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Advantech Automation BBUH4012KV USB Isolator

The compact USB isolator provides 4kV protection for PCs, laptops, and equipment, ensuring reliable operation in electrically noisy environments. It maintains full-speed (12 Mbps) USB 1.1 data transfer, supports high retention USB Type B upstream and Type A downstream ports, and is powered by the USB bus with a standard 5 VDC input. Designed for industrial applications, it features a robust IP30 plastic case, operates from -40 to +80°C, and offers ground loop elimination and ESD protection up to 15 kV. Its small size (4.32 x 5.08 x 2.03 cm) facilitates quick inline installation, making it ideal for measurement and automation systems needing electrical isolation and EMI/RFI noise filtering.

Authorized Distributors
Source:Newark
Part No:BB-UH401-2KV
Stock:4
Inv Date:05-30-2026
Price: Unit price: $123
Buy/RFQ:
Source:DigiKey
Part No:BB-UH401-2KV
Stock:314
Inv Date:05-30-2026
Price: Unit price: $123
Buy/RFQ:
Part No:BB-UH401-2KV
Stock:125
Inv Date:05-31-2026
Price: Unit price: $123
Buy/RFQ:

Advantech Automation BBUH4012KV USB Isolator Specifications:

  • Technology: USB 1.1, 12 Mbps
  • Standards Note: Transparent to OS, no drivers required
  • Input Voltage: Standard USB bus power 5 VDC
  • Downstream Power: Up to 100mA with full upstream power
  • Isolation: 2KV
  • Operating Temperature: -40 to +80°C
  • Mechanical: IP30 plastic case, dimensions 4.32 x 5.08 x 2.03 cm
  • MTBF: 1,049,851 hours
  • LED Indicators: Power for USB bus
  • Retention Force: Minimum 15 Newtons (~3.4 lbs)
  • Certifications: FCC Class A, CE, CISPR 32, EN 55032, EN 55024, RoHS, WEEE
  • EMC Standards: EM compatible with multimedia and IT equipment

Buy the Advantech BBUH401-2KV – Reliable USB Isolator for Industrial Applications

Enhance your industrial setup with this compact USB isolator offering 4kV electrical isolation, full-speed 12 Mbps data transfer, and rugged design. Its small footprint allows for easy inline installation, eliminating ground loops and protecting devices from surges, spikes, EMI, and RFI interference. Powered directly from the USB bus, it supports environments with temperature variations from -40°C to +80°C, making it ideal for measurement, automation, and control applications requiring reliable electrical isolation and high EMI/RFI immunity. Order online now for fast, secure delivery.

Order your Advantech Series BBUH401-2KV USB isolator today and equip your systems with industry-leading electrical noise protection and reliable data transfer.

Frequently Asked Questions

Where can I buy Advantech Automation BBUH4012KV?

You can click on the BUY or RFQ button to purchase BBUH4012KV from an authorized Advantech Automation distributor.

How do I troubleshoot issues or seek technical support for part BBUH4012KV?

You can download the BBUH4012KV datasheet or visit the Advantech Automation website for support.

Who is the manufacturer of BBUH4012KV?

Advantech Automation

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