ABB S203UP-K20

High Performance Miniature Circuit Breaker, Branch Circuit Protection

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ABB S203UP-K20 High Performance Miniature Circuit Breaker, Branch Circuit Protection — General Accessories
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Product Description

The High Performance Miniature Circuit Breaker is designed to provide branch circuit protection with a rated current of 20 Amps and an interrupt rating of 10 kA. This compact device features a thermal magnetic trip curve K, ensuring efficient and reliable operation. The electromechanic tripping mechanism provides short circuit protection, making it ideal for various applications. Voltage ratings range up to 277/Y480 VAC, and the DIN rail mounted design allows for easy installation. With finger safe and multi-function terminals, this breaker offers enhanced safety and versatility. It is UL 489 and CSA 22.2 No. 5 certified, ensuring compliance with industry standards.

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Offer details

Best offer from:
Trusted supplier — Germany, member since 2024
Availability:
5 pcs.
In-Stock
Updated at: 04-09-2026
Warranty:
24 months
Condition:
Refurbished
Refurbished - A refurbished item inspected, cleaned, and repaired to full working order by either the manufacturer or a certified technician. The item is in excellent condition and fully operational.
The Seller is responsible for shipping the product and invoicing

Specifications

Brand
ABB
UNSPSC
39121603 Miniature circuit breakers
IGCC
4897 Miniature circuit breakers
Type
High Performance MCB, Branch Circuit Protection
Special Features
DIN Rail Mounting, Finger Safe and Multi-Function Terminals
Application
Designed for Allowing Higher In-Rush Current During System Start Up; Example: Motors, Transformers
Standard
UL 489, CSA 22.2 No. 5, IEC 60947-2, UL E212323

Available Offers

(3)
S203UP-K20 ABB, General Accessories

ABB

Available:
3 pcs.
In-Stock
Updated at: 04-09-2026
Offer from:
Trusted supplier — Germany, member since 2024
Warranty:
24 months
S203UP-K20 ABB, General Accessories

ABB

Available:
7 pcs.
In-Stock
Updated at: 04-09-2026
Offer from:
Trusted supplier — Germany, member since 2024
Warranty:
24 months

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Documents

Data Sheet

Datasheet for ABB S203UP-K20, including specifications and features.

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CAD Models

3D CAD model and technical drawings, ready for your design software.

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