Eaton CB1233B120240E Bolted Pressure Contact Switch - UL Listed Fusible
Part Number: CB1233B120240E
Quick Summary
Eaton CB1233B120240E bolted pressure contact switch is designed to protect power distribution panels by delivering reliable, rapid isolation at high currents. Engineers routinely wrestle with arc energy, transformer integration, and coordinating control voltages in heavy-duty switchgear, which can drive maintenance costs and downtime. UL Listed certification underpins safety and compliance, while the unit’s 1200 A at 240 V rating supports demanding loads. With a built-in control power transformer, bottom-feed fuse configuration, and included Arc Energy Reduction Relay plus matched CTs, this solution streamlines installation and improves protection performance. This translates to faster commissioning, lower risk of nuisance tripping, and clearer inline diagnostics for maintenance teams.
Product Information
Extended Description
CB1233B120240E Eaton: Eaton pringle bolted pressure contact switch, With control power transformer, 1200 A, 120 V, Bottom feed, 240 V, 3 pole, 3wire, Fusible. Includes Arc Energy Reduction Relay and matched CT's
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1233B120240E
UPC
786689877378
Product Length/Depth
16 in
Product Height
28 in
Product Width
24 in
Product Weight
175 lb
Certifications
UL Listed
Feed type
Bottom
Fuse configuration
Bottom feed
Number Of Poles
Three-pole
Number of wires
Three-wire
Amperage Rating
1200A
Control voltage
120 V
Protection
FUSIBLE
Voltage rating
240V
Feature: High current capability and voltage rating. Benefit: Enables safe switching of large loads, reducing the need for multiple smaller devices and enabling more compact panel designs. Application: Power distribution panels and motor control centers handling 1200 A at 240 V. Long-tail keywords integrated: high-current switch, power distribution protection, 1200A switchgear. Feature: Bottom feed fuse configuration with three-pole, three-wire arrangement. Benefit: Simplifies wiring, improves fault clarity, and supports robust fault isolation in dense switchgear installations. Application: Industrial control panels requiring bottom-fed protection geometry. Feature: Includes Arc Energy Reduction Relay and matched current transformers (CTs). Benefit: Reduces arc energy during switching, improving worker safety and extending equipment life, while providing accurate protection and measurement data. Application: Facilities prioritizing arc-flash mitigation and precise current sensing in MCCs and switchgear. Feature: Built-in control power transformer and 120 V control voltage with 240 V line voltage. Benefit: Simplifies integration with control circuits and relays, lowers parts count, and shortens commissioning time. Application: System controls in automated manufacturing lines and energy-intensive processes. Feature: Durable construction with UL Listed certification and substantial physical footprint (16 in L × 28 in H × 24 in W, 175 lb). Benefit: Reassures compliance teams and installers with proven reliability and documented safety, while fitting standard enclosure footprints. Application: Heavy-duty industrial installations that require clear certification traceability and rugged performance. Additional context: The unit ships with a precision protection package (Arc Energy Reduction Relay and CTs) and is compatible with Eaton switching devices, supporting streamlined maintenance and cross-compatibility within existing Eaton architectures. These attributes collectively drive efficiency gains, lower lifecycle costs, and improved system uptime in demanding environments.
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FAQs
Yes. The CB1233B120240E is designed for compatibility with Eaton switching devices and standard panel footprints. It’s a three-pole, three-wire fusible unit with bottom feed, which simplifies wiring harnesses and enclosure planning while aligning with common Eaton architectures.
The switch is rated for 1200 A with a 240 V line voltage and 120 V control voltage. Its fusible design suits high-current feeders in switchgear and motor control centers, providing robust protection for large motors and power distribution circuits.
The unit carries UL Listed certification, demonstrating compliance with recognized safety standards. Its sturdy construction and arc-energy management features also support safer operation in typical industrial environments, aiding regulatory audits and maintenance planning.
Including an Arc Energy Reduction Relay and matched CTs streamlines protection and measurement, reducing nuisance trips and facilitating more precise diagnostics. This can lower downtime, extend component life, and improve overall equipment effectiveness in large power systems.
The unit measures 16 in in length, 28 in in height, and 24 in in width, with a weight of 175 lb. This substantial footprint should be accounted for in enclosure design, but supports stable, low-vibration mounting and reliable service access for maintenance.