Eaton BAB2050S thermal magnetic circuit breaker - HACR rated
Part Number: BAB2050S
Quick Summary
The Eaton BAB2050S thermal magnetic circuit breaker protects industrial electrical systems by providing fast, reliable overcurrent protection for control panels. Design challenges like incorrect trip characteristics and installation delays can cause costly downtime and gaps in protection. This device carries UL Listed and CSA Certified marks and is HACR rated, supporting motor and HVAC loads with confidence. With bolt-on mounting, a 50 A rating, and 120/240 V operation, it enables scalable protection and straightforward integration with existing panels, reducing commissioning time and long-term maintenance costs. This combination makes it suitable for new builds and retrofits in demanding environments today. It ships with essential documentation and is field-service friendly.
Product Information
Extended Description
BAB2050S Eaton: Eaton BAB thermal magnetic circuit breaker,Quicklag industrial thermal-magnetic circuit breaker,50 A,10 kAIC,Two-pole,120/240 V,Non-Interchangeable,Q7,BAB,24/48 Vdc Shunt trip
Product Name
Eaton BAB thermal magnetic circuit breaker
Catalog Number
BAB2050S
UPC
786679313053
Product Length/Depth
12.5 in
Product Height
5 in
Product Width
7.5 in
Product Weight
0.1 lb
Warranty
1 year
Certifications
UL Listed CSA Certified
Catalog Notes
HACR rated
Circuit breaker type
BAB
Mounting Method
Bolt-on
Number of poles
Two-pole
Type
Quicklag industrial thermal-magnetic circuit breaker
Amperage Rating
50 A
Interrupt rating
10 kAIC
Trip Type
Non-Interchangeable
Voltage rating
120/240 V
Quantity
7
Shunt trip
120-240V
Special features
Bolt-on mounting
Feature: The BAB2050S delivers a 50 A rating paired with a 10 kAIC interrupt capacity. Business Impact: This ensures robust short-circuit protection for common industrial loads while enabling fast fault clearance. Application: Use in control panels, motor starters, and feeders that require reliable 120/240 V operation. Feature: Quicklag industrial thermal-magnetic technology combines thermal and magnetic trip elements for balanced, fast responses. Business Impact: Reduces nuisance tripping on motor starts while preserving protection during short circuits. Application: Suitable for conveyors, pumps, and automation circuits in harsh manufacturing environments. Feature: UL Listed, CSA Certified, and HACR rated. Business Impact: Regulatory compliance is supported, and suitability for motor and HVAC loads is validated. Application: Ideal for equipment enclosures and facilities requiring recognized safety standards. Feature: Shunt trip support (24/48 Vdc) for remote disconnection. Business Impact: Enables safe automated shutdown in response to control signals, improving safety and uptime. Application: Use in machine controls and safety interlock schemes. Feature: Bolt-on mounting and a compact footprint with 12.5 in depth, 5 in height, and 7.5 in width. Business Impact: Simplifies retrofits, reduces installation time, and minimizes enclosure changes. Application: Fits standard electrical enclosures and panel builders seeking scalable protection. Feature: 1-year warranty and documented specifications. Business Impact: Lower lifecycle risk and predictable service expectations for maintenance cycles. Application: Useful for OEMs and maintenance teams planning long-term asset protection.
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FAQs
The BAB2050S is designed for bolt-on mounting, offering a straightforward retrofit into standard two-pole panels. With dimensions around 12.5 in depth, 5 in height, and 7.5 in width, it fits compact enclosures while maintaining full electrical clearance and proper venting. This minimizes panel modification and reduces installation time.
A 10 kAIC interrupt rating indicates the maximum fault current the breaker can interrupt without damage. In practical terms, it provides strong protection for typical industrial loads and circuits, ensuring rapid fault clearance and reduced arcing risk, which helps protect upstream equipment and maintain process uptime.
Yes. The BAB2050S is engineered for 120/240 V operation and is HACR rated, making it suitable for motor loads and HVAC equipment. This rating supports selective protection in control panels and equipment enclosures while complying with common industrial safety standards.
This breaker carries UL Listed and CSA Certified marks and is HACR rated. These certifications indicate adherence to recognized safety and performance standards, simplifying regulatory compliance for installation in industrial facilities and enabling smoother inspections and audits.
The BAB2050S comes with a 1-year warranty and documented specifications, supporting predictable maintenance planning. For lifecycle management, rely on standard inspection intervals, verify contact wear during routine panel servicing, and reference the Eaton datasheet for recommended replacement timelines and compatible accessories such as remote shunt trip modules.