Eaton CB1233T120480AX Pringle bolted pressure switch - UL Listed
Part Number: CB1233T120480AX
Quick Summary
CB1233T120480AX bolted pressure contact switch provides reliable overload protection for 3-pole, 480V industrial feeds in switchgear and MCCs. Nuisance trips during startup and miscoordination in high-load circuits are common pain points this device helps avoid with a charge-before-close mechanism. UL Listed protection, together with NEMA 1, 3R, 4 and 12 enclosure compatibility, supports safe, compliant operation across harsh plant environments. Designed for high-current applications, this switch reduces downtime and maintenance costs while enabling scalable protection strategies across multiple lines.
Product Information
Extended Description
CB1233T120480AX Eaton: Eaton pringle bolted pressure contact switch,BFD with no lights (trips switch),1200A,120V,Top feed,No ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1233T120480AX
UPC
782116955961
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
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 - CB1233T120480AX
Feature: 1200A amperage rating; Business impact: handles heavy loads with robust protection, minimizing unplanned outages; Application: main feeders in industrial switchgear and MCCs. Feature: 480V system voltage and 120V control voltage; Business impact: seamless integration with control circuits and motor drives, reducing wiring complexity and potential control-monitoring gaps; Application: coordinated protection for three-phase systems. Feature: Top feed/fuse configuration; Business impact: simplifies wiring, reduces enclosure depth, and speeds installation with fewer field connections; Application: compact switchgear installations. Feature: Three-pole, three-wire design; Business impact: improved phase coordination and reduced risk of single-phase faults; Application: reliable protection for heavy equipment feeders. Feature: Fusible protection with optional ground fault relay and auxiliary provisions; Business impact: enhanced safety, fault isolation, and scalable protection schemes; Application: customizable protection packages for plant-wide safety compliance. Feature: Certifications and warranty; Business impact: ensures regulatory alignment and post-sale support, lowering risk and maintenance cost; Application: procurement and long-term asset management in industrial facilities.
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FAQs
CB1233T120480AX uses a top-feed/fuse configuration designed for straightforward wiring in existing enclosures. Its three-pole, three-wire layout simplifies interconnects while maintaining strict 480V system protection. Ensure enclosure support for UL-listed devices and verify space for a 16 in length, 28 in height, and 24 in width footprint.
With a 1200A amperage rating and fusible protection, this switch handles heavy feeders reliably. The charge-before-close mechanism improves protection coordination during startup, reducing nuisance trips. It’s ideal for main feeders in switchgear, MCCs, and large motors where uptime and precise protection matter.
Yes, the CB1233T120480AX is UL Listed, aligning with standard safety requirements. It supports NEMA ratings including 1, 3R, 4, and 12, making it compatible with typical industrial enclosures used in harsh environments and general service applications.
The product carries Eaton’s warranty policy: one year from installation or 18 months from shipment, whichever occurs first. Regular maintenance should focus on checking top-feed connections, ensuring fuse integrity, and testing auxiliary provisions and optional ground fault relays if installed.
Industrial plants with heavy electrical loads, such as motor control centers, stamping presses, and large conveyors, gain from its high-current protection, three-pole reliability, and compatibility with optional protective accessories. It supports scalable, compliant protection strategies while simplifying installation in multi-line facilities.