B+B SmartWorx UHR304 Isolated Industrial 4 Port USB Hub
The UHR304 industrial USB hub is engineered for mission-critical applications where electrical isolation and reliability are non-negotiable. This 4 port USB hub delivers robust performance in demanding manufacturing, automation, and control environments where multiple USB connections must operate safely without ground loops or electrical interference. Built for industrial-grade durability, the isolated USB hub protects sensitive equipment and data integrity across your connected devices.
Perfect for system integrators, automation engineers, and industrial facilities requiring galvanic isolation between upstream and downstream USB ports, the UHR304 ensures stable operation in electrically noisy environments while maintaining full USB compliance and data integrity.
Key Features
- 4 isolated downstream USB ports with galvanic isolation protection
- USB full-speed (12 Mbps) and low-speed (1.5 Mbps) data rate support
- Industrial-grade construction for harsh operating environments
- Electrical isolation between upstream and downstream connections
- Enhanced reliability and protection against ground loop interference
- Compact form factor suitable for panel mounting and DIN rail integration
- Hot-swappable USB device connectivity
- Compliant with USB 1.1 and USB 2.0 specifications
Technical Specifications
| Specification |
Details |
| Manufacturer |
B+B SmartWorx |
| Model Number |
BB-UHR304 |
| USB Ports |
4 downstream isolated ports |
| Data Rates Supported |
USB full-speed (12 Mbps), USB low-speed (1.5 Mbps) |
| Isolation Type |
Galvanic isolation between upstream and downstream |
| USB Compliance |
USB 1.1 and USB 2.0 |
| Application |
Industrial automation, control systems, manufacturing |
| Environmental Rating |
Industrial-grade |
Frequently Asked Questions
What is an isolated USB hub and why do I need one?
An isolated USB hub provides galvanic isolation between the host computer and connected USB devices, preventing ground loop interference and electrical noise from affecting sensitive equipment. This is critical in industrial environments where multiple devices operate on different electrical grounds.
How does the UHR304 protect industrial equipment?
The UHR304's electrical isolation design protects connected devices by breaking ground loops and preventing voltage spikes from propagating between the upstream port and downstream devices. This ensures stable operation and extends equipment lifespan in electrically noisy industrial settings.
Can the UHR304 support high-speed USB devices?
The UHR304 supports USB full-speed (12 Mbps) and low-speed (1.5 Mbps) data rates, making it ideal for industrial control devices, sensors, and legacy equipment. For high-speed applications, consult B+B SmartWorx for alternative solutions.
Is the UHR304 suitable for harsh industrial environments?
Yes, the industrial 4 port USB hub is built with industrial-grade construction to withstand demanding manufacturing and automation environments, providing reliable performance in temperature extremes and electrically challenging conditions.
