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Allen Bradley 140G MCB 140G-J-FMX04

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140G-J-FMX04

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The 140G-J-FMX04, a molded case circuit breaker within the Allen Bradley 140G MCB series, is designed to effectively manage electrical safety. Rated for 250 A, this J-frame circuit breaker offers a robust build and various features suitable for multiple applications.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 140G-J-FMX04

ManufacturerAllen Bradley
Product TypeMolded Case Circuit Breaker
Product Line140G MCB
Part Number140G-J-FMX04
Weight3.00 lbs (1.36 kg)
UPC885630980553
Frame SizeJ-Frame
Rated Current250 A
Minimum Storage Temperature0 °C
Maximum Storage Temperature40 °C
Minimum Operating Temperature0 °C
Maximum Operating Temperature40 °C
Handle TypePainted Metal Flange Handle
Operating MechanismFlexible Cable Operating Mechanism
Cable Length4 ft
NEMA RatingsNEMA 1, 3, 4, 4X
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The Allen Bradley 140G-J-FMX04 is a molded case circuit breaker featuring a J-frame size. This unit is capable of handling a rated current of 250 amperes. Its operational capabilities ensure protection through a design that is both flexible and reliable. For temperature management, the breaker shows a range from a minimum of 0 °C to a maximum of 40 °C during both storage and operation, suitable for a variety of environments.

The circuit breaker integrates a flexible cable operating mechanism, ensuring effective actuation. A painted metal flange handle enhances user interaction, providing a robust and ergonomic user interface. The cable extends to a length of 4 feet, allowing for versatile installation configurations. This circuit breaker meets NEMA ratings of 1, 3, 4, and 4X, proving its usability in a range of environmental conditions. Overall, the 140G-J-FMX04 is engineered for robust performance in electrical safety applications.