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Woodhead SR404 - Aero-Motive® Self-Contained Slip Ring, 75A, 4 AWG, 4 Conductors, Bore Size 38.10mm (1.500") Diameter

Woodhead SR404 Aero-Motive® Self-Contained Slip Ring, 75A, 4 AWG, 4 Conductors, Bore Size 38.10mm…

Alternate Item Number: 1300920181

UPC: 786788678302

Documents & Media
Specification Sheet

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Woodhead Aero-Motive® SR404 Self-Contained Slip Ring (SKU: SR404) is designed for reliable electrical power and signal transmission in rotating industrial and aerospace applications. This unit features a robust 75A current rating and a precisely machined 38.10mm (1.500") bore diameter for straightforward integration with rotating shafts. It includes four conductors, providing versatile connectivity for multiple circuits. This integrated design simplifies installation by eliminating external brush holders and complex wiring, reducing assembly time and potential failure points. Its NEMA 4 rating ensures protection against dust and water, making it suitable for indoor and outdoor use in harsh conditions. The SR404 incorporates a four-roller cable guide, adjustable over a 270° arc in 5° increments, allowing for precise cable management. A containerized main spring ensures safe and simple handling and replacement. The junction box is large and easy to access, and the ratchet lock can be easily disengaged. This slip ring is ideal for applications such as wind turbines, robotics, industrial machinery, aerospace systems, and marine equipment requiring continuous rotation and uninterrupted electrical connectivity.
  • 75A Current Rating for high-power applications
  • 38.10mm (1.500") Bore Diameter for easy shaft integration
  • 4 Conductors for versatile circuit connectivity
  • Self-Contained Design simplifies installation and reduces failure points
  • NEMA 4 Rated for protection against dust and water in harsh environments

Specifications

Brand Name
Aero-Motive
Motor
Continuous 125
Sub Brand
Aero-Motive
Type
Self-Contained
Voltage Rating
600V
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Frequently Asked Questions

What is the maximum current per contact for the SR404 slip ring?

The SR404 slip ring has a maximum current per contact of 75.0A.

What is the operating temperature range for the SR404 slip ring?

The SR404 slip ring can operate in a temperature range from -40°C to +120°C.

What is the bore size diameter of the SR404 slip ring?

The SR404 slip ring has a center bore diameter of 38.10mm (1.500").

How many conductors does the SR404 slip ring have?

The SR404 slip ring is equipped with 4 conductors.

What is the maximum voltage rating for the SR404 slip ring?

The maximum voltage rating for the SR404 slip ring is 600V.

What wire size AWG is compatible with the SR404 slip ring?

The SR404 slip ring is designed for wire size AWG 4.

What is the maximum continuous speed for the SR404 slip ring?

The SR404 slip ring can operate at a continuous speed of 125 RPM.

What are the mounting styles supported by the SR404 slip ring?

The SR404 slip ring supports both horizontal and vertical mounting styles.

Frequently Asked Questions about Woodhead

What certifications and standards do Woodhead products comply with?

Woodhead products are certified to multiple rigorous industrial standards, including UL Listed, CSA Certified, NSF Certified, and IP69K Rated. Their wiring devices meet FDA compliance requirements for food-related applications, and are tested to international standards like JIS Z2801/ISO 22196 for antimicrobial performance. These certifications demonstrate Woodhead's commitment to safety, durability, and quality across industrial, food processing, and harsh environment applications.

What industries and applications are Woodhead products used for?

Woodhead products serve a wide range of industrial applications including manufacturing, construction sites, food and beverage processing, shipyards, utility plants, and maintenance operations. Their specialized wiring devices and outlet boxes are designed for harsh environments like wet locations, petrochemical facilities, and heavy-duty industrial settings, with specific product lines for assembly stations, workstations, and portable power needs.

What are the key features of Woodhead products?

Woodhead products feature advanced industrial-grade design with key capabilities including IP69K water resistance, FDA-compliant materials, antimicrobial silicone rubber construction, and UL/CSA certifications. Their product lines span wet-location wiring devices, heavy-duty industrial connectors, portable lighting, and control solutions engineered for extreme environments like food processing, petrochemical, and manufacturing applications.

What are the main product lines offered by Woodhead?

Woodhead offers a comprehensive range of industrial connectivity solutions, including circular connectors, cordsets, and connectivity products for automation and industrial environments. Their product lines cover multiple series such as the 29W, 35, 32G, and 1000-series connectors, which are designed for robust industrial applications with various configurations and specifications.

What communication protocols do Woodhead products support?

Woodhead products support a comprehensive range of industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, and DeviceNet. These protocols enable flexible connectivity across multiple industrial automation platforms, supporting high-speed data transmission and seamless network integration for diverse industrial applications.