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Woodhead SR403 - Aero-Motive® Self-Contained Slip Ring, 75A, 4 AWG, 3 Conductors, Bore Size 38.10mm (1.500") Diameter

Woodhead SR403 Aero-Motive® Self-Contained Slip Ring, 75A, 4 AWG, 3 Conductors, Bore Size 38.10mm…

Alternate Item Number: 1300920180

UPC: 786788678296

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 SR403 Aero-Motive® Self-Contained Slip Ring is engineered for reliable power and signal transmission in industrial applications. This unit features a robust cast aluminum construction with a durable yellow powder-coat finish, ensuring longevity in demanding environments. It boasts a NEMA 4 rating, providing superior protection against water and dust ingress, making it suitable for both indoor and outdoor installations. The SR403 is designed with a 1" NPT primary cord entry and utilizes a 600V rated SOOW cord/cable. The collector ring itself is rated for 30A, and the unit accommodates 4 AWG wire with 3 conductors. A key feature is the containerized, easily replaceable main spring, simplifying maintenance and reducing downtime. The four-roller cable guide is adjustable every 5° over a 270° arc, allowing for precise configuration to match specific application needs. The working end provides flying leads, and a ratchet lock mechanism can be easily disengaged as needed. Tension adjustment is straightforward, and a large, easy-access junction box facilitates wiring. An optional pivot base, allowing for pivoting up to 330°, is also available to enhance installation flexibility. This slip ring is ideal for applications requiring continuous rotation and power delivery, such as material handling equipment, automated machinery, and rotating platforms. Refer to UL File No. E227169 and CSA File No. LR29921 for certification details. SKU: SR403.
  • Cast aluminum construction with yellow powder-coat finish
  • NEMA 4 rated for water and dust protection
  • Containerized, easily replaceable main spring
  • Adjustable four-roller cable guide (5° increments over 270° arc)
  • 1" NPT primary cord entry and 600V rated SOOW cord/cable

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 operating temperature range for the SR403 slip ring?

The operating temperature range for the SR403 slip ring is -40°C to +120°C.

What is the maximum current rating per contact for the SR403 slip ring?

The maximum current per contact for the SR403 slip ring is 75.0A.

What is the center bore diameter of the SR403 slip ring?

The center bore diameter of the SR403 slip ring is 38.10mm (1.500").

How many conductors does the SR403 slip ring have?

The SR403 slip ring has 3 conductors.

What is the wire size used with the SR403 slip ring?

The SR403 slip ring uses 4 AWG wire size.

What is the maximum voltage rating for the SR403 slip ring?

The maximum voltage rating for the SR403 slip ring is 600V.

What are the available mounting styles for the SR403 slip ring?

The SR403 slip ring can be mounted horizontally or vertically.

What is the maximum continuous operating speed of the SR403 slip ring?

The SR403 slip ring has a continuous operating speed of 125 RPM.

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.