Eaton CB1233B120480GAX7 Pringle bolted pressure switch - UL
Part Number: CB1233B120480GAX7
Quick Summary
The Eaton pringle bolted pressure contact switch is a high-reliability solution for heavy-duty power distribution in industrial facilities. It helps prevent unplanned downtime by delivering precise tripping and straightforward maintenance in demanding environments. UL Listed certification, together with robust NEMA compatibility (1, 3R, 4, 12), ensures regulatory alignment for a range of enclosures and applications. By supporting 120 V control circuits and 480 V system power, it also delivers strong business value through safer operation, faster commissioning, and predictable protection across the plant.
Product Information
Extended Description
CB1233B120480GAX7 Eaton: Eaton pringle bolted pressure contact switch,BFD with no lights (trips switch),1200A,2NO-2NC,120V,Bottom feed,Ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1233B120480GAX7
UPC
782116956371
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.
Contact configuration
2 NO-2 NC
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 - CB1233B120480GAX7
High-current capability supports efficient power distribution in large facilities. The CB1233B120480GAX7 is rated for 1200 A at 480 V, enabling heavy feeder protection with a single, durable device rather than multiple smaller switches. This reduces panel footprint and simplifies wiring, cutting installation time and overall costs while delivering predictable thermal performance and reliable protection for critical loads. Flexible contact configuration and rugged mechanical design deliver practical business value. With 2 NO and 2 NC contacts across a three-pole arrangement, it supports versatile interlock schemes and control logging. Bottom feed and bottom fuse configuration streamline wiring in crowded switchgear, while three-wire operation aligns with standard plant practices, improving compatibility with existing controls and reducing integration risk. Protection strategy reduces fault impact. Fusible protection provides defined fault clearing, enhancing selective coordination and minimizing fault energy. Optional Ground Fault Relay, Blown Fuse Detection, and Single Phase Protection expand site safety and reliability, enabling earlier fault detection and safer operation in systems fed from 480 V, with a control power transformer option to support ground fault sensing. Enclosure readiness and certifications facilitate procurement and compliance. UL Listed certification and broad NEMA ratings include 1, 3R, 4, and 12, ensuring compatibility with a wide range of enclosures and environments, from industrial panels to more demanding outdoor installations. Compatibility with Kirk provisions and auxiliary contacts simplifies custom protection schemes while maintaining regulatory alignment. Lifecycle and maintenance planning. Heavy-duty construction and robust design translate to long service life and reduced maintenance needs; mounting is straightforward in dedicated switchgear, and Eaton’s warranty policy supports uptime in mission-critical processes.
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FAQs
CB1233B120480GAX7 is designed for bottom-feed, three-pole operation with 2NO-2NC contacts. For panel mounting, provide a solid support structure and allocate sufficient footprint for the 200 lb unit; use appropriate mounting hardware and provide clear wiring access. Optional ground fault relay and auxiliary provisions are available, which can simplify integration with plant protection schemes.
Key electrical specifications include a 1200 A amperage rating, 480 V system voltage, and 120 V control voltage, with a maximum voltage of 480 V. It uses a three-pole configuration with 2NO and 2NC contacts and fusible protection. The device supports NEMA 1, 3R, 4, and 12 enclosures and carries UL listing for safety and reliability.
Yes. The CB1233B120480GAX7 is designed for 480 V three‑phase protection, featuring three poles and fusible protection to support reliable fault clearing. It is UL Listed and compatible with NEMA 1, 3R, 4, and 12 enclosures, making it suitable for manufacturing floors, process lines, and power distribution panels in harsh industrial settings. Additional ground fault options enhance safety in critical installations.
This product carries UL Listed certification and supports multiple NEMA ratings (1, 3R, 4, 12), which facilitates compliance with common industrial safety standards. Optional features such as Ground Fault Relay, Blown Fuse Detection, and Single Phase Protection extend regulatory readiness. The unit is backed by Eaton’s warranty policy, providing coverage for the installation period and post‑shipment timeframe.
The switch offers long service life and reduced maintenance due to robust bolted contact design and high-current capability. A single device replaces multiple protective elements, cutting panel complexity and installation time. Optional ground fault and auxiliary protection reduce downtime by enabling quicker fault isolation, contributing to lower maintenance costs and improved process availability.