Eaton ER4X-100J3PR Enclosed Rotary Disconnect - NEMA 4X
Part Number: ER4X-100J3PR
Quick Summary
ER4X-100J3PR is an enclosed rotary disconnect switch designed to safely isolate electrical circuits in industrial power panels. Operators often contend with exposed disconnects and inconsistent enclosures that compromise safety and increase downtime; this unit addresses that by delivering a robust, enclosed solution. With CE marking and a NEMA 4X-rated enclosure, it is built for reliable performance in demanding environments while supporting compliant, safer control routines. The combination of 600 V rating and 100 A capacity delivers strong protection for medium-to-large equipment, aligning with rigorous maintenance practices and cost-avoidance goals in modern facilities. This makes it a solid fit for industrial protection needs and control panel isolation strategies.
Product Information
Extended Description
ER4X-100J3PR Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Fuse type J, Pistol handle, 600V, 100A, Red, NEMA rating 4X
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER4X-100J3PR
UPC
051712415842
Product Length/Depth
0.1 in
Product Height
0.1 in
Product Width
0.1 in
Product Weight
0.1 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
100A
NEMA rating
NEMA 4X
Voltage rating
600 V
Special features
Fuse type J, Pistol handle
Bussmann series complete full line catalog no. 1007
Bussmann series complete full line catalog no. 1007
Eaton Specification Sheet - ER4X-100J3PR
Feature: Enclosed rotary disconnect switch design → Benefit: Provides physical and environmental protection for isolation operations, reducing dust, moisture ingress, and arc exposure. Application: Ideal for service disconnects in rugged factory environments where reliability and safety are critical. Feature: Fuse type J with pistol handle → Benefit: Enables quick, controlled operation while improving operator ergonomics and arc suppression; supports faster maintenance cycles. Application: Common in machine banks and panel assemblies needing reliable fuse-based protection. Feature: 600 V and 100 A ratings → Benefit: Handles standard industrial loads with headroom for motor circuits, reducing the need for frequent upgrades. Application: Suitable for medium-power drives and control circuits in manufacturing lines. Feature: NEMA 4X enclosure → Benefit: Superior resistance to moisture, corrosion, and wash-down conditions, extending service life. Application: Recommended for both indoor and outdoor installations in demanding environments. Feature: CE marked → Benefit: Confirms compliance with European safety standards, easing regulatory alignment. Application: Facilitates cross-border sourcing and supplier qualification for global operations.
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FAQs
ER4X-100J3PR is designed as an enclosed rotary disconnect suitable for integration within standard industrial control panels and Bussmann series enclosures. Its NEMA 4X rated enclosure provides environmental protection for indoor and outdoor installations, while the pistol handle enables safe, ergonomic operation. This makes retrofit projects straightforward and reduces enclosure modification needs.
The ER4X-100J3PR operates at 600 V and 100 A, with a NEMA 4X enclosure to resist moisture and corrosion. It uses fuse type J for fast-acting protection and features a pistol-style handle for controlled manual operation. CE marking indicates conformance to European safety standards, supporting cross-border compliance for equipment installations.
Yes. With a 100 A rating and robust enclosure, the ER4X-100J3PR is well-suited for service disconnects and as a safe isolation point in motor control centers and machine lines. Its enclosed design minimizes exposure to dust and moisture, helping maintain uptime and protecting personnel during routine maintenance and fault isolation tasks.
The ER4X-100J3PR carries CE marking for compliance with European safety requirements and a NEMA 4X enclosure rating for environmental protection. While other certifications may vary by region, these two credentials assure operators of basic safety, reliability, and suitability for harsh industrial environments.
The enclosed design reduces exposure to contaminants, lowering cleaning and corrosion-related maintenance. The rugged NEMA 4X enclosure and CE compliance support longer service intervals, minimizing downtime and extending equipment life. Operators also benefit from safer, easier operation with the pistol handle, contributing to lower incident risk and improved overall process uptime.