Eaton CB4033T120480AX Pringle bolted pressure contact - UL
Part Number: CB4033T120480AX
Quick Summary
Eaton CB4033T120480AX bolted pressure contact switch protects heavy-duty motor and power distribution circuits. That protection is often the difference between steady uptime and costly downtime, especially in demanding environments. UL Listed certification ensures electrical safety compliance, and the unit aligns with NEMA 1, 3R, 4 and 12 enclosure requirements. In addition, optional features such as ground fault relay and auxiliary contacts enhance fault detection and control. This combination supports reliable protection in 480 V systems, with a robust 4000 A rating and top-feed configuration. For engineers and procurement teams, the unit’s 120 V control and 480 V system compatibility simplify spec alignment and installation planning, while access to Eaton catalogs and support accelerates project delivery.
Product Information
Extended Description
CB4033T120480AX Eaton: Eaton pringle bolted pressure contact switch,BFD with no lights (trips switch),4000A,120V,Top feed,No ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB4033T120480AX
UPC
782116899517
Product Length/Depth
17 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.
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
4000A
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 no lights (trips switch)
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 - CB4033T120480AX
Feature: 4000 A amperage rating with 480 V system and 120 V control voltage. Business Impact: Enables safe interruption of large fault currents and reduces risk of nuisance trips, improving line reliability. Application: Heavy-mac hine feeders and motor circuits in manufacturing plants. Feature: Three-pole, three-wire configuration with top feed fuse arrangement. Business Impact: Ensures balanced switching across all phases and simplifies wiring harness routing, cutting installation time. Application: Main switchgear and distribution panels in process facilities. Feature: Electrical trip with charge-before-close mechanism. Business Impact: Improves personal safety and reduces inrush damage during switching, lowering maintenance costs. Application: High-current motor control and protective interlocks. Feature: Optional Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Auxiliary Contact Provisions. Business Impact: Enhanced fault detection and sequence control, improving safety and uptime in critical lines. Application: Data centers, manufacturing lines, and critical process areas. Feature: NEMA-rated enclosure compatibility (1, 3R, 4, 12). Business Impact: Provides rugged protection against dust, water, and corrosion in harsh environments. Application: Industrial floors, wet areas, and outdoor installations. Feature: UL Listed certification. Business Impact: Facilitates regulatory compliance and streamlined procurement across regulated markets. Application: Industrial facilities requiring verified electrical safety. Feature: Top-feed fuse configuration. Business Impact: Simplifies wiring changes and serviceability, reducing field labor. Application: Panels and switchgear with top-fed layouts for compact spaces. Feature: Physical footprint and weight (17 in depth, 28 in height, 40 in width, 390 lb). Business Impact: Aids space planning and rack fit evaluation during panel design. Application: Large-scale switchgear installations in manufacturing and power distribution rooms.
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FAQs
The CB4033T120480AX is a three-pole, top-feed fusible switch designed for 480 V systems with 120 V control. Its dimensions (17 in deep, 28 in high, 40 in wide) and weight (390 lb) should be considered against your current switchgear footprint. Ensure enclosure ratings meet NEMA 1, 3R, 4, and 12 requirements for the installation site.
Key specs include a 4000 A amperage rating, 480 V system voltage, 120 V control voltage, three-pole configuration, fusible protection, and top-feed fuse arrangement. The unit is UL Listed and supports optional features such as ground fault relay and auxiliary contacts for enhanced protection and control.
Yes, CB4033T120480AX is UL Listed, providing verified electrical safety compliance. It is compatible with NEMA 1, NEMA 3R, NEMA 4, and NEMA 12 enclosures, making it suitable for both indoor and rugged outdoor or damp environments depending on the enclosure and installation.
Optional features include Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, and Auxiliary Contact Provisions. These options improve fault detection, sequencing accuracy, and control flexibility, reducing unplanned downtime and enabling faster fault diagnosis during maintenance.
The unit follows Eaton’s warranty policy 25-000, offering one year from installation or eighteen months from shipment, whichever occurs first. Access to Eaton datasheets, catalogs, and technical support helps with installation planning, spare parts, and field service coordination.