Eaton CB4033T120208R Pringle Bolted Switch - UL Listed
Part Number: CB4033T120208R
Quick Summary
CB4033T120208R is a high-current pringle bolted pressure contact switch with SPVR capability for industrial power distribution. It addresses nuisance trips and downtime in heavy-load feeders by combining a capacitor trip device with fusible protection in a robust three-pole, 208V system. UL Listed certification reinforces safety and compliance, while NEMA ratings for enclosure options (1, 3R, 4, 12) support diverse environments. This solution integrates with modern automation and switchgear strategies, delivering reliable protection for motor control centers, feeders, and critical loads with performance you can trust.
Product Information
Extended Description
CB4033T120208R Eaton: Eaton pringle bolted pressure contact switch,Single-phase relay with capacitor trip device (SPVR),4000A,120V,Top feed,No ground fault,208V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB4033T120208R
UPC
782116950386
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
208 V
Voltage - max
208 V
Voltage rating
208 V
Special features
Single-phase voltage relay with capacitor trip device (SPVR)
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 - CB4033T120208R
Feature: 4000A amperage rating at 120V control with a 208V system. Business Impact: Enables reliable protection for high-current circuits, reducing conductor heating and preventing overheating faults. Application: Large MCCs and main feeders in heavy industrial plants. Feature: Top feed fuse configuration for simple wiring and maintenance. Business Impact: Streamlines installation, minimizes wiring errors, and speeds commissioning. Application: New switchgear assemblies and retrofit projects in harsh environments. Feature: Single-phase relay with capacitor trip device (SPVR). Business Impact: Improves trip accuracy and response time, lowering downtime and fatigue on power systems. Application: Critical loads with capacitor banks and dynamic reactive power needs. Feature: Optional Ground Fault Relay, Blown Fuse Detection, and Auxiliary Contacts. Business Impact: Enhances fault diagnostics, safety interlocks, and circuit visibility, reducing mean time to repair. Application: Safety-critical lines, hazardous areas, and systems requiring extended monitoring. Feature: NEMA-rated enclosure compatibility and UL Listed certification. Business Impact: Ensures compliance and rugged performance in diverse environments, from clean rooms to outdoors. Application: Outdoor switchgear, dusty plants, and wet or corrosive settings. Detail: All features together support scalable, compliant protection for industrial power distribution and switchgear applications.
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FAQs
Installation requires mounting the unit on a compatible switchgear frame with top-feed wiring. Connect three incoming lines to the top-fed terminals, observe the 208V system voltage, and route the control circuit to the 120V control voltage input. Ensure proper clearance for serviceability, verify ground continuity if optional ground fault features are used, and consult Eaton's installation notes for Kirk provisions and auxiliary contact wiring.
The CB4033T120208R provides a 4000A amperage rating, 120V control voltage, and a 208V system voltage. It is a three-pole, three-wire device with fusible protection and a top-feed fuse configuration. Enclosure ratings include NEMA 1, 3R, 4, and 12, and it carries UL Listed certification, supporting safe operation in demanding industrial environments.
Yes, thanks to its NEMA-rated enclosure compatibility (1, 3R, 4, 12) and UL Listed status, the CB4033T120208R is designed for durability in challenging environments. Its fusible protection and SPVR capability further enhance reliability in outdoor panels, wet locations, dusty facilities, and rugged industrial settings typical of power distribution and switchgear.
CB4033T120208R carries UL Listed certification, a key safety and compliance credential for electrical components. In addition, its NEMA-rated enclosure compatibility (1, 3R, 4, 12) aligns with industry requirements for protection against dust, rain, and corrosion. These certifications help ensure regulatory compliance, safer maintenance, and smoother procurement for mission-critical systems.
Routine maintenance is simplified by its top-feed design and clear wiring layout, reducing service time during inspections. The SPVR capability and fusible protection minimize nuisance trips and fault outages, boosting uptime. The UL Listed status supports regulatory compliance, while optional features like ground fault and auxiliary contacts provide deeper diagnostics for lifecycle cost reduction.