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ABB SMISSLINE TP S402M-UCZ10 Miniature Circuit Breaker, 2-Pole, 10A, Type Z, 440V ac AC, 440 V dc DC, 25 kA Breaking
The ABB SMISSLINE TP S402M-UCZ10 Miniature Circuit Breaker, 2-Pole, 10A, Type Z, 440V ac AC, 440 V dc DC, 25 kA Breaking provides robust industrial performance for use in manufacturing, energy, and process industry applications where reliability and standards compliance are essential.

ABB SMISSLINE TP S402M-UCZ10 Miniature Circuit Breaker, 2-Pole, 10A, Type Z, 440V ac AC, 440 V dc DC, 25 kA Breaking
The ABB SMISSLINE TP S402M-UCZ10 Miniature Circuit Breaker, 2-Pole, 10A, Type Z, 440V ac AC, 440 V dc DC, 25 kA Breaking provides robust industrial performance for use in manufacturing, energy, and process industry applications where reliability and standards compliance are essential.

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Product Description
Designed for professional-grade industrial applications, the ABB SMISSLINE TP S402M-UCZ10 Miniature Circuit Breaker, 2-Pole, 10A, Type Z, 440V ac AC, 440 V dc DC, 25 kA Breaking combines precision engineering with robust construction.
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.
Industrial sectors including power generation, oil and gas, marine engineering, and process manufacturing rely on products of this type for operational continuity. The component supports both new installation projects and maintenance/replacement requirements across industrial infrastructure. Its proven reliability makes it a preferred specification choice among engineers, procurement managers, and project developers.
The engineering specifications of this product address the key performance parameters required in professional industrial contexts, including rated voltage, current capacity, and switching characteristics. Compliance with applicable product standards provides assurance of quality, safety, and long-term reliability. These characteristics make it a dependable choice for both original equipment manufacturers and end-user maintenance applications.
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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