Eaton ER53040UX Enclosed Rotary Disconnect - UL Listed
Part Number: ER53040UX
Quick Summary
Eaton enclosed rotary disconnect switch isolates motor circuits in industrial control panels. Maintenance teams frequently face weatherproofing and reliability challenges that jeopardize uptime, especially in harsh environments. This unit carries UL Listed and CSA Certified marks and uses a rugged NEMA 4X non-metallic enclosure, enhancing protection in washdowns and outdoor installations. Compatible with the R-Series family, it offers a three-pole, 40 A design rated up to 600 V, delivering dependable isolation with compact footprint and straightforward installation for panel builders and machine builders. Inline with control system safety standards, it supports simple wiring and reduces panel downtime by simplifying disconnections during maintenance and emergencies.
Product Information
Extended Description
ER53040UX Eaton: Eaton enclosed rotary disconnect switch, 40 A, NEMA 4X, Non-metallic, Max HP:7.5, 7.5, 20, 25 hp (@208,240,480,600 V), Three-pole, Product category: enclosed rotary non-fusible, R-Series, 600 V
Product Name
Eaton enclosed rotary disconnect switch
Catalog Number
ER53040UX
UPC
786685466170
Product Length/Depth
10.4 in
Product Height
6.7 in
Product Width
7.8 in
Product Weight
5.5 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
UL Listed CSA Certified
Enclosure
NEMA 4X
Enclosure material
Non-metallic
Number of poles
Three-pole
Series
R-Series
Type
Enclosed rotary disconnect
Amperage Rating
40A
HP rating - max
7.5, 7.5, 20, 25 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 - ER53040UX
Feature: Enclosed rotary disconnect switch design with a rugged, non-metallic enclosure. Business Impact: Provides reliable motor circuit isolation with strong resistance to environmental stressors, reducing the likelihood of nuisance tripping and equipment damage. Application: Ideal for control panels in manufacturing and packaging lines where washdown and exposure to moisture occur. Feature: Three-pole configuration rated at 40 A with HP ratings up to 7.5/7.5/20/25 hp (@208/240/480/600 V). Business Impact: Supports broad motor sizing within a single device, enabling standardization across multiple machines and lowering spare-part inventories. Application: Suitable for conveyors, pumps, and fans in mid-scale automation projects. Feature: NEMA 4X enclosure, non-metallic body. Business Impact: Excellent moisture and dust resistance, extending service life in harsh environments and simplifying washdown compliance. Application: Outdoor installations, damp workshop areas, and food/bev processing lines. Feature: UL Listed and CSA Certified with R-Series compatibility. Business Impact: Streamlines regulatory compliance and procurement, reducing risk during audits and speeding up project approvals. Application: Panel builders targeting automotive,OEM, and industrial plants with standard control hardware. Feature: Compact footprint with precise dimensions and weight of 10.4 in length, 7.8 in width, 6.7 in height, and 5.5 lb. Business Impact: Easier panel routing and mounting in tight spaces, enabling quicker installation and retrofit projects. Application: retrofit and new-build control panels where space is at a premium. Feature: 600 V operating voltage and 40 A rating with clear documentation, warranty and support. Business Impact: Aligns with existing electrical protection schemes and provides predictable performance. Application: General-purpose motor control isolation in industrial settings, reducing downtime and maintenance costs.
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FAQs
Yes. The ER53040UX is designed as a three-pole enclosed rotary disconnect rated for up to 600 V and 40 A. It supports motor HP ratings of up to 7.5/7.5/20/25 hp across 208/240/480/600 V, and it is part of Eaton's R-Series, enabling straightforward integration into standard 600 V motor control circuits and panel assemblies.
Key specs include 40 A amperage rating, 600 V voltage rating, three-pole design, NEMA 4X enclosure, non-metallic construction, and HP ratings up to 7.5/7.5/20/25 hp at the specified voltages. It is UL Listed and CSA Certified, aligning with common industry compliance requirements for industrial motor control devices.
Yes. The unit uses a NEMA 4X enclosure with non-metallic materials, designed to withstand moisture, dust, and washdowns. This makes it well-suited for outdoor installations, damp workshops, and processing environments where equipment must survive frequent cleaning and exposure to liquids.
The ER53040UX carries UL Listed and CSA Certified marks, which are widely recognized safety attestations for electrical products. These certifications help ensure conformity to safety and performance standards, simplify supplier qualification, and support regulatory and internal compliance during audits and procurement reviews.
The device measures 10.4 in (length) × 7.8 in (width) × 6.7 in (height) with an approximate weight of 5.5 lb. This compact footprint supports easier routing in panel layouts and facilitates retrofits in existing cabinets, while its three-pole, non-metallic design eases wiring and reduces panel downtime during maintenance or replacement.