Eaton CB2033B1204805 Pringle switch - UL Listed
Part Number: CB2033B1204805
Quick Summary
The Eaton CB2033B1204805 pringle bolted pressure contact switch delivers high-current protection for switchgear and industrial equipment. Facilities often grapple with reliable fuse coordination, proper grounding, and rapid trip behavior in large distribution panels. UL Listed compliance paired with NEMA ratings for 1, 3R, 4, and 12 enclosures help you meet safety and environmental requirements. In value terms, the unit supports high-current switchgear protection, reduces panel wiring complexity, and aligns with Eaton's one-year warranty policy. This combination of ratings and features also supports compatibility with optional protections like ground-fault relays or blown fuse detection, streamlining procurement and maintenance. Designed for bottom-feed, three-pole configurations, it integrates smoothly into modern control panels.
Product Information
Extended Description
CB2033B1204805 Eaton: Eaton pringle bolted pressure contact switch,2000A,1NO-1NC,120V,Bottom feed,No ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB2033B1204805
UPC
782116958122
Product Length/Depth
16 in
Product Height
32 in
Product Width
24 in
Product Weight
190 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
1 NO-1 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
2000A
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
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Specification Sheet - CB2033B1204805
Feature → 2000A amperage rating with 1NO-1NC contact configuration. Business Impact → Enables reliable protection for feeders and motor circuits at high current, reducing the risk of nuisance trips in critical lines. Application → Ideal for large switchgear, distribution panels, and heavy machinery in manufacturing and processing environments. Feature → Bottom feed with fusible configuration. Business Impact → Simplifies field wiring and fuse integration, improving installation speed and fault isolation. Application → Fits compact panel spaces and reduces conduit runs in crowded electrical rooms. Feature → NEMA 1, 3R, 4, 12 compatibility. Business Impact → Ensures robust enclosure protection across indoor and outdoor or harsh environments, lowering retrofit costs. Application → Suitable for control panels exposed to dust, moisture, or incidental exposure. Feature → UL Listed and catalog notes with optional protections. Business Impact → Enhances regulatory compliance and procurement flexibility, enabling quick upgrades with Ground Fault Relay, Blown Fuse Detection, and auxiliary provisions. Application → Supports compliance-driven projects and scalable safety enhancements in power distribution networks. Feature → Three-pole, three-wire configuration with 120 V control and 480 V system voltage. Business Impact → Delivers coordinated control and protection for complex feeders, improving system reliability. Application → Common in industrial plants and process facilities where large-value currents are switched through centralized control panels.
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FAQs
CB2033B1204805 uses a bottom-feed configuration and three-pole, three-wire design, simplifying wiring access in compact panels. This setup reduces conduit run length and eases field wiring, while maintaining reliable contact integrity for high-current applications in control rooms and motor control centers.
With a 2000A amperage rating, 480V system voltage, and a 1NO-1NC contact configuration, this switch provides robust protection for feeders and heavy equipment. The charge-before-close mechanism enhances safety during switching events, and fusible protection adds a layer of overcurrent control aligned with heavy-duty environments.
Yes, CB2033B1204805 is UL Listed, and it carries NEMA ratings of 1, 3R, 4, and 12. This combination supports indoor control panels as well as outdoor or harsh environments, offering safe operation and easier adherence to electrical standards across diverse facilities.
Catalog notes indicate options such as Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, and Auxiliary Contact Provisions. These features can be added to enhance protection, monitoring, and control flexibility without replacing the base switch.
Eaton provides a one-year warranty from installation or eighteen months from shipment, whichever occurs first. Routine maintenance includes validating fuse integrity, testing any installed ground fault or auxiliary circuits, and periodic inspection of contacts and enclosure integrity to sustain performance.