Siemens 5SY4104-7 MCB C4 230/400V + 5ST3010 Auxiliary Switch, 4A 1-Pole, Used

Siemens 5SY4104-7 MCB C4 230/400V + 5ST3010 Auxiliary Switch, 4A 1-Pole, Used Tested

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All the best /Klaus KLJ Trading

Brand: Siemens
Model: 5SY4104-7 Miniature Circuit Breaker (MCB) + 5ST3010 Auxiliary Circuit Switch
Condition: Used, tested, good working order. Displays signs of prior use, as pictured; ready for panel installation or replacement.

Technical Specifications:

• MCB type: 5SY4104-7 SENTRON

• Rated current: 4A

• Tripping characteristic: C curve

• Poles: 1-pole

• Rated operational voltage: 230/400V AC, 50/60Hz

• Breaking capacity: 10kA (IEC/EN 60898-1)

• Auxiliary circuit switch: 5ST3010 (1NO + 1NC contacts)

• Control voltage (AC/DC): 12V to 400V

• Connection terminal: screw clamp, AWG22 to AWG14

• Dimensions: Height 90mm x Width 18mm x Depth 70mm

• Mounting: DIN rail

• Certifications: CE, UL, CCC, EAC

Main Features:

• Genuine Siemens circuit protection and status signalling assembly

• ON/OFF switching and remote indication for diagnostic feedback

• Compatible with Siemens SENTRON modular rail panels and automation projects

Background/Collector Info:
Siemens 5SY4104-7 MCBs with 5ST3010 auxiliary switches are renowned for durability and reliability in industrial, commercial, and residential panels. Widely used by electricians and engineers for new installations or vintage hardware repairs. Popular among automation and modular distribution collectors