USB 2.0 Isolator BUELEC EVC9103S 1500V 3 Port Rail Mount

Description

Product Overview

The BUELEC EVC9103S is a high‑speed USB 2.0 isolator engineered for demanding industrial environments. It provides 1500 V of galvanic isolation while preserving the full 480 Mbps bandwidth of USB 2.0, allowing seamless connection of cameras, flash drives, and other high‑speed peripherals without latency or data loss.

Encased in a compact 4.06 × 2.76 × 1.02 inch aluminum housing, the unit supports dual power sources: a 12 V external DC supply or standard 5 V USB power. Its DIN‑rail mounting dimensions (103 × 70 × 26 mm) enable stackable installation in control panels, ensuring a tidy and space‑efficient layout.

Designed for universal compatibility, the isolator works driver‑free across Windows, Linux, macOS, Android, and Windows CE platforms. It accepts a single USB Type‑B input and expands it to three Type‑A outputs, each limited to 1 A, making it suitable for a wide range of devices and hub configurations.

Safety is paramount: the device meets IEC 61010‑1 standards, features short‑circuit protection, and endures temperatures from –20 °C to +70 °C. Its robust construction resists electromagnetic interference, static discharge, and voltage surges, delivering reliable performance in harsh industrial settings.

The built‑in LCD screen provides real‑time monitoring of voltage, current, and power, enabling quick diagnostics and preventive maintenance. Users can switch display orientation with a single button, facilitating installation in cramped or noisy panels where visual feedback is essential.

Environmental responsibility is built into the design. The isolator is lead‑free, RoHS compliant, and manufactured using recyclable aluminum, aligning with green‑technology initiatives while maintaining the durability required for long‑term field deployment.

Overall, the EVC9103S combines high isolation voltage, fast data throughput, and intuitive monitoring in a rugged, stackable package, making it a versatile solution for automation, medical instrumentation, and any application where USB connectivity must be protected from high‑voltage hazards.

Usage

In industrial automation, the isolator safeguards PLCs, HMIs, and sensor arrays from voltage spikes generated by heavy machinery or inductive loads. By placing the device between a central controller and peripheral USB equipment, engineers can prevent costly downtime caused by electrical transients.

Medical devices such as patient monitoring systems, diagnostic imaging equipment, and infusion pumps benefit from the isolator’s ability to separate patient‑connected electronics from potentially hazardous mains voltages, ensuring patient safety and compliance with medical standards.

Field technicians performing on‑site debugging or firmware updates can rely on the LCD readout to verify power conditions instantly, reducing the risk of accidental damage to sensitive equipment in noisy or high‑EMI environments.

Harsh environments like oil‑and‑gas refineries, automotive test benches, and aerospace assembly lines demand equipment that can tolerate extreme temperatures and electromagnetic interference. The EVC9103S’s rugged enclosure and extensive protection features make it an ideal choice for these applications.

Why Choose Us

BUELEC adheres to a strict quality‑control process that includes automated testing, batch certification, and continuous improvement cycles. Every isolator undergoes electrical performance verification, thermal cycling, and mechanical stress testing before leaving the factory, guaranteeing consistent reliability across production runs.

Our dedicated technical support team provides pre‑sale consultation, installation guidance, and post‑sale assistance. Customers receive a 12‑month limited warranty covering manufacturing defects, and we offer optional extended service contracts for mission‑critical deployments.

We understand that each integration may have unique requirements. BUELEC offers customization options such as alternative mounting brackets, extended temperature ranges, and firmware‑free operation modes, ensuring the isolator can be tailored to specific system architectures and future‑proofed for evolving standards.

Key Features

• 1500 V industrial‑grade isolation protects sensitive USB devices from high‑voltage hazards while maintaining full 480 Mbps data rates.
• Built‑in LCD displays real‑time voltage, current, and power, enabling quick diagnostics without external measurement tools.
• 1‑to‑3 port expansion converts a single Type‑B input into three Type‑A outputs, simplifying cabling in dense control panels.
• Rugged DIN‑rail aluminum case with dual‑power options (12 V external or 5 V USB) operates from –20 °C to +70 °C and includes short‑circuit protection.
• Comprehensive after‑sales support, 12‑month warranty, and optional customization ensure long‑term reliability and customer confidence.

FAQ

What types of USB devices can I connect to the isolator?

The isolator supports any USB 2.0 compliant device, including cameras, flash drives, printers, and diagnostic tools. It works with low‑speed, full‑speed, and high‑speed devices up to 480 Mbps, provided the total current draw does not exceed 1 A per port.

Can the isolator be powered solely by the USB host?

Yes, the unit can operate on the 5 V supplied by the host USB port. For applications requiring higher reliability or longer cable runs, a 12 V external DC supply is recommended to ensure stable power and optimal isolation performance.

Is the LCD screen configurable for different measurement units?

The LCD automatically displays voltage in volts, current in amperes, and power in watts. Users can toggle the display orientation, but the measurement units are fixed to provide consistent, industry‑standard readings.

How does the device handle electromagnetic interference?

The isolator incorporates internal shielding, TVS diodes, and a 15 kV air‑gap protection scheme that suppresses EMI and transient spikes. This design ensures reliable data transmission even in electrically noisy environments such as factories or test labs.

What mounting options are available?

Standard units are designed for DIN‑rail mounting, allowing stackable installation in control cabinets. Custom brackets and panel‑mount kits are available upon request to accommodate unique enclosure designs or space constraints.