Eaton CB3033T120480K5NF Pressure Switch - UL Listed, 3000A
Part Number: CB3033T120480K5NF
Quick Summary
Eaton CB3033T120480K5NF pressure switch is designed to control high-current loads in industrial switchgear and motor control centers. Engineers often struggle with downtime caused by unreliable interlocks and difficult wiring in top-feed configurations. This model is UL Listed and offers a rugged, NEMA-rated enclosure for challenging environments, including 1, 3R, 4, and 12 enclosures. With a 480 V system voltage and 120 V control voltage, it delivers dependable protection and safer maintenance. Integrating this switch supports compliant, efficient control schemes in automated facilities while reducing spare-part variability and lifecycle costs.
Product Information
Extended Description
CB3033T120480K5NF Eaton: Eaton pringle bolted pressure contact switch,Interlock, non-fused,3000A,1NO-1NC,120V,Top feed,No ground fault,480V,Three-pole,Three-wire,Non-fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB3033T120480K5NF
UPC
782116950966
Product Length/Depth
22.5 in
Product Height
28 in
Product Width
40 in
Product Weight
390 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
1 NO-1 NC
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
3000A
Control voltage
120 V
NEMA rating
NEMA 1, NEMA 3R, NEMA 4, NEMA 12
Protection
Non-fusible
System voltage
480 V
Voltage - max
480 V
Voltage rating
480 V
Special features
Interlock, non-fused
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 - CB3033T120480K5NF
Feature → Business Impact → Application: The CB3033T120480K5NF delivers a 3000A amperage rating, enabling reliable control of large motors and feeders in heavy-industry panels, which translates to reduced trip events and improved uptime in switchgear assemblies. This high-current capability supports demanding applications in manufacturing lines and processing plants where downtime is costly, while ensuring compliance with safety standards. Feature → Business Impact → Application: The 1NO-1NC contact configuration provides flexible control logic for interlocks and auxiliary signaling, enabling safer start/stop sequences in complex automation loops and simplifying integration with protection relays. Feature → Business Impact → Application: Top feed and non-fusible protection simplify wiring and maintenance within rugged enclosures, reducing installation time and arc-flash exposure during fuse changes in MCCs and power distribution panels. Feature → Business Impact → Application: UL Listed status and NEMA 1/3R/4/12 compatibility deliver reliable protection in diverse environments, supporting compliance audits and long-term warranty protection for utility-scale and process industries. Feature → Business Impact → Application: The three-pole, three-wire design supports robust three-phase protection, making it suitable for large motor drives and conveyors, while maintaining straightforward documentation for procurement and field service. Feature → Business Impact → Application: Optional features such as Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, and Kirk/Auxiliary provisions provide tailoring opportunities to industry needs, reducing custom engineering time and ensuring exact protection profiles in steel mills, chemical plants, and water treatment facilities.
Get a Quick Quote for a Eaton CB3033T120480K5NF
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton CB3033T120480K5NF?
Enquire Now
FAQs
Yes. The CB3033T120480K5NF is designed for top-feed installations and features a three-pole, 1NO-1NC contact configuration, making it compatible with common switchgear layouts and providing flexible interlock options for large motor control panels.
It is rated for 3000A with a 480V system voltage and 120V control voltage, non-fusible protection, and has NEMA ratings including 1, 3R, 4, and 12. The UL Listed status confirms compliance with safety standards for industrial environments.
Best suited for switchgear assemblies, motor control centers, and heavy automation panels in manufacturing, processing, and utilities where high current, robust protection, and reliable interlocks are critical to uptime and safety.
UL Listed certification ensures safety compliance, while NEMA ratings provide environmental protection for diverse installation sites. Optional features like Ground Fault Relay and auxiliary provisions support tailored protection profiles to meet industry regulatory requirements.
Warranty follows Eaton policy 25-000 (one year from installation or 18 months from shipment, whichever comes first). Regular inspection of interlocks, contacts, and wiring, along with monitoring for ground faults and fuse integrity, helps maintain performance and reduce unplanned downtime.