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Price Mistake? Siemens - 5sy5140-7 [limited Qty] [cqU6B2ri]

$18.99 $60.99 -69%

Siemens 5SY5140-7 Miniature Circuit BreakerIntroducing the Siemens 5SY5140-7 miniature circuit breaker, a reliable and efficient device designed to protect electrical installations. This compact and versatile unit is part of the Sentron series, offer

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Price Mistake? Siemens - 5sy5140-7 [limited Qty] [cqU6B2ri]

Siemens 5SY5140-7 Miniature Circuit Breaker

Introducing the Siemens 5SY5140-7 miniature circuit breaker, a reliable and efficient device designed to protect electrical installations. This compact and versatile unit is part of the Sentron series, offering advanced protection against overloads and short circuits. With its single pole configuration, the 5SY5140-7 provides an impressive 10 kA interrupting capacity, ensuring the safety of your connected circuitry.
  • Robust protection against overloads and short circuits
  • Single pole configuration for efficient operation

Technical Specifications and Features

Featuring a 40A current rating and a nominal voltage of 400V AC and 220V DC, the Siemens 5SY5140-7 is designed to meet a wide range of electrical requirements. This Sentron series device boasts a uniform design, allowing for easy integration and expansion with additional accessories. Key specifications include:
  • 40A current rating for reliable performance
  • 400V AC and 220V DC nominal voltage
  • DIN rail mounting for easy installation

Practical Applications and Benefits

Whether you're working on a residential, commercial, or industrial project, the Siemens 5SY5140-7 miniature circuit breaker is a versatile choice. Its compact size and advanced features make it ideal for various applications, including power distribution systems, machinery protection, and electrical panels. The 5SY5140-7's reliable protection and user-friendly design ensure that your electrical installations are safe and efficient.
  • Wide range of applications suitable for various industries
  • Easy integration and expansion with accessories
  • Highly reliable protection for your electrical installations

What Our Customers Say

January 28, 2026

Absolutely no complaints!

A very polished and a very effective tool.

- Estrella C..

January 28, 2026

Absolutely no complaints!

A great product. And I really like it.

- Erma E..

January 28, 2026

Absolutely no complaints!

I’m amazed by its brilliant simplicity.

- Elizabeth N..

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