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ABB S800U Miniature Circuit Breaker, 4-Pole, 20A, Type K, 240V ac AC, 50 kA Breaking Capacity
The ABB S800U Miniature Circuit Breaker, 4-Pole, 20A, Type K, 240V ac AC, 50 kA Breaking Capacity is a professional-grade industrial component designed for reliable performance in demanding environments including power distribution, oil and gas, and process manufacturing applications.

ABB S800U Miniature Circuit Breaker, 4-Pole, 20A, Type K, 240V ac AC, 50 kA Breaking Capacity
The ABB S800U Miniature Circuit Breaker, 4-Pole, 20A, Type K, 240V ac AC, 50 kA Breaking Capacity is a professional-grade industrial component designed for reliable performance in demanding environments including power distribution, oil and gas, and process manufacturing applications.

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Product Description
Built to exacting standards, the ABB S800U Miniature Circuit Breaker, 4-Pole, 20A, Type K, 240V ac AC, 50 kA Breaking Capacity delivers reliable industrial performance across multiple sectors.
The product incorporates durable materials and precision components that contribute to a long operational service life. Its design ensures straightforward installation and integration into existing systems, reducing commissioning time and labor costs. Compliance with recognized international standards ensures compatibility with global industrial infrastructure and regulatory requirements.
This product is commonly deployed in oil and gas processing facilities, where reliable electrical protection and control are critical for operational safety. It finds application in power distribution systems, cement manufacturing plants, and petrochemical processing environments. Marine installations, railway infrastructure, and aviation facilities also benefit from the proven performance characteristics of this type of industrial component.
The product conforms to applicable IEC and international standards governing industrial electrical components. Its electrical and mechanical ratings ensure compatibility with the voltage levels, current capacities, and environmental conditions typical of industrial installations. The design supports both panel-mount and field installation configurations, providing flexibility for various project requirements.
From an operational perspective, this component minimizes the risk of system failure through its reliable switching, protection, or control functionality. Facilities that depend on high availability — including continuous-process industries and critical infrastructure — benefit from the reduced failure rate that quality-engineered components provide. The product also supports predictive maintenance programs, as its known ratings and service intervals allow engineering teams to plan replacements before failures occur. This approach to asset management reduces unplanned downtime and supports overall equipment effectiveness (OEE) targets in industrial facilities.
Industrial professionals seeking reliable, standards-compliant components will find this product well-suited to their requirements. Its design reflects the quality expectations of industrial clients operating in sectors where component failure carries significant operational and safety consequences. Z&F Corporation's supply of this product supports industrial clients with responsive, expert technical sourcing services and a commitment to quality throughout the supply chain.
Frequently Asked Questions
The trip curve — how many times the rated current has to flow before it trips instantly. Type B trips at 3–5×, Type C at 5–10×, and Type D at 10–20×, so the right choice depends on the inrush current of what's connected.
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