5SY4104-7

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$82.61
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Buy genuine Siemens 5SY4104-7 online

The Siemens 5SY4104-7 Sentron Supplementary Protector is a reliable miniature circuit breaker designed for industrial and control panel applications. Rated at 4 amps with a single pole and C curve trip characteristic, this compact device offers excellent current limiting and selectivity, supporting sensitive circuit protection. It features finger-safe terminals compliant with German accident prevention regulations, enabling safe and quick installation. Mountable on a standard 35mm DIN rail, the 5SY4104-7 is ideal for both new installations and retrofits where additional branch protection and fast fault identification are required. Its compact 18 mm width and 70 mm depth make it space-efficient for control cabinets. Engineered by Siemens, this original industrial component ensures long mechanical service life and dependable performance in demanding conditions.

Key Features of Siemens 5SY4104-7

  • Single pole supplementary protector with 4A nominal current
  • Type C trip characteristic for medium inrush current tolerance
  • Compact dimensions: 90 mm height × 18 mm width × 70 mm depth
  • Mounts easily on 35 mm DIN rails for quick installation
  • Terminals designed for finger protection per German safety regulations
  • Rapid feeder cable connection with combined terminals for busbars and feeders
  • Handle locking device to prevent unauthorized operation
  • Trip indication for clear fault diagnosis
  • Reliable 10,000 mechanical operating cycles lifespan
  • Conforms to IEC/EN 60898, IEC/EN 60947-2, UL 1077, cULus, and CSA standards

Explore Siemens 5SY4104-7 specifications covering voltage, I/O, and communication

Specification Detail
Number of Poles 1 (Single Pole)
Rated Current 4 Amps
Trip Characteristic Type C
Rated Voltage 230/400 VAC
Breaking Capacity 10 kA
Mounting Type 35 mm DIN Rail
Dimensions (H x W x D) 90 mm x 18 mm x 70 mm
Standards IEC/EN 60898, UL 1077, cULus, CSA 22.2 No. 235

Applications / Use Case

This Siemens 5SY4104-7 is commonly used in machine automation and production line systems worldwide. Its fast tripping and compact design make it perfect for supplementary protection of control circuits, allowing system operators to isolate faults quickly without disrupting entire panels. It provides selective protection on the secondary side of control transformers or power supplies, enhancing safety and uptime. The device is also suitable as a local disconnecting means inside control cabinets where branch circuit protection is already in place, making it essential for packaging and conveyor operations, factory control panels, and various industrial automation setups.

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5SY4104-7

$82.61

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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