Eaton CB1633T120480A6 Bolted Pressure Switch UL Listed
Part Number: CB1633T120480A6
Quick Summary
Eaton CB1633T120480A6 bolted pressure switch provides high-current protection for motor control centers and switchgear in industrial facilities. Too often, protection schemes cause nuisance trips or slow fault isolation due to wiring complexity and incompatible accessories. UL Listed safety certification supports reliable operation across diverse environments, while the device's NEMA 1, 3R, 4 and 12 ratings enable enclosure compatibility in demanding spaces. By combining fusible protection with a top-feed, three-pole design and 480-volt system readiness, it delivers robust protection with simpler installation. Engineers will appreciate rapid fault diagnosis and straightforward commissioning with Eaton's CB1633T120480A6.
Product Information
Extended Description
CB1633T120480A6 Eaton: Eaton pringle bolted pressure contact switch,BFD with three on lights (does not trip), handle suitable for 6'6" requirements,1600A,120V,Top feed,No ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1633T120480A6
UPC
782116957286
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
1600A
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 three normally on lights (does not trip), handle suitable for 6'6" requirements
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Eaton Specification Sheet - CB1633T120480A6
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Three-pole, top-feed, fusible protection with a charge-before-close mechanism. Business impact: Improves trip coordination, reduces arcing energy, and simplifies sequence control, lowering maintenance costs and downtime. Application: Ideal for motor control centers and distribution panels in heavy manufacturing and process industries. Feature: UL Listed safety certification and broad NEMA ratings (1, 3R, 4, 12). Business impact: Eases regulatory compliance and enclosure selection, enabling deployment in diverse environments. Application: Suitable for indoor and outdoor installations with demanding enclosures. Feature: Optional Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, Auxiliary Contacts. Business impact: Enhances fault detection, selective protection, and control integration, reducing nuisance faults and improving diagnostics. Application: Critical loads in packaging lines, food & beverage, and data-center adjacent facilities. Feature: High-current capability with 1600A and system voltage up to 480V plus 120V control. Business impact: Supports large loads and straightforward integration with existing feeders, improving energy management. Application: Heavy-duty motor drives, conveyors, and processing equipment. Feature: Durable construction with top-feed configuration and dimensions (16 in L × 24 in W × 28 in H) and 180 lb weight. Business impact: Facilitates retrofit and new installs with predictable fit and serviceability. Application: Plant-wide protection in retrofit projects and new installations, with predictable maintenance planning.
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FAQs
CB1633T120480A6 is designed for top-feed, three-pole installations and aligns with standard low-voltage switchgear footprints up to 480V systems. Its fusible configuration supports 1600A ratings, and the unit’s 16 in L x 24 in W x 28 in H footprint facilitates straightforward mounting in common enclosures. The handle clearance accommodates 6'6" operator access, and optional ground fault or auxiliary provisions can be added as needed.
Key specs include an amperage rating of 1600A, system voltage of 480V, and a control voltage of 120V. The device is a three-pole, top-feed, fusible switch with a charge-before-close mechanism. It is UL Listed and offers NEMA ratings of 1, 3R, 4, and 12, making it suitable for a wide range of indoor and outdoor industrial environments.
Yes. The CB1633T120480A6 is designed for heavy-duty manufacturing and distribution applications such as motor control centers, conveyors, and power distribution panels. Its high-current capability, top-feed configuration, and robust enclosure ratings ensure reliable protection in demanding environments, while options for ground fault and auxiliary contacts support integration with plant-wide safety and control schemes.
The switch is UL Listed and carries broad NEMA ratings (1, 3R, 4, 12) to support protection across a variety of enclosures. Optional features such as Ground Fault Relay, Blown Fuse Detection, and Auxiliary Contacts provide enhanced compliance with safety and fault-detection requirements in critical systems and regulated industries.
Eaton offers a standard warranty per Selling Policy 25-000: one year from the date of installation or eighteen months from the date of shipment, whichever occurs first. This ensures coverage for manufacturing defects and support for field commissioning, with available documentation and datasheets to assist maintenance teams.