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Black Box LGH008A 8-Port Gigabit Hardened Temperature Switch - 10/100/1000Base-T - Layer 2 - Rail-Mountable - 9-48VDC
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Product Features
Technical Overview
This Layer 2 switch provides eight auto-negotiating Gigabit Ethernet ports that support twisted pair media. The non-managed design offers plug-and-play operation with no configuration required, making it ideal for straightforward network extension applications.
Power flexibility comes from the wide input voltage range, while redundant power supply support adds deployment reliability. The switch operates on standard Ethernet protocols and maintains full wire-speed performance across all ports.
Relevant factors for this section include Total Number of Network Ports, Modular, Stack Port, Media Type Supported. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
The LGH008A delivers essential hardened switching capabilities with several distinct advantages for industrial networking deployments.
These strengths make the product easier to deploy and manage in real environments, especially where reliability, usability, and day-to-day operational continuity matter. Notable benefits include Environmental Resilience, Deployment Flexibility.
Environmental Resilience
Engineered to operate reliably across a wide temperature spectrum from -10°C to +70°C, ensuring consistent performance in challenging conditions where standard commercial switches might fail.
- Extended temperature tolerance
- Industrial-grade components
- Reliable operation in harsh environments
Deployment Flexibility
The compact DIN rail mountable design and wide power input range allow installation in diverse industrial settings without requiring specialized mounting hardware or precise voltage regulation.
- DIN rail mounting included
- 9-48VDC power input
- Compact footprint for space-constrained installations
Deployment / Use Cases
This hardened switch serves as an ideal connectivity solution for industrial automation, manufacturing facilities, and edge networking applications where environmental factors demand equipment resilience.
Typical deployments include factory floor networks, transportation systems, utility substations, and outdoor enclosures where temperature extremes, vibration, or space limitations make standard switches impractical.
Relevant factors for this section include Total Number of Network Ports, Modular, Stack Port, Media Type Supported. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Industrial Automation
Connect PLCs, HMIs, sensors, and other industrial devices on the factory floor with reliable Gigabit connectivity that withstands temperature variations and electrical noise common in manufacturing environments.
Edge Networking
Extend network connectivity to remote locations, outdoor enclosures, or mobile installations where power sources may vary and environmental conditions require hardened equipment specifications.
Physical Profile
The LGH008A features a compact black enclosure measuring 3.50" high × 1.80" wide × 3.10" deep, with a lightweight 9.60 oz design that minimizes installation strain. The rail-mountable form factor includes mounting hardware for standard DIN rails, enabling secure installation in control panels and equipment racks without additional brackets.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 3.50" (88.90 mm), 1.80" (45.72 mm), 3.10" (78.74 mm), 9.60 oz (272.16 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 1.80" (45.72 mm)
- Depth
- 3.10" (78.74 mm)
- Height
- 3.50" (88.90 mm)
- Weight
- 9.60 oz (272.16 g)
Highlights
- Eight 10/100/1000Base-T RJ-45 copper ports
- Extended temperature operation from -10°C to +70°C
- Wide-range 9-48VDC power input with redundant power support
- DIN rail mountable form factor with included mounting kit
- Layer 2 switching with auto-negotiating ports
- Non-managed plug-and-play operation
- Compact dimensions: 3.50" H × 1.80" W × 3.10" D
- 5-year limited warranty with TAA compliance
Specifications
| Specifications | |
|---|---|
| Manufacturer | Black Box Corporation |
| Manufacturer Part Number | LGH008A |
| Brand Name | Black Box |
| Product Name | HRD Switch - (8) 10/100/1000Mbps RJ45 |
| Product Type | Ethernet Switch |
| Interfaces/Ports | |
| Total Number of Network Ports | 8 |
| Modular | No |
| Stack Port | No |
| Port/Expansion Slot Details | 8 x Gigabit Ethernet Network |
| Media & Performance | |
| Media Type Supported | Twisted Pair |
| Ethernet Technology | Gigabit Ethernet |
| Network Technology | 10/100/1000Base-T |
| Network & Communication | |
| Layer Supported | 2 |
| Management & Protocols | |
| Manageable | No |
| Power Description | |
| PoE (RJ-45) Port | No |
| Power Source | Power Supply |
| Redundant Power Supply Supported | Yes |
| Physical Characteristics | |
| Product Color | Black |
| Form Factor | Rail-mountable |
| Height | 3.50" (88.90 mm) |
| Width | 1.80" (45.72 mm) |
| Depth | 3.10" (78.74 mm) |
| Weight (Approximate) | 9.60 oz (272.16 g) |
| Miscellaneous | |
| Environmentally Friendly | Yes |
| Country of Origin | Taiwan |
| TAA Compliant | Yes |
| Warranty | |
| Limited Warranty | 5 Year |
User Manual
FAQ
How many network ports does this switch have?
The Black Box LGH008A provides eight Gigabit Ethernet ports. All ports support 10/100/1000Base-T speeds over twisted pair copper cabling with RJ-45 connectors, making it suitable for connecting multiple devices in industrial networking environments.
What temperature range can this hardened switch operate in?
This switch is designed for extended temperature operation from -10°C to +70°C (14°F to 158°F). This hardened specification allows reliable deployment in industrial settings, outdoor enclosures, and other environments where temperature extremes would compromise standard commercial switches.
Does this switch support Power over Ethernet?
No, the LGH008A does not provide Power over Ethernet capabilities. The eight RJ-45 ports deliver data connectivity only. For power, the switch accepts 9-48VDC input and supports redundant power supplies for increased deployment reliability in critical applications.
How is this switch mounted for installation?
The switch features a DIN rail mountable form factor and includes a mounting kit for installation on standard DIN rails. This design enables secure mounting in control panels, equipment racks, and industrial enclosures without requiring additional brackets or specialized hardware.
Is this a managed or unmanaged switch?
The LGH008A is a non-managed Layer 2 switch that operates in plug-and-play mode without configuration requirements. It provides basic switching functionality with auto-negotiating ports, making it suitable for straightforward network extension applications where advanced management features are not needed.
What power input does this switch require?
The switch accepts a wide-range 9-48VDC power input, providing flexibility for various industrial power sources. It also supports redundant power supplies, allowing for backup power connectivity to maintain network operation if the primary power source fails in critical deployments.
| Qty | Price | Available |
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