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ABB S203-C16 16A Miniature Circuit Breaker for electrical circuit protection

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ABB S203-C16 | 16A

by ABB

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OverviewThe ABB S203-C16 16A Miniature Circuit Breaker (MCB) is meticulously designed to provide exceptional overcurrent and short-circuit protection for a wide variety of electrical circuits. This vital component safeguards your electrical infrastructure by preventing damage from overloads and short circuits. Its remarkably compact size and dependable performance make it an excellent choice for numerous environments, including homes, active commercial spaces, and demanding industrial settings. Adhering to strict global safety protocols, the S203-C16 delivers maximum protection, ensuring the longevity and reliability of your electrical systems across various operational scenarios.Key Features Reliable Overcurrent Protection: This MCB serves as a constant guardian, actively shielding electrical circuits from potential harm caused by excessive current flows or sudden short circuits. Space-Saving Design: Engineered for efficiency, its compact form factor facilitates easy integration into crowded control panels and various electrical enclosures, optimizing valuable space. High Breaking Capacity: Built for resilience, the S203-C16 features an impressive breaking capacity, allowing it to safely withstand and interrupt significant fault currents without sustaining damage. Exceptional Durability: Constructed for lasting performance, this circuit breaker is manufactured from premium materials to ensure consistent reliability and an extended operational life in diverse electrical installations. Simple Installation: Designed for user convenience, installation is straightforward using secure screw terminals and standard DIN rail mounting, enabling a swift and hassle-free setup process. Technical Specifications Product Type: Miniature Circuit Breaker (MCB) Model: ABB S203-C16 Rated Current: 16A Rated Voltage: 230/400V AC Rated Frequency: 50/60 Hz Breaking Capacity: 6 kA Poles: 2-pole Mounting Type: DIN rail Tripping Characteristic: C Protection Class: IP20 Standards Compliance: IEC/EN 60898-1 ApplicationsThe versatility of the ABB S203-C16 makes it a crucial component in numerous applications: Residential Installations: Provides essential protection for critical circuits, including lighting systems, various home appliances, and general electrical setups within residential properties. Commercial Buildings: An ideal solution for deployment in diverse commercial environments such as offices, retail spaces, and small businesses, protecting their complex electrical circuits. Industrial Applications: Perfectly suited for the rigorous demands of industrial environments, effectively safeguarding sensitive industrial machinery, intricate control panels, and various motor circuits. Why Choose This Model?Selecting the ABB S203-C16 16A Miniature Circuit Breaker signifies an investment in peace of mind. This model stands out due to ABB's established reputation for engineering excellence and dedication to safety. Its precise 16A rating, combined with a robust 6kA breaking capacity, ensures your electrical systems are shielded from critical faults. The compact 2-pole design with C-curve tripping characteristics provides tailored protection for a wide range of loads, from resistive to inductive circuits. Furthermore, its adherence to IEC/EN 60898-1 standards confirms its global recognition and compliance with the highest electrical safety benchmarks. Easy DIN rail mounting simplifies the installation process, making it a preferred choice among electricians and engineers for both new constructions and upgrades. Opt for the S203-C16 for its blend of advanced protection, durable construction, and user-friendly features, guaranteeing maximum operational uptime and safety for your valuable assets.Order NowSecure your electrical installations today with the superior protection offered by the ABB S203-C16 16A Miniature Circuit Breaker. Add this essential safety component to your system for reliable performance.FAQQ: What is a Miniature Circuit Breaker (MCB)?An MCB is an electromechanical device designed to protect an electrical circuit from damage caused by overcurrent, which can result from an overload or short circuit. Its fundamental function is to detect a fault condition and interrupt current flow.Q: What does the "C" tripping characteristic mean?The "C" tripping characteristic, common in MCBs like the S203-C16, indicates that the breaker will trip when the current exceeds 5 to 10 times its rated current. This makes it suitable for protecting circuits with moderate inrush currents, such as those connected to fluorescent lighting, small motors, or general purpose loads.Q: Can this MCB be used for both residential and industrial settings?Yes, the ABB S203-C16 is highly versatile and designed for use in residential, commercial, and industrial applications. Its robust build and adherence to international safety standards ensure reliable performance across diverse environments.

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$228.99
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PRODUCT DETAILS

ABB S203-C16 | 16A

Overview

This is a genuine ABB component from the Low Voltage Products family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine ABB catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader ABB automation ecosystem
  • Engineered to integrate inside Low Voltage Products installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your ABB equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same ABB catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation ABB platform with documented conversion notes for the Low Voltage Products family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Product Type: Miniature Circuit Breaker (MCB)
  • Model: ABB S203-C16
  • Rated Current: 16A
  • Rated Voltage: 230/400V AC
  • Rated Frequency: 50/60 Hz
  • Breaking Capacity: 6 kA
  • Poles: 2-pole
  • Mounting Type: DIN rail
  • Tripping Characteristic: C
  • Protection Class: IP20
  • Standards Compliance: IEC/EN 60898-1

Applications

The versatility of the ABB S203-C16 makes it a crucial component in numerous applications:

  • Residential Installations: Provides essential protection for critical circuits, including lighting systems, various home appliances, and general electrical setups within residential properties.
  • Commercial Buildings: An ideal solution for deployment in diverse commercial environments such as offices, retail spaces, and small businesses, protecting their complex electrical circuits.
  • Industrial Applications: Perfectly suited for the rigorous demands of industrial environments, effectively safeguarding sensitive industrial machinery, intricate control panels, and various motor circuits.

Why Choose the S203-C16?

Selecting the ABB S203-C16 16A Miniature Circuit Breaker signifies an investment in peace of mind. This model stands out due to ABB's established reputation for engineering excellence and dedication to safety. Its precise 16A rating, combined with a robust 6kA breaking capacity, ensures your electrical systems are shielded from critical faults. The compact 2-pole design with C-curve tripping characteristics provides tailored protection for a wide range of loads, from resistive to inductive circuits. Furthermore, its adherence to IEC/EN 60898-1 standards confirms its global recognition and compliance with the highest electrical safety benchmarks. Easy DIN rail mounting simplifies the installation process, making it a preferred choice among electricians and engineers for both new constructions and upgrades. Opt for the S203-C16 for its blend of advanced protection, durable construction, and user-friendly features, guaranteeing maximum operational uptime and safety for your valuable assets.

Availability & Shipping

  • In stock: S203-C16 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every S203-C16 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — ABB

An MCB is an electromechanical device designed to protect an electrical circuit from damage caused by overcurrent, which can result from an overload or short circuit. Its fundamental function is to detect a fault condition and interrupt current flow.

Machine down? We ship parts the same day.

New, surplus, and refurbished ABB inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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