Eaton CB2033B120240E Bolted Pressure Switch - UL Listed
Part Number: CB2033B120240E
Quick Summary
The CB2033B120240E bolted pressure switch is a high-capacity device designed for heavy-duty power distribution in industrial switchgear and motor control centers. Designers often struggle with arc flash risk, downtime from mis-trips, and wiring complexity during upgrades. UL Listed safety certification provides confidence in electrical safety and reliability, while the bottom-feed, three-pole, three-wire arrangement aligns with established panel practices. This combination supports fast installation, safer operation, and reduced maintenance in heavy-duty automation environments. Its built-in control power transformer and optional Arc Energy Reduction Relay further streamline wiring and fault handling, translating to higher uptime and lower labor costs during periodic maintenance. This makes it a practical fit for mission-critical panels across oil & gas, manufacturing, and power distribution.
Product Information
Extended Description
CB2033B120240E Eaton: Eaton pringle bolted pressure contact switch, With control power transformer, 2000 A, 120 V, Bottom feed, 240 V, 3-pole, 3-wire. Includs Arc Energy Reduction Relay and matched CTs
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB2033B120240E
UPC
786689877484
Product Length/Depth
16 in
Product Height
28 in
Product Width
24 in
Product Weight
175 lb
Certifications
UL Listed
Feed type
Bottom
Fuse configuration
Bottom feed
Number Of Poles
Three-pole
Number of wires
Three-wire
Amperage Rating
2000A
Control voltage
120 V
Protection
FUSIBLE
Voltage rating
240V
ARMS Enclosed Circuit Breaker
ARMS Enclosed Circuit Breaker
ARMS Enclosed Circuit Breaker
ARMS Enclosed Circuit Breaker
Feature: The CB2033B120240E delivers a 2000A amperage rating with a 240V line and a 120V control supply. Business Impact: This capacity reduces the need for multiple devices, simplifies protection coordination, and shortens commissioning time for large feeders. Application: Ideal for main feeders in switchgear, motor control centers, and high-capacity power distribution panels. Feature: Bottom-feed fuse configuration with an integrated control power transformer, Arc Energy Reduction Relay, and matched current transformers. Business Impact: Improves fault isolation and reduces arc energy during faults, enhancing safety and compliance. Application: Beneficial in retrofit projects and new builds where panel space is limited and wiring efficiency matters. Feature: Three-pole, three-wire design ensures consistent operation and coordinated protection. Business Impact: Improves trip selectivity and reduces mis-wiring risk, supporting reliable startup and uptime in demanding environments. Application: Suitable for three-phase industrial systems in manufacturing and process industries. Feature: Rugged dimensions and UL Listed certification support easy procurement and installation. Business Impact: Streamlines panel fitting and compliance reviews while minimizing design changes during upgrades. Application: Fits standard switchgear footprints with 16 in depth, 24 in width, and 28 in height, weighing 175 lb. Feature: Integrated components and arc-energy features reduce external parts and maintenance overhead. Business Impact: Fewer field connections and lower risk of fault-induced outages, delivering lower total cost of ownership. Application: Appropriate for large-capacity installations in power distribution and automation projects.
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FAQs
CB2033B120240E is designed for bottom-feed mounting with a bottom fuse configuration. It supports a three-pole, three-wire setup and has dimensions of 16 in depth, 24 in width, and 28 in height, with a weight of 175 lb. Ensure mounting clearance, proper transformer integration, and alignment with existing CTs and arc energy reduction components to optimize safety and performance.
This switch is rated for 2000A amperage, with a 240V line voltage and a 120V control voltage. It operates as a three-pole, three-wire device with bottom-feed configuration and fusible protection. The unit includes a control power transformer and is UL Listed, supporting safety and protective coordination in heavy-duty panels.
Yes. The CB2033B120240E includes an Arc Energy Reduction Relay and matched current transformers (CTs) to minimize arc energy during fault conditions. This, combined with the integrated control transformer, simplifies wiring and enhances operator safety while improving fault handling and compliance in high-power installations.
The CB2033B120240E carries UL Listed certification, indicating adherence to recognized electrical safety standards. This certification supports safe operation in regulated facilities, accelerates procurement by meeting supplier qualification criteria, and aids commissioning teams in validating compliance within industrial automation and electrical distribution environments.
The combination of a high amperage rating, integrated transformer, arc-energy reduction features, and matched CTs reduces the number of external components, wiring complexity, and potential fault scenarios. This translates to lower maintenance costs, shorter downtime during interventions, and a measurable return through improved uptime in manufacturing, processing, and distribution operations.