Eaton CB3033B120480KA9 Bolted Pressure Switch - UL Listed
Part Number: CB3033B120480KA9
Quick Summary
Eaton CB3033B120480KA9 bolted pressure switch provides high-current disconnects for motor control and safety enclosures. Manufacturers often contend with downtime caused by unreliable switching and insufficient protection, especially in rugged environments. UL Listed certification, NEMA ratings (1, 3R, 4, 12), and fusible protection deliver robust compliance and reliability when you need it most. This solution supports durable operation in demanding industrial settings while integrating with 120 V control circuits and 480 V line voltage. By combining rugged hardware with straightforward installation, it helps reduce maintenance costs and shorten mean time to repair, making it a strategically sound choice for power distribution, MCCs, and safety interlocks.
Product Information
Extended Description
CB3033B120480KA9 Eaton: Eaton pringle bolted pressure contact switch,Interlock, BFD with three on lights (trips switch),3000A,120V,Bottom feed,No ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB3033B120480KA9
UPC
782116951567
Product Length/Depth
22.5 in
Product Height
32 in
Product Width
40 in
Product Weight
430 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
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
3000A
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
Interlock, BFD with three normally on 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 - CB3033B120480KA9
Feature: 3000A amperage rating enables direct switching of large feeders, reducing the need for multiple devices and simplifying protection coordination. Business impact: lowers installed cost and minimizes potential fault paths, improving overall plant uptime. Application: motor control centers, main feeders, and heavy-duty conveyors. Feature: 480V system voltage with 120V control voltage ensures seamless integration with typical plant power and control circuits. Business impact: simplifies panel design and wiring, accelerating installation and commissioning. Application: switchgear and control panels across process and packaging lines. Feature: Three-pole, bottom feed, fusible protection provides compact, robust protection with straightforward wiring. Business impact: reduces enclosure space requirements and enhances fault isolation. Application: dense power distribution panels in harsh environments. Feature: Interlock with BFD lights and trip indication delivers clear status signaling to operators. Business impact: minimizes human error and speeds fault diagnosis, supporting safer startup/shutdown sequences. Application: safety-critical interlock routines in metalworking, plastics, and chemical processing. Feature: UL Listed and NEMA-rated housing (1, 3R, 4, 12) ensures compliance and rugged enclosure performance. Business impact: supports regulatory acceptance and long service life in demanding applications. Application: industrial control panels, MCCs, and outdoor or dusty environments. Feature: Optional Ground Fault Relay, Blown Fuse Detection, auxiliary contacts, Kirk provisions expand protection and diagnostics. Business impact: enhanced fault detection, faster repair, and scalable automation integration. Application: complex power distribution with enhanced safety requirements.
Get a Quick Quote for a Eaton CB3033B120480KA9
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton CB3033B120480KA9?
Enquire Now
FAQs
Installers should mount the CB3033B120480KA9 with bottom feed wiring per the enclosure layout, ensuring three-pole wiring and correct alignment with fusible protection. Verify proper interlock proximity and follow safe-lockout/tagout procedures. The device supports 3-wire, 480V line voltage and 120V control circuits for straightforward integration into MCCs and switchgear.
The CB3033B120480KA9 is rated for 3000A amperage, system voltage 480V, and control voltage 120V. It uses fusible protection and is a three-pole device with three wires. It supports NEMA 1, 3R, 4, and 12 enclosure types and includes interlock features with indicator lights optional.
Yes. The switch includes interlock capability and BFD with three normally-on lights that trip the switch, enabling safe interlock sequences in critical processes. It is designed to be integrated into safety-rated control architectures while maintaining reliable electrical disconnects for high-current loads.
CB3033B120480KA9 is UL Listed and rated to NEMA 1, 3R, 4, and 12 enclosure standards. These certifications indicate compliance with robust safety and environmental requirements, suitable for both indoor and enclosed outdoor applications in demanding industrial environments.
The unit’s rugged construction and high-current rating reduce spare parts and downtime, delivering lower total cost of ownership. It carries a one-year warranty from installation or 18 months from shipment, whichever comes first, and optional features like ground fault and blown fuse detection help minimize unexpected failures and maintenance visits.