# Allen Bradley 140G-K3F3-D40-UA-CA K Frame Molded Case Circuit Breaker 400A

Introducing the **Allen Bradley 140G-K3F3-D40-UA-CA** a robust 400 Amp K Frame Molded Case Circuit Breaker designed for demanding industrial automation applications. This essential component ensures reliable power distribution and protection within complex control systems. Its advanced design offers superior performance and durability, making it a trusted choice for safeguarding electrical equipment against overcurrents and short circuits. The **140G-K3F3-D40-UA-CA** is engineered for seamless integration and dependable operation in challenging environments.

Engineered for precision and safety, the **Allen Bradley 140G-K3F3-D40-UA-CA** operates with exceptional efficiency. It is a critical element in maintaining the integrity of electrical infrastructure in industrial settings. This circuit breaker is built to withstand rigorous operational demands, providing consistent protection for machinery and personnel. Its specific design caters to advanced automation needs, offering peace of mind through its reliable fault interruption capabilities. For those seeking dependable circuit protection in industrial automation, the **140G-K3F3-D40-UA-CA** is an optimal selection.

-   High performance 400 Amp K Frame protection
-   Durable molded case construction for longevity
-   Engineered for industrial automation control systems
-   Ensures reliable power distribution and fault interruption
-   Meets stringent industry standards for safety and efficiency

### Specifications

**Brand** Allen Bradley  
**Series** 140G K Frame  
**Amperage Rating** 400A  
**Type** Molded Case Circuit Breaker  
**Model Number** 140G-K3F3-D40-UA-CA

Trust in the quality and innovation of **Allen Bradley** for your critical power protection needs. The **140G-K3F3-D40-UA-CA** circuit breaker represents a commitment to operational excellence and system reliability. Enhance your industrial automation setup with this high-quality protection device. Explore our range of automation solutions today.

## Details

- **Price:** 999.0 USD
- **Vendor:** Allen Bradley
- **Type:** Industrial Automation > Circuit Protection > Circuit Breakers
- **Tags:** 140G-K3F3-D40-UA-CA, 400A, Allen Bradley, circuit breaker, control systems, industrial automation, molded case, power protection

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 999.00 USD | In stock |

## Images

- Allen Bradley 140G 400A K Frame Molded Case Ckt-Bkr 140G-K3F3-D40-UA-CA-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/allen-bradley-140g-k3f3-d40-ua-ca-circuit-breaker)
> Updated: 2026-09-29