Eaton ER54030UW Enclosed Rotary Disconnect - CSA UL
Part Number: ER54030UW
Quick Summary
Eaton ER54030UW enclosed rotary disconnect switch provides safe isolation for industrial control panels and motor drives. In harsh environments or during maintenance, achieving compliant energy isolation without sacrificing uptime is a common challenge. CSA Certified and UL Listed marks accompany a NEMA 4X stainless steel enclosure, delivering reliable protection against dust, water, and corrosion. The combination of rugged enclosure, four-pole isolation, and 600‑V capability supports safe operation in demanding equipment like pumps, conveyors, and presses. Designed for installation in compact panels without compromising accessibility, this switch aligns with common control architectures to reduce commissioning time. Users gain predictable performance, easier spare-part planning, and improved maintenance windows.
Product Information
Extended Description
ER54030UW Eaton: Eaton enclosed rotary disconnect switch, 30 A, NEMA 4X, Stainless steel, Max HP:7.5, 7.5, 15, 20 hp (@208,240,480,600 V), Four-pole, Product category: enclosed rotary non-fusible, R-Series, 600 V
Product Name
Eaton enclosed rotary disconnect switch
Catalog Number
ER54030UW
UPC
786685493718
Product Length/Depth
10.4 in
Product Height
6.7 in
Product Width
7.2 in
Product Weight
6.1 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
CSA Certified UL Listed
Enclosure
NEMA 4X
Enclosure material
Stainless steel
Number of poles
Four-pole
Series
R-Series
Type
Enclosed rotary disconnect
Amperage Rating
30A
HP rating - max
7.5, 7.5, 15, 20 hp (@208,240,480,600 V)
Voltage rating
600 V
Product Category
Enclosed rotary non-fusible
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Switching Devices Flex Center
Eaton Specification Sheet - ER54030UW
Feature: Rugged enclosure and corrosion resistance → Business Impact: With a NEMA 4X stainless steel enclosure, the switch resists washdowns and corrosive exposure, reducing maintenance frequency and extending service life in harsh environments. Application: Suitable for washdown areas in food processing, chemical plants, and outdoor installations. Feature: Four-pole, enclosed rotary non-fusible design → Business Impact: Provides reliable isolation for multi-phase circuits, improving safety margins during servicing and reducing electrical fault risk. Application: Ideal for motor control panels and line-side disconnects in conveyors and pumps. Feature: 30 A, 600 V rating with HP compatibility → Business Impact: Supports a broad range of motors (7.5–20 hp at various voltages) and feeders, enabling one device to cover multiple applications and reduce spare parts inventory. Application: Common in medium-duty motor control and general purpose disconnects. Feature: R-Series compatibility and compact footprint → Business Impact: Streamlines panel integration, minimizes space, and accelerates installation across new builds or retrofits. Application: Retrofit projects and new panel builds in OEM and facilities environments. Feature: CSA Certified and UL Listed → Business Impact: Aligns with regulatory requirements, easing compliance audits and accelerating procurement cycles. Application: Critical in safety-conscious industries with strict controls and documentation needs.
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FAQs
ER54030UW installs as a four-pole enclosed rotary disconnect in standard electrical panels. Confirm the 10.4 in length, 7.2 in width, and 6.7 in height fit your enclosure, and note the 6.1 lb weight for mounting hardware calculations. Use proper lockout/tagout and wiring per 600 V and 30 A ratings, and maintain clear access for safe operation and replacement.
ER54030UW provides a 30 A amperage rating and 600 V voltage rating, with HP ratings of 7.5, 7.5, 15, and 20 hp across 208/240/480/600 V. It is a four-pole, enclosed rotary non-fusible switch built into a NEMA 4X stainless enclosure, suitable for demanding industrial use and safe circuit isolation.
Yes. The four-pole, 30 A, 600 V rating supports motor control and isolation for conveyors and pumps. The NEMA 4X stainless enclosure provides washdown and corrosion resistance, while the form factor aligns with standard control panel architectures. This makes installation straightforward and helps minimize downtime during maintenance or upgrades.
ER54030UW is CSA Certified and UL Listed, with a NEMA 4X enclosure and stainless steel construction. These certifications validate electrical safety and compliance with recognized standards, easing regulatory audits, supplier qualification, and procurement decisions for regulated industrial environments.
The rugged stainless enclosure and robust electrical ratings reduce frequent maintenance and replacement needs, contributing to lower lifecycle costs. Coupled with a one-year warranty (or eighteen months from shipment), this device supports predictable uptime, easier service planning, and a favorable return on investment for medium-duty automation projects.