Eaton CB2533T120480E Bolted Pressure Switch - UL Listed
Part Number: CB2533T120480E
Quick Summary
Eaton CB2533T120480E is a bolted pressure switch designed for high-current switching in industrial switchgear. This device addresses common challenges of arcing, downtime, and wiring complexity by offering a rugged, clearly specified solution with integrated controls. The UL Listed certification supports North American installation compliance, while regional CE and IP considerations can vary by configuration. With a 2500A amperage rating, a 480V maximum voltage, and a three-pole, three-wire topology, it enables scalable automation and safer fault protection. The model also features a built-in control power transformer, Arc Energy Reduction Relay, and matched CTs to streamline panel design and maintenance, delivering measurable reliability and safety benefits for power distribution.
Product Information
Extended Description
CB2533T120480E Eaton: Eaton pringle bolted pressure contact switch, With control power transformer,2500A,120V,Top feed,480V,Three-pole,Three-wire,Fusible. Includes Arc Energy Reduction Relay and matched CT's.
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB2533T120480E
UPC
786689526481
Product Length/Depth
17 in
Product Height
28 in
Product Width
28 in
Product Weight
215 lb
Certifications
UL Listed
Feed type
Top
Number Of Poles
Three-pole
Number of wires
Three-wire
Type
Contact Switch
Amperage Rating
2500A
Control voltage
120 V
Protection
FUSIBLE
Voltage rating
480 V
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Specification Sheet - CB2533T120480E
High-current capability: The CB2533T120480E supports up to 2500A with a 480V rating, enabling it to handle large feeders and motor control centers without compromising protection or performance. Business impact: reduced fuse changes, lower downtime, and improved system reliability in heavy-load environments. Application: power distribution panels and MCCs where high-current switching is routine. Built-in control power transformer: Simplifies control wiring and reduces component count, lowering installation time and potential wiring errors. Application: control circuits within switchgear where space and wiring efficiency matter. Arc Energy Reduction Relay with matched CTs: Minimizes arc flash energy during switching events, improving personnel safety and compliance. Application: maintenance-friendly protection schemes in high-energy systems. Top feed, three-pole, three-wire design with fusible protection: Streamlines wiring and fault isolation while delivering robust, modular protection for complex layouts. Application: centralized protection in compact switchgear footprints. UL Listed and rugged construction (215 lb, 17 in x 28 in x 28 in): Provides confidence in safety compliance and long-term reliability in demanding environments. Application: installation in industrial facilities requiring durable protection components. Compatibility and installation advantages: Includes necessary CTs and compatible with Eaton switching devices ecosystem, supported by documentation such as the Eaton specification sheet. Application: engineering teams seeking an integrated, vendor-supported protection solution.
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FAQs
CB2533T120480E is designed for high-current applications in industrial switchgear, including motor control centers and power distribution panels. Its top-feed configuration, three-pole, three-wire topology, and fusible protection simplify wiring and fault isolation, while the built-in control transformer supports streamlined control circuits within standard Eaton protection schemes.
This unit provides a 2500A amperage rating with a 480V voltage rating and a 120V control voltage. It includes fusible protection and an Arc Energy Reduction Relay with matched CTs, delivering safer switching performance and arc-flash mitigation in high-energy systems, suitable for large feeders and demanding industrial environments.
Yes, the CB2533T120480E is UL Listed, confirming compliance with widely recognized safety standards for North American electrical installations. This certification supports easier panel integration and smoother procurement, reducing qualification steps for safety-critical switchgear assemblies in industrial facilities.
Plan for a 215 lb unit with dimensions around 17 in depth, 28 in height, and 28 in width. The top-feed design and three-wire configuration impact cable routing and enclosure layout. Ensure appropriate mounting provisions and clearances for service access, plus compatibility with CTs and control wiring as outlined in the Eaton specification documentation.
The integrated control transformer and Arc Energy Reduction Relay reduce wiring complexity and arc energy during switching, lowering maintenance complexity and improving safety. The 2500A rating supports fewer replacements for large feeders, while UL Listing and Eaton support streamline spare parts availability, contributing to lower lifecycle costs and higher system uptime.