Eaton CB1233B120480A9CT5 Bolted Pressure Switch - UL Listed
Part Number: CB1233B120480A9CT5
Quick Summary
The Eaton CB1233B120480A9CT5 bolted pressure contact switch protects critical control circuits in heavy-duty electrical panels. Engineers often struggle with complex protection schemes and space-constrained installations, but this device offers a compact, reliable solution with bottom-feed wiring and fusible protection. UL Listed certification supports safety compliance, while the enclosure-friendly NEMA ratings (1, 3R, 4, 12) enable operation in a range of industrial environments. Designed for bottom-feed configurations with three-pole, 1NO-1NC contacts, it supports 480V system voltage and 120V control power, reducing wiring complexity. This combination delivers improved uptime, simplified procurement, and predictable maintenance for industrial control and power distribution applications.
Product Information
Extended Description
CB1233B120480A9CT5 Eaton: Eaton pringle bolted pressure contact switch,BFD with three on lights (trips switch),,1200A,1NO-1NC,120V,Bottom feed,No ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1233B120480A9CT5
UPC
782116956555
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
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
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 three normally on lights (trips switch), with control power transformer
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Specification Sheet - CB1233B120480A9CT5
Feature: 1200A amperage rating at 480V system voltage; Business Impact: enables consolidation of feeder protection in high-load panels, reducing device count and wiring complexity; Application: main distribution panels in manufacturing facilities. The three-pole, 1NO-1NC contact configuration simplifies control wiring, delivering reliable trip/close logic for motor control centers and heavy machinery. Feature: Bottom feed and fusible protection streamline installation in tight spaces and provide robust short-circuit protection, lowering arc fault risk and minimizing panel revisions. Feature: BFD with three normally-on lights (trips switch) and a control power transformer offers immediate visibility of status and simplified maintenance routines. Feature: UL Listed certification combined with broad NEMA compatibility ensures reliable operation in harsh environments while supporting procurement standards and regulatory compliance for industrial switchgear.
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FAQs
This switch is designed for bottom-feed installations in three-pole configurations with 1NO-1NC contacts and 120V control. Its fusible protection and standard NEMA compatibility simplify retrofit into existing switchgear, reducing wiring changes and facilitating a straightforward upgrade path for manufacturing lines and large control panels.
Key ratings include 1200A amperage, 480V system voltage, and 120V control voltage. The unit provides fusible protection and is rated for NEMA 1, 3R, 4, and 12 environments. Optional ground fault and auxiliary contact provisions further enhance protection and control flexibility in industrial applications.
Yes. With a three-pole design and 1NO-1NC configuration, this switch supports three-phase control schemes, bottom-fed wiring, and high-load distribution, making it appropriate for large motors, conveyors, and other heavy equipment in industrial settings.
The product carries UL Listed certification, indicating safety compliance for electrical protection devices in control circuits. Its NEMA compatibility (1, 3R, 4, 12) provides enclosure and environmental suitability, helping ensure reliable operation in factory floors, outdoor panels, and damp locations where rugged protection is required.
The rugged, fusible design plus status indicators (three lights) facilitates quick diagnostics, reducing downtime during fault events. Optional accessories such as ground fault relays and auxiliary contacts expand functionality without major redesigns. Overall, the robust protection and simplified installation help lower maintenance costs and shorten project timelines.