Eaton CB1233B120480PAX7C Pringle bolted pressure contact switch - UL Listed
Part Number: CB1233B120480PAX7C
Quick Summary
Eaton CB1233B120480PAX7C is a bolted pressure contact switch used for high-current protection in switchgear and motor-control centers. Engineers often face nuisance trips and inconsistent protection when selecting a reliable single-phase protective device for 480 V systems. It is UL Listed and compatible with multiple NEMA enclosure ratings (NEMA 1, 3R, 4, 12), supporting safe, compliant installations in harsh environments. With 1200 A ampacity, 120 V control voltage, three-pole topology, and bottom-feed configuration, the CB1233B120480PAX7C delivers scalable protection while simplifying wiring and maintenance—ideal for industrial automation and power distribution.
Product Information
Extended Description
CB1233B120480PAX7C Eaton: Eaton pringle bolted pressure contact switch,Single-phase relay with capacitor trip device (Taylor), BFD with no lights (trips switch),1200A,2NO-2NC,120V,Bottom feed,No ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1233B120480PAX7C
UPC
782116956517
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
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
Single-phase voltage relay with capacitor trip device (Taylor), BFD with no lights (trips switch)
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Specification Sheet - CB1233B120480PAX7C
Feature: 1200 A amperage rating. Business Impact: Enables protection of heavy-duty equipment without oversizing devices, reducing capital and inventory costs. Application: Heavy motor starters and large switchgear in manufacturing facilities benefit from reliable current handling. Feature: 2NO-2NC contact configuration across three poles. Business Impact: Improves control flexibility and protection granularity, enabling advanced interlocking and selective tripping strategies. Application: Coordination in multi-branch power systems reduces downtime and improves maintenance planning. Feature: Bottom feed and fusible design. Business Impact: Simplifies installation and fuse replacement in cramped enclosures, cutting labor time and service interruptions. Application: Retrofit projects and new installations in compact switchgear assemblies. Feature: Capacitor trip device (Taylor) for single-phase protection. Business Impact: Delivers faster, reliable tripping for single-phase faults, minimizing equipment damage and outage duration. Application: Critical line protection in mixed-voltage panels. Feature: UL Listed with robust enclosure compatibility (NEMA 1, 3R, 4, 12). Business Impact: Ensures regulatory compliance and durability in harsh industrial environments, reducing warranty costs and integration risk. Application: Industrial automation, process controls, and power distribution networks. Feature: Optional Ground Fault Relay and auxiliary provisions. Business Impact: Enhances safety and extendability of protection schemes without replacing core switchgear. Application: Panels requiring ground-fault monitoring and extended signaling for complex automation architectures.
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FAQs
CB1233B120480PAX7C is designed for 480V systems with a bottom-feed configuration, enabling straightforward wiring within compact enclosures. Its three-pole, 2NO-2NC contact arrangement supports selective protection schemes, while the fusible design simplifies field maintenance. This makes it well-suited for retrofit projects and new installations in industrial automation environments where space constraints and reliability matter most.
Key specs include 1200A amperage rating, 120V control voltage, 480V system voltage, three poles, and 2NO-2NC contact configuration. The device operates as a fusible switch with a capacitor trip device for single-phase protection, and it is UL Listed. It supports NEMA ratings up to 4, providing compatibility with rugged industrial enclosures.
Yes. The CB1233B120480PAX7C incorporates a capacitor trip device (Taylor) that enables reliable single-phase protection while maintaining proper coordination with the three-pole architecture. This configuration helps reduce nuisance outages and protect sensitive equipment during single-phase faults, which is especially valuable in mixed-load switchgear and automation panels.
The CB1233B120480PAX7C is UL Listed, providing a recognized safety certification for electrical equipment. It also aligns with multiple enclosure standards via its NEMA compatibility (1, 3R, 4, 12), supporting durable performance in challenging industrial environments and simplifying regulatory acceptance for plant-wide installations.
The product carries Eaton’s warranty policy, including a one-year warranty from installation or an 18-month window from shipment, whichever occurs first. This coverage supports ongoing reliability for mission-critical protection in plant equipment, with access to Eaton technical support for field installations, spare parts, and system integration guidance.