000 Mbps ports, and 2 100/1000 Mbps SFP slots
InstallationCompatible with EIA-standard 19-inch racks and cabinets
Height4.4 cm (1.73 inches)
Width44 cm (17.32 inches)
Depth17.3 cm (6.81 inches)
Weight2.3 kg (5.07 lbs)
AC Voltage Range100-240 VAC
Frequency Range50-60 Hz
Power Consumption22 W (Maximum)
Operational Temperature Range0°C (32°F) to 40°C (104°F)
Operational Humidity Range10% to 90%, non-condensing
Storage Temperature Range-40°C (-40°F) to 70°C (158°F)
Storage Humidity Range10% to 95%, non-condensing

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