Eaton CB2033B120480 Pringle bolted pressure switch UL Listed
Part Number: CB2033B120480
Quick Summary
Eaton pringle bolted pressure contact switch provides reliable high-current switching for industrial power distribution and control systems. In harsh environments, nuisance trips and ground-fault concerns erode uptime, safety, and maintenance schedules. UL Listed and rated for NEMA 1, 3R, 4, and 12 installations, it supports compliant operation in both indoor and outdoor settings. Designed for 2000 A at 480 V, it enables safer protection, scalable protection schemes, and faster, more economical installations in modern facilities. Optional accessories like Ground Fault Relay, auxiliary contacts, and single-phase protection help tailor the solution to your exact application.
Product Information
Extended Description
CB2033B120480 Eaton: Eaton pringle bolted pressure contact switch,2000A,120V,Bottom feed,No ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB2033B120480
UPC
782116898916
Product Length/Depth
16.5 in
Product Height
32 in
Product Width
24 in
Product Weight
200 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
No ground fault
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
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Eaton Specification Sheet - CB2033B120480
Feature: High-current capacity and voltage rating. Business impact: Enables reliable handling of heavy loads with a single device, reducing paralleling and potential failure points. Application: Ideal for large motor loads and switchgear in manufacturing plants. Feature: Three-pole bottom-feed fusible configuration. Business impact: Simplifies wiring, improves fault protection, and reduces installation time. Application: Main disconnects in control panels and motor control centers (MCCs). Feature: Electrical trip with charge-before-close mechanism. Business impact: Safer switching, reduced arc exposure, and extended contact life; minimizes inrush-related wear. Application: Industrial machinery and process lines requiring controlled energization. Feature: NEMA compatibility and UL listing. Business impact: Supports indoor and outdoor deployments with appropriate enclosures, reducing site constraints and retrofit costs. Application: Harsh environments and mixed-risk facilities across manufacturing and utilities. Feature: Optional Ground Fault Relay, blown fuse detection, single-phase protection, auxiliary contact provisions. Business impact: Enhanced protection coverage, faster fault diagnosis, and tailored protection schemes for regulatory compliance. Application: Custom protection architectures in critical power paths and safety-critical installations.
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FAQs
Install CB2033B120480 by mounting the unit in a compatible enclosure and connecting three input/output poles per its three-wire, bottom-feed design. Use correct fusible protection as specified and follow torque recommendations for terminations. Ensure control voltage is set to 120 V and verify the charge-before-close mechanism is properly aligned to prevent premature switching. Confirm UL listing and NEMA compatibility with the chosen enclosure for the final installation environment.
Key ratings include a 2000 A amperage rating, 480 V system voltage, and 120 V control voltage. It is fusible with a three-pole, three-wire configuration and supports NEMA 1, 3R, 4, and 12 enclosures. The device offers a charge-before-close trip mechanism for safe operation and is UL Listed, enabling compliant installation in a wide range of industrial settings.
Yes, CB2033B120480 is UL Listed. It supports NEMA ratings including NEMA 1, NEMA 3R, NEMA 4, and NEMA 12, allowing deployment in both indoor and outdoor environments when installed in appropriate enclosures. This combination provides flexibility for diverse industrial applications while maintaining safety and regulatory compliance.
Yes. The catalog notes indicate options for Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, and Auxiliary Contact Provisions are AVAILABLE. Adding these accessories enables enhanced fault detection, phased protection, and expanded signaling for control systems, improving safety, diagnostics, and integration with plant protection schemes.
Benefits include handling up to 2000 A at 480 V in a single assembly, reducing the need for multiple devices and simplifying wiring. The charge-before-close mechanism improves safety and limits inrush, while UL listing and NEMA compatibility support reliable operation across indoor and outdoor environments. Optional protective accessories enable tailored solutions for regulatory compliance and ROI through reduced downtime and maintenance costs.