Eaton BAB Series Quicklag Thermal-Magnetic Circuit Breaker, 3-Pole, 240V

Eaton BAB Series Quicklag Thermal-Magnetic Circuit Breaker, 3-Pole, 240V

The Eaton BAB Series is a line of Quicklag industrial thermal-magnetic circuit breakers engineered for reliable overcurrent protection in commercial and industrial distribution panels. This three-pole, 240V family is available in amperage ratings from 40A to 50A, with a 10 kiloamp interrupt rating across the line, making it a dependable choice for electrical contractors and facility maintenance teams who need a proven thermal-magnetic trip mechanism for consistent circuit protection. Each breaker in the BAB Quicklag family is designed for use in 240V three-phase, four-wire distribution panels and fits into compatible Eaton panelboards, giving specifiers flexibility to select the amperage that matches the branch or feeder circuit load while standardizing on a single trusted breaker platform.

Key Features

• Amperage Rating: Available from 40A to 50A to match branch and feeder circuit protection needs.
• Interrupt Rating: 10 kiloamps, providing dependable fault-current interruption for industrial distribution systems.
• Pole Configuration: 3-Pole design for balanced protection across three-phase circuits.
• Voltage Rating: 240V rating, suited for distribution panels supplying three-phase, four-wire 240V systems.
• Thermal-Magnetic Trip Mechanism: Quicklag thermal-magnetic construction combines thermal overload protection with magnetic instantaneous trip response for both sustained overloads and short-circuit conditions.
• Panelboard Compatibility: Designed for use in qualifying Eaton BAB-series distribution panelboards.
• Series: Part of the Eaton BAB Quicklag industrial breaker series, built for dependable performance in demanding electrical environments.

Technical Specifications

• Series: BAB Quicklag
• Amperage Rating: 40A - 50A
• Configuration: 3-Pole
• Voltage Rating: 240V
• Interrupt Rating: 10 kiloamps
• Trip Type: Non-Interchangeable

Typical Applications

• Commercial and Industrial Distribution Panels
• 240V Three-Phase, Four-Wire Electrical Systems
• Branch and Feeder Circuit Overcurrent Protection
• Panelboard Breaker Replacement and Upgrades
• Facility Maintenance and Electrical Retrofits

Why Eaton?

Eaton's Quicklag BAB series thermal-magnetic breakers are built to deliver consistent, code-compliant overcurrent protection for demanding three-phase distribution applications. With a 10 kiloamp interrupt rating shared across the 40A to 50A lineup and a design built for compatible panelboards, the BAB series gives electrical professionals a trusted, dependable option for maintaining safe and reliable 240V industrial power distribution across a range of circuit loads.