Eaton CB2033B120480GAO Bolted contact switch - UL Listed

Part Number: CB2033B120480GAO
Manufacturer
Eaton
Part number
CB2033B120480GAO

Quick Summary

Eaton pringle bolted pressure contact switch delivers rugged fault protection for high-load power distribution in industrial facilities. Chasing uptime, engineers often contend nuisance trips, miscoordination, and inadequate ground fault protection that disrupts production. UL Listed certification and broad NEMA enclosure ratings help ensure compliance and dependable operation in diverse environments. Beyond protection, it supports future-ready installations with bottom-feed, three-pole design and optional ground fault features for cost-effective upgrades. The unit's 2000A amperage and 480V system capability pair with a 120V control voltage for versatile integration in switchgear and MCCs. Its fuse protection and optional single-phase protection options help simplify maintenance, risk management, and regulatory alignment.

Product Information

Extended Description

CB2033B120480GAO Eaton: Eaton pringle bolted pressure contact switch,BFD with three off lights (does not trip),2000A,120V,Bottom feed,Ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB2033B120480GAO
UPC
782116957835
Product Length/Depth
16 in
Product Height
32 in
Product Width
24 in
Product Weight
190 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
2000A
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
BFD with three normally off lights (does not trip)
Feature: 2000A amperage rating with 480V system capability and 120V control voltage. Business Impact: Enables handling of large motor loads and feeder circuits without paralleling, reducing space and component count in switchgear. Application: Suitable for distribution panels, motor control centers, and high-current feeders in industrial facilities. Feature: Bottom feed fuse configuration and ground fault with control power transformer. Business Impact: Improves fault visibility and safety, streamlines wiring, and enhances protection coordination. Application: Applies to bottom-fed cabinets and retrofit projects where ground fault detection is critical. Feature: Three-pole, three-wire arrangement with charge-before-close mechanism and BFD status indicators. Business Impact: Improves reliability in sequencing, reduces misoperation, and simplifies status monitoring in harsh environments. Application: Industrial power distribution and MCC installations requiring precise control and clear diagnostics. Feature: Optional Ground Fault Relay, Blown Fuse Detection, Single-Phase Protection and Auxiliary Contact Provisions. Business Impact: Expands protection schemes, supports proactive maintenance, and meets tighter regulatory requirements. Application: Modernizing legacy switchgear and new builds with flexible protection options. Feature: Broad NEMA ratings (NEMA 1, 3R, 4, 12) and UL Listed certification. Business Impact: Delivers versatile enclosure compatibility and compliance confidence across factories, data centers, and process plants. Application: Environments demanding enclosure protection and safety certification. Feature: Durable construction and clear documentation including Eaton specification sheet. Business Impact: Reduces commissioning time, accelerates procurement, and supports safe, repeatable installations. Application: Engineering teams standardizing high-current protective switches in industrial automation ecosystems.

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FAQs

CB2033B120480GAO is designed for bottom-feed installation with a three-pole arrangement, fusible protection, and 120V control. It fits standard low-voltage control circuits and high-current feeders common in switchgear and MCCs, enabling straightforward integration with existing 480V distribution schemes and compatible enclosures.
Important ratings include 2000A amperage, 480V system voltage, and 120V control voltage. The device supports NEMA 1, 3R, 4, and 12 enclosure ratings and provides fusible protection. Confirm compatibility with your system voltage, fault protection requirements, and enclosure class to ensure proper performance.
Yes, the CB2033B120480GAO is UL Listed and supports broad NEMA ratings (1, 3R, 4, 12), which covers diverse industrial installation environments. These certifications help validate safety and compliance for power distribution panels, reducing regulatory hurdles during audits and commissioning.
Routine checks should include status indicators for BFD, fuse status, and protection relay diagnostics if installed. With optional ground fault and auxiliary contact provisions, ensure connectors are secure, transformers are correctly wired, and any aftermarket protection modules are calibrated to maintain reliable protection without nuisance trips.
The product carries Eaton’s warranty policy: one year from installation or eighteen months from shipment, whichever occurs first. For field support, refer to Eaton’s Selling Policy 25-000 and the specification sheet for installation guidance, spare parts, and service recommendations to maximize uptime.