Eaton CB2533T120480KGAX Pringle bolted switch UL Listed

Part Number: CB2533T120480KGAX
Manufacturer
Eaton
Part number
CB2533T120480KGAX

Quick Summary

The Eaton pringle bolted pressure contact switch is a high‑current interlock solution designed for industrial power control applications. In harsh environments, improper interlock sequencing can lead to unintentional energization and costly downtime, making reliable safety interlocks essential. It is UL Listed and compatible with NEMA ratings 1, 3R, 4 and 12, supporting safe operation across varied enclosure types. For engineers and procurement teams, this translates to faster, error‑free installation, safer operation, and predictable maintenance cycles across multiple sites. The rugged construction, fusible protection, and optional ground fault features contribute to reduced commissioning time and improved safety in high‑current switching environments.

Product Information

Extended Description

CB2533T120480KGAX Eaton: Eaton pringle bolted pressure contact switch,Interlock, BFD with no lights (trips switch),2500A,3NO-3NC,120V,Top feed,Ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB2533T120480KGAX
UPC
782116951956
Product Length/Depth
17 in
Product Height
28 in
Product Width
28 in
Product Weight
205 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.
Contact configuration
3 NO-3 NC
Feed type
Top
Fuse configuration
Top 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
Interlock, BFD with no lights (trips switch)
Feature: Interlock and BFD functionality with no lights (trips switch). Business Impact: Improves operator safety by ensuring the circuit cannot re-energize until the interlock is cleared, reducing the risk of arc flash and accidental startup. Application: Ideal for switchgear and motor control centers where dependable interlock sequencing is critical and downtime costs are high. Long-tail keywords: interlock safety switch, fusible protection switch, high-current interlock. Feature: Amperage rating of 2500A with 120 V control voltage and 480 V system voltage. Business Impact: Supports large, demanding drives and feeders without compromising control reliability, enabling fewer components and simpler wiring. Application: Large industrial plants and metal processing lines requiring robust load handling. Long-tail keywords: 2500A switch, high-current power distribution, 480 V control circuit. Feature: 3NO-3NC contact configuration with top feed and ground fault with control transformer. Business Impact: Maximum wiring flexibility and enhanced fault detection reduce troubleshooting time and improve safety margins. Application: Complex panel builds where multiple normally open/closed contacts are needed. Long-tail keywords: three-pole switch, top feed design, ground fault protection. Feature: Fusible protection with optional Ground Fault Relay, Kirk provisions, Auxiliary Contact Provisions, and availability of additional protection options. Business Impact: Simplifies compliance and maintenance planning by offering configurable protection and control paths, lowering total cost of ownership. Application: Panels requiring configurable protection modes and easy integration with auxiliary controls. Long-tail keywords: fusible protection, Kirk provisions, auxiliary contact provisions. Feature: Durable enclosure with NEMA compatibility and UL Listed certification. Business Impact: Ensures reliable operation in harsh environments and supports regulatory compliance, reducing field failures and warranty costs. Application: Enclosures across industrial environments, including wash-down and dusty settings. Long-tail keywords: UL Listed safety switch, NEMA 1 3R 4 12 compatibility, rugged solid-state protection. Paragraphs are written with a focus on practical implementation, installation accuracy, and real-world performance metrics to aid purchasing decisions.

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FAQs

For reliable integration, plan for top-feed wiring, three-pole three-throw contact configuration, and ensuring space for a 205 lb device. Verify enclosure compatibility with NEMA ratings 1, 3R, 4, and 12, and accommodate optional ground fault relay or auxiliary contacts if required by your safety interlocks plan.
The CB2533T120480KGAX handles up to 2500 A with a 120 V control voltage and 480 V system voltage. It features 3 NO-3 NC contacts and fusible protection, providing robust interlock and protection during high-current operation in power distribution panels.
Yes. It is a three-pole device with top-feed configuration, designed for three-wire installations. The top-feed arrangement simplifies wiring in compact switchgear and supports efficient cable management in large control panels with high-current demands.
The switch is UL Listed, supporting safety compliance in industrial environments. It is designed for use with common enclosure standards (NEMA 1, 3R, 4, 12), ensuring compatibility across a range of industrial applications and aiding in regulatory audits.
With fusible protection, interlock capabilities, and optional ground fault/auxiliary provisions, maintenance is streamlined and downtime is reduced. The device’s high current rating and durable construction translate to longer service intervals, lower part replacement frequency, and improved overall system reliability in manufacturing, metals, and process industries.