Eaton CB2033T120480CT Pringle bolted switch - UL Listed
Part Number: CB2033T120480CT
Quick Summary
The Eaton CB2033T120480CT bolted pressure contact switch protects power distribution in industrial switchgear. Engineers often struggle with coordinating protection features and preventing nuisance trips during high-current startup. UL Listed certification supports safe operation, and its NEMA ratings—1, 3R, 4, and 12—enable installation across diverse enclosures. Designed for 2000A systems with 120V control and 480V system voltage, it includes a control power transformer to streamline installation and improve reliability, delivering strong value for maintenance teams and procurement managers.
Product Information
Extended Description
CB2033T120480CT Eaton: Eaton pringle bolted pressure contact switch,With control power transformer,2000A,120V,Top feed,No ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB2033T120480CT
UPC
782116953639
Product Length/Depth
16 in
Product Height
28 in
Product Width
24 in
Product Weight
180 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
Top
Fuse configuration
Top 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
Special features
With control power transformer
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Specification Sheet - CB2033T120480CT
Feature → Business Impact → Application: The CB2033T120480CT delivers a 2000A amperage rating with a 120V control voltage and 480V system voltage, enabling robust protection for large switchgear assemblies while reducing external components and integration complexity. This translates to lower total cost of ownership, faster commissioning, and improved uptime in critical distribution networks. Application: ideal for high-demand panelboards and motor control centers where a single, integrated protection device simplifies wiring and reduces fault escalation. Feature → Business Impact → Application: Top feed configuration and fusible protection streamline installation in tight enclosures, cutting wiring time by coordinating feed and protection in one device. Application: panel retrofits and new-build switchgear where space is at a premium and reliability is paramount. Feature → Business Impact → Application: Three-pole, three-wire architecture with an electrical trip and charge-before-close mechanism ensures synchronized, safe energization across all phases, reducing mis-timing faults and enhancing operator safety. Application: three-phase power distribution and motor starters. Feature → Business Impact → Application: UL Listed certification and NEMA ratings (1, 3R, 4, 12) provide compliance confidence across multiple environments, supporting procurement and quality audits. Application: industrial facilities with strict safety and enclosure requirements. Feature → Business Impact → Application: Optional Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Auxiliary Contacts, Kirk Provisions, and more provide extended protection and monitoring, lowering maintenance costs and enabling predictive maintenance workflows. Application: critical process systems requiring enhanced fault detection and control flexibility. Feature → Business Impact → Application: With a built-in control power transformer, the unit minimizes external components, accelerates installation, and improves reliability in space-constrained control rooms. Application: new installations and upgrades in factories where operating efficiency and safety are top priorities.
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FAQs
CB2033T120480CT uses a top-feed configuration designed for easy wiring in space-constrained panels. It supports 480V system voltage, three-pole operation, and fusible protection, making it suitable for new installations and panel upgrades where space and wiring efficiency are critical.
Key specs include a 2000A amperage rating, 120V control voltage, 480V system voltage, three-pole, three-wire configuration, and fusible protection. It is UL Listed and compatible with NEMA 1, 3R, 4, and 12 enclosures, ensuring broad applicability and safety compliance.
Yes. Its three-pole, three-wire design and electrical trip with charge-before-close mechanism provide synchronized protection for three-phase systems, reducing the risk of phase imbalance and ensuring safe motor start-up in control panels and switchgear assemblies.
The device is UL Listed and carries NEMA ratings including 1, 3R, 4, and 12, enabling installation in a wide range of enclosures and environmental conditions while meeting industry safety standards for industrial power distribution.
Optional Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Auxiliary Contacts, and Kirk Provisions extend monitoring and control capabilities. These options reduce unscheduled downtime, enable predictive maintenance, and simplify diagnostics in complex electrical systems.