Eaton CB2533B120480G6 Pringle bolted switch - UL Listed
Part Number: CB2533B120480G6
Quick Summary
Eaton CB2533B120480G6 is a bolted pressure contact switch designed for high-current power distribution in industrial control panels. This solution helps eliminate downtime and miswiring in crowded enclosures by delivering robust isolation, precise fault protection, and straightforward installation. UL Listed safety certification, combined with strong NEMA compatibility for 1, 3R, 4, and 12 enclosures, reinforces compliance across harsh environments. The unit also integrates smoothly with low-voltage control circuits while supporting optional ground fault, auxiliary contact provisions, and blown-fuse detection. For engineering teams, this means reliable protection, faster panel builds, and reduced maintenance costs without sacrificing performance or safety.
Product Information
Extended Description
CB2533B120480G6 Eaton: Eaton pringle bolted pressure contact switch,Handle suitable for 6'6" requirements,2500A,120V,Bottom feed,Ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB2533B120480G6
UPC
782116952830
Product Length/Depth
17 in
Product Height
32 in
Product Width
28 in
Product Weight
235 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
Catalog Notes
OPTIONAL Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, Auxiliary Contact Provisions, AVAILABLE.
Feed type
Bottom
Fuse configuration
Bottom feed
Ground
Ground fault with control power transformer
Number Of Poles
Three-pole
Number of wires
3
Switch type
Electrical trip with charge-before-close mechanism
Type
Pringle bolted pressure contact switch
Amperage Rating
2500A
Control voltage
120 V
NEMA rating
NEMA 1, NEMA 3R, NEMA 4, NEMA 12
Protection
Fusible
System voltage
480 V
Voltage - max
480 V
Voltage rating
480 V
Special features
Handle suitable for 6'6" requirements
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Specification Sheet - CB2533B120480G6
Feature → Business Impact → Application: The CB2533B120480G6 delivers 2500A amperage with a 480V system voltage and a 120V control voltage, enabling it to handle large motor loads and high-current switching in switchgear and motor control centers. This capability translates to fewer devices in parallel, simplified wiring, and reduced enclosure footprint, which lowers installation time and space requirements in new builds or retrofits. Application-wise, it supports industrial plants where dependable primary protection is essential, such as stamping presses, extrusion lines, and large conveyance systems. Feature → Business Impact → Application: Three-pole configuration with bottom feed and fusible protection ensures reliable, buss-mounted protection with straightforward maintenance. It supports safer de-energization sequences and streamlined replacement of fuses, reducing downtime during maintenance windows and improving overall plant availability in process lines and heavy manufacturing. Feature → Business Impact → Application: Ground fault with control power transformer and optional auxiliary/provisions expand fault detection and control flexibility. This helps meet evolving safety standards and simplifies integration with modern safety relays, enabling proactive fault diagnosis and faster troubleshooting in critical power distribution areas. Feature → Business Impact → Application: UL Listed and multiple NEMA ratings (1, 3R, 4, 12) provide documentation-backed compliance for a wide range of enclosures and environments. This minimizes approval cycles for new installations and accelerates project timelines in utility-scale facilities, data centers, and chemical processing plants. Feature → Business Impact → Application: Durable construction and sold dimensions—17 in depth, 32 in height, 28 in width, and 235 lb weight—support rugged, low-maintenance operation in harsh environments. This translates to longer service life, fewer replacement parts, and predictable performance in high-traffic switchgear rooms and outdoor-rated installations. Feature → Business Impact → Application: Optional Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, and Auxiliary Contact Provisions provide modular protection features that can be tailored to specific systems. This reduces risk, ensures code compliance, and enables scalable protection as the plant’s electrical system grows, from regional facilities to large-scale manufacturing campuses.
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FAQs
Installation requires coordinating the bottom feed arrangement with three-pole contacts and fusible protection. Ensure proper clearance for the 17 inch depth, 32 inch height, and 28 inch width, and secure the unit to the enclosure frame. Connect the three power conductors to the appropriate poles and verify grounding per local codes before energizing.
Key ratings include 2500A amperage, 480V system voltage, and 120V control voltage. The device supports fusible protection and is rated for NEMA 1, 3R, 4, and 12 enclosures. It also offers ground fault capability with a control power transformer and optional auxiliary/provisions for expanded control.
Yes, the CB2533B120480G6 is UL Listed, confirming conformity to recognized safety standards for electrical devices. This designation helps satisfy regulatory requirements and customer specifications, reduces validation time in audits, and supports safer installations in commercial and industrial environments.
This switch is ideal for high-current switchgear, motor control centers, and large panel boards in manufacturing environments. It handles 480V systems with a robust 2500A rating, enabling reliable protection for heavy machinery, conveyors, and press lines while offering bottom-feed installation for compact enclosures.
Optional features include Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, and Auxiliary Contact Provisions. These enable enhanced fault detection, simplified maintenance, modular expansion, and improved system diagnostics, delivering greater uptime, regulatory compliance, and scalable protection for growing facilities.