Steyr Motors Automatic Circuit Breaker – Part No. 2181040-0 (20A)
Protect your engine’s electrical systems with the Steyr 2181040-0 Automatic Circuit Breaker, a genuine Steyr Motors component rated at 20 amps. Designed for use in marine diesel engines, this breaker helps prevent electrical overloads and maintains system integrity in demanding marine environments.
Product Features:
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Genuine Steyr Part: OEM circuit breaker for reliable protection.
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Rated Current: 20A – suitable for key electrical circuits in marine engine applications.
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Automatic Reset: Breaker resets automatically after tripping, ensuring continuous safety without manual intervention.
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Durable Design: Engineered for harsh marine conditions, including vibration, moisture, and temperature fluctuations.
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Compatibility: Fits a range of Steyr marine diesel engines.
Technical Details:
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Part Number: 2181040-0
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Type: Automatic circuit breaker
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Current Rating: 20 Amperes
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Function: Overload protection for electrical systems
Applications:
Ideal for protecting alternator wiring, starter motor circuits, and other essential electrical pathways on Steyr marine engines.
STEYR Motors new product sales, service support and genuine parts
STEYR Diesel engines are a synonym for most modern technologies, carefully engineered and manufactured as a typical representative of Austria’s worldwide image for Engine Engineering & Technology.
Mitchell Powersystems is the sole Steyr Motors parts and products distributor for the UK, Providing new product sales, Genuine parts, On-site service support and factory specification overhauls.

