Eaton CB1233B120480GAX Bolted Pressure Contact Switch - UL Listed
Part Number: CB1233B120480GAX
Quick Summary
Eaton CB1233B120480GAX bolted pressure contact switch protects industrial power systems in heavy equipment applications. This device delivers fast, controlled trips to isolate faults and prevent damage to motors, feeders, and control circuits. End users often contend with nuisance trips and unplanned downtime caused by undersized protection or slow react time, which this unit mitigates with a robust trip-before-close mechanism. UL Listed safety certification supports regulatory compliance, and the product is compatible with multiple enclosures (NEMA 1, 3R, 4, 12) for flexible installation in varied environments. Designed for reliability and straightforward integration, it features 120V control voltage, 480V system voltage, bottom-feed wiring, and a 16x32x24 in footprint, helping reduce wiring complexity and maintenance costs. In short, it offers dependable protection, easier service, and lower lifecycle costs for industrial power distribution.
Product Information
Extended Description
CB1233B120480GAX Eaton: Eaton pringle bolted pressure contact switch,BFD with no lights (trips switch),1200A,120V,Bottom feed,Ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1233B120480GAX
UPC
782116956388
Product Length/Depth
16 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
Ground fault with control power transformer
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
1200A
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
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Specification Sheet - CB1233B120480GAX
Feature: High amperage rating and system voltage. Benefit: Protects large motors and feeders, reduces nuisance fuse trips, and enhances reliability in demanding install environments. Application: Motor feeders and main distribution in switchgear where 1200A at 480V is required for safe operation. Feature: 120V control voltage. Benefit: Simplifies control wiring and integration with standard low-voltage control circuits, lowering installation time and potential miswiring. Application: Control panels and switchgear assemblies requiring straightforward control circuits. Feature: Bottom feed and fusible configuration. Benefit: Streamlined wiring paths, safer enclosure access, and coordinated protection with added fault-detection capability. Application: Industrial panels using bottom-feed transformers and fusible protection schemes. Feature: NEMA compatibility and UL Listed certification. Benefit: Ensures compliance with safety standards and suitability for diverse indoor and outdoor enclosures. Application: Environments requiring UL safety assurance and enclosure versatility (NEMA 1, 3R, 4, 12). Feature: Robust physical footprint and weight. Benefit: Predictable footprint simplifies panel planning and supports durable installation in rugged settings. Application: Factory floors, processing plants, and distribution rooms with space and weight considerations. Feature: Optional protective accessories. Benefit: Enhances fault detection and maintenance visibility, reducing downtime and extending lifecycle. Application: Systems needing Ground Fault Relay, Blown Fuse Detection, and auxiliary contact provisions.
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FAQs
CB1233B120480GAX uses bottom feed configuration with three wires and a three-pole arrangement. Its footprint (16 in L × 24 in W × 32 in H) and 200 lb weight guide enclosure mounting and handling. The design simplifies wiring, enables straightforward panel integration, and supports low-voltage control wiring from a 120 V control circuit.
Key ratings include 1200A amperage, 480V system voltage, and a 120 V control voltage, with fusible protection and a trip-before-close mechanism. It is suitable for NEMA 1, 3R, 4, and 12 enclosures, delivering reliable fault interruption for motor feeders and switchgear in industrial settings.
Yes, the unit is UL Listed and designed for enclosure compatibility including NEMA 3R and 4 ratings, which accommodate damp or outdoor environments. This makes it suitable for rugged industrial spaces while maintaining safety and reliability in protection schemes.
The product is UL Listed, providing recognized safety certification for electrical equipment. Combined with NEMA enclosure compatibility (1, 3R, 4, 12), this supports regulatory compliance, safer installation practices, and smoother integration into standard industrial power distribution architectures.
Warranty terms follow Eaton policy 25-000: one year from installation or eighteen months from shipment, whichever occurs first. This coverage supports maintenance planning and provides assurance when procuring critical protection devices for long-running manufacturing and processing lines.