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ViaviJDSU E6474A55 | Optical Time Domain Reflectometer (OTDR)

The ViaviJDSU E6474A55 is a high-precision optical test instrument designed for advanced fiber optic network deployment, maintenance, and troubleshooting. Part of Viavi Solutions' (formerly JDSU) comprehensive portfolio of telecommunications test equipment,
Jul 9th,2025 130 Views

Product Overview

The ViaviJDSU E6474A55 is a high-precision optical test instrument designed for advanced fiber optic network deployment, maintenance, and troubleshooting. Part of Viavi Solutions' (formerly JDSU) comprehensive portfolio of telecommunications test equipment, this model combines cutting-edge technology with user-friendly operation to meet the demanding requirements of modern optical networks. The E6474A55 excels in measuring key parameters such as optical loss, return loss, and fiber length, making it an indispensable tool for technicians and engineers working with single-mode and multimode fiber systems. Its compact design and rugged construction ensure portability and durability in field environments, while its intuitive interface allows for quick setup and efficient testing. Whether used in data centers, telecommunications networks, or cable TV installations, the E6474A55 delivers accurate and reliable results, helping to minimize downtime and ensure optimal network performance.

Technical Specifications

Parameter

Value

Product Model

ViaviJDSU E6474A55

Manufacturer

Viavi Solutions (formerly JDSU)

Product Type

Optical Time Domain Reflectometer (OTDR)

Wavelengths

1310nm, 1550nm, 1625nm

Dynamic Range

Up to 45dB

Event Dead Zone

<0.8m

Attenuation Dead Zone

<2.5m

Distance Accuracy

±(0.75m + 5ppm × distance + sampling resolution)

Pulse Widths

10ns to 10μs

Measurement Time

Auto: <30 seconds

Display

6.5-inch color TFT LCD

Storage Capacity

>10,000 traces

Power Supply

Rechargeable Li-ion batteries

Battery Life

Up to 8 hours

Operating Temperature

-10°C to +50°C

Storage Temperature

-20°C to +60°C

Dimensions (L x W x H)

260mm x 190mm x 90mm

Weight

2.8kg (with batteries)

Standards Compliance

Telcordia GR-196, IEC 61300


Key Features and Benefits

The ViaviJDSU E6474A55 offers several technical advantages that make it a preferred choice for optical network testing. Its high dynamic range of up to 45dB enables accurate measurements over long distances, making it suitable for both metropolitan and long-haul fiber networks. The instrument's low event and attenuation dead zones ensure precise characterization of closely spaced network components, such as connectors and splices, critical for identifying potential failure points.

 

The E6474A55 features advanced AutoTest functionality, which automatically selects optimal test parameters and generates comprehensive reports in seconds. This significantly reduces testing time and minimizes the risk of user error, increasing productivity in the field. The instrument also supports multiple wavelengths, allowing technicians to test fibers at different wavelengths simultaneously, which is essential for identifying wavelength-dependent issues such as chromatic dispersion.

 

The large, high-resolution color display provides clear visualization of test results, even in bright sunlight. The intuitive touchscreen interface and ergonomic design make the instrument easy to operate, reducing fatigue during extended field use. The E6474A55 also includes built-in memory for storing thousands of test traces, which can be easily transferred to a computer via USB or Ethernet for further analysis and reporting.

 

In terms of durability, the E6474A55 is built to withstand harsh field conditions. Its rugged enclosure is resistant to dust, water, and impact, ensuring reliable operation in challenging environments. The long-lasting battery life allows for full-day use without the need for recharging, making it ideal for remote or outdoor locations.

Related Models

  • E6475A- Higher-performance OTDR with extended dynamic range and advanced analysis capabilities.
  • E6473A- Compact, entry-level OTDR designed for basic fiber testing applications.
  • MTS-6000- Modular test platform that can be configured with various modules, including the E6474A55 functionality.
  • T-BERD/MTS-4000- Portable test suite for comprehensive network testing, including OTDR and other measurement modules.
  • FTB-750- Handheld OTDR optimized for field use in mobile networks and data centers.

 

Hainan Jinlin Electromechanical Equipment Co., Ltd, as an authorized Viavi Solutions partner, provides expert pre-sales support to help you select the right optical test equipment for your specific needs. Our team of experienced technicians can offer training and technical assistance to ensure you get the most out of your E6474A55. With a one-year warranty and responsive after-sales service, we stand behind the quality and reliability of all our products. For inquiries or to place an order, contact us via WhatsApp or email at JLLucky33@qq.com. Trust Hainan Jinlin for all your industrial automation and test equipment requirements.