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by Hp
Product Line: HP JH178A
Product Type: Switch
Original price $0.00 - Original price $601.00
Original price
$0.00 - $601.00
Current price $601.00
Title: Used

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Product Description

The JH178A HP features 2 module slots, 2 QSFP+ 40GbE ports, and additional connectivity through 1 RJ-45 serial console port, 1 RJ-45 out-of-band management port, and 1 USB 2.0 port. It is equipped with 2 power supply slots, requiring a minimum of one, and 2 fan tray slots, all within a 1U height chassis measuring 17.32(w) x 25.98(d) x 1.74(h) inches and weighing 35.27 lb when fully configured. The system operates within a temperature range of 32°F to 113°F, supports a humidity range of 10% to 90% noncondensing, and has a maximum power rating of 508 W with an idle power consumption of 105 W.

Key Feature for the JH178A

  • What module slots are available on this device?
    There are 2 module slots available.
  • How many QSFP+ 40GbE ports does the device include?
    It includes 2 QSFP+ 40GbE ports.
  • Can you list the types of additional ports and slots available?
    Yes, it includes 1 RJ-45 serial console port, 1 RJ-45 out-of-band management port, and 1 USB 2.0 port.
  • What are the power supply specifications for the device?
    The device has 2 power supply slots, with a minimum of 1 power supply required for operation.
  • How many fan tray slots does the device have?
    There are 2 fan tray slots.
  • What are the dimensions and weight of the device?
    The dimensions are 17.32(w) x 25.98(d) x 1.74(h) inches, with a shipping weight of 39.68 lb and a full configuration weight of 35.27 lb.
  • What is the device's MTBF and MTTR?
    The Mean Time Between Failures (MTBF) is 47.2 years, and the Mean Time To Repair (MTTR) is 1 hour.
  • What operating temperature range is supported?
    The device supports an operating temperature range from 32°F to 113°F.
  • What is the maximum power rating and idle power consumption?
    The maximum power rating is 508 W, with an idle power consumption of 105 W.
  • What are the acoustic levels for the device's fans?
    At low speed, the fan's acoustic level is 59.8 dB, and at high speed, it is 74.4 dB.

Product Review

The HP JH178A offers a balance of high-speed connectivity and redundancy with its two QSFP+ 40GbE ports and dual power supply slots, catering well to environments requiring high availability and throughput. However, its noise levels, ranging from 59.8 dB in low-speed to 74.4 dB in high-speed fan operation, may be a consideration for deployment in noise-sensitive areas. Additionally, the unit's power consumption, with a maximum rating of 508W, alongside its operational temperature range, suggests a need for efficient cooling and power management strategies in densely packed network infrastructures.


The HP JH178A is a high-performance network switch designed to accommodate the demanding networking needs of businesses. This device ensures efficient connectivity and network management with its comprehensive set of features and hardware specifications. Central to the HP JH178A are its I/O ports and slots, which include two module slots and two QSFP+ 40GbE ports. These ports enable high-speed network connections and flexible expansion capabilities. The switch also features a range of additional ports and slots for comprehensive connectivity options, including one RJ-45 serial console port for local management, one RJ-45 out-of-band management port for remote management, and one USB 2.0 port for easy file transfers and firmware upgrades. Power management is efficiently handled with two power supply slots, requiring a minimum of one power supply to operate. This redundancy feature ensures uninterrupted operation. The device also includes two fan tray slots, supporting the system's cooling mechanisms to maintain optimal performance even under heavy loads. In terms of physical specifications, the HP JH178A has a compact form factor with dimensions of 17.32 inches in width, 25.98 inches in depth, and a height of 1.74 inches, fitting perfectly into a 1U rack space. It has a shipping weight of 39.68 pounds and a full configuration weight of 35.27 pounds, making it manageable for installation and maintenance. - Reliability is a key aspect of the HP JH178A, with a mean time between failures (MTBF) of 47.2 years and a mean time to repair (MTTR) of 1 hour, ensuring minimal downtime and easy serviceability. - The operating temperature range is from 32°F to 113°F, with a relative humidity range of 10% to 90% noncondensing, supporting its use in a wide variety of environmental conditions. - Noise levels are managed with a low-speed fan noise level of 59.8 dB and a high-speed fan noise level of 74.4 dB, alongside maximum heat dissipation of 1733 BTU/hr, ensuring the device operates within comfortable noise levels while efficiently managing heat. Power requirements are versatile, with a voltage range of 90–264 VAC and -40 to -75 VDC, rated. The maximum power rating is 508 W, with an idle power consumption of 105 W, balancing performance with energy efficiency. In summary, the HP JH178A offers a blend of high-speed connectivity, efficient power management, and compact, reliable hardware design. Its extensive set of I/O ports, along with flexible power and cooling options, make it an ideal choice for businesses looking to build or expand their network infrastructure with a switch that delivers both performance and durability.


Part Number and ManufacturerHP JH178A
Interfaces2 expansion module slots
Interfaces2 40-Gigabit QSFP+ ports
Extra Interfaces1 RJ-45 serial console interface
Extra Interfaces1 RJ-45 management port
Extra Interfaces1 USB 2.0 port
Power Supply Capacity2 slots for power supplies, at least one required
Cooling2 slots for fan trays
Size (Width)17.32 in (44.00 cm), 1U height
Size (Depth)25.98 in (66.0 cm), 1U height
Size (Height)1.74 in (4.42 cm), 1U height
Weight (Shipping)39.68 lbs (18 kg)
Weight (Operational)35.27 lbs (16 kg)
Reliability and RepairMTBF: 47.2 years, MTTR: 1 hour
Operating Temperature (Min)32°F (0°C)
Operating Temperature (Max)113°F (45°C)
Operating Humidity (Min)10%, non-condensing
Operating Humidity (Max)90%, non-condensing
Acoustic NoiseLow-speed: 59.8 dB, High-speed: 74.4 dB
Heat Dissipation358/1733 BTU/hr (377.69/1828.31 kJ/hr)
Input Voltage AC90–264 VAC
Input Voltage DC-40 to -75 VDC
Power Consumption (Max)508 W
Power Consumption (Idle)105 W

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