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Siemens 5SY4104-7 Miniature Circuit Breaker 1-Pole, C-Curve, 4A, 10kA, 230/400V
Siemens 5SY4104-7 Miniature Circuit Breaker 1-Pole, C-Curve, 4A, 10kA, 230/400V
Siemens 5SY4104-7 Miniature Circuit Breaker 1-Pole, C-Curve, 4A, 10kA, 230/400V
Siemens 5SY4104-7 Miniature Circuit Breaker 1-Pole, C-Curve, 4A, 10kA, 230/400V
Siemens 5SY4104-7 Miniature Circuit Breaker 1-Pole, C-Curve, 4A, 10kA, 230/400V
Siemens 5SY4104-7 Miniature Circuit Breaker 1-Pole, C-Curve, 4A, 10kA, 230/400V

SIEMENS

Siemens 5SY4104-7 Miniature Circuit Breaker 1-Pole, C-Curve, 4A, 10kA, 230/400V Original Brand New

Model / SKU5SY4104-7

High-performance 1-Pole Miniature Circuit Breaker (MCB) designed for 230/400V systems. Featuring a 4A current rating and Type C tripping characteristic, it provides reliable protection against overloads and short circuits with a 10kA breaking capacity.

Original price was: $16.88.Current price is: $7.63.
In stockShips in 1–3 business days
  • ConditionOriginal Brand New
  • Warranty12 months
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Description

Overview

The Siemens 5SY4104-7 Miniature Circuit Breaker (MCB) is a high-performance protection device designed for safe and reliable electrical circuit protection. Rated at 230/400 V with a breaking capacity of 10kA, this 1-pole C-curve MCB is ideal for residential, commercial, and light industrial applications. Its compact 70 mm depth ensures easy installation in standard distribution boards while delivering Siemens’ trusted quality and durability.

Benefit

  • Reliable circuit protection against overloads and short circuits

  • High breaking capacity (10kA) for enhanced safety

  • C-curve tripping characteristic, suitable for moderate inrush current loads

  • Compact 70 mm design for space-efficient installation

  • Siemens quality assurance for long service life and consistent performance

Function

  • Protects electrical circuits from overcurrent and short-circuit faults

  • Automatically disconnects power during electrical anomalies

  • Ensures operational safety of electrical installations

  • Suitable for lighting circuits, control circuits, and small equipment loads

Technical Specification

  • Brand: Siemens

  • Model: 5SY4104-7

  • Voltage Rating: 230/400 V

  • Breaking Capacity: 10kA

  • Poles: 1-Pole

  • Tripping Curve: C

  • Rated Current: 4A

  • Installation Depth: 70 mm

  • Mounting Type: DIN Rail

Application

  • Residential electrical distribution

  • Commercial buildings

  • Industrial control panels

  • Lighting and small motor circuits

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Specifications

SKU / Model5SY4104-7
BrandSIEMENS
product brand nameSENTRON
product designationMiniature circuit breaker
number of poles1
design of pole1P
tripping characteristic classC
mechanical service life (switching cycles) / typical10 000
overvoltage categoryIII
degree of pollution3
type of voltage / of the operating voltageAC
insulation voltage (Ui)-
● with single-phase operation / at AC / rated value440 V
● with multi-phase operation / at AC / rated value440 V
supply voltage / with single-phase operation / at AC / rated value230 V
supply voltage-
operating voltage / at DC / rated value / maximum72 V
protection class IPIP20, with connected conductors
switching capacity current-
● at DC / acc. to IEC 60947-2 / rated value15 kA
● acc. to EN 60898 / rated value10 kA
● acc. to IEC 60947-2 / rated value35 kA
energy limitation class3
power loss [W] / for rated value of the current / at AC / in hot operating state / per pole1.3 W
operational current-
● at 35 °C / rated value4 A
● at 40 °C / rated value3.76 A
● at 45 °C / rated value3.63 A
● at 50 °C / rated value3.5 A
● at 55 °C / rated value3.36 A
● at 60 °C / rated value3.22 A
● at AC / rated value4 A
suitability for operationMechanical engineering / industry
product component / neutral conductor switchingNo
product feature / touch protectionYes
product component-
● combined terminal topYes
● combined terminal bottomYes
product feature-
● properties for main switches in accordance with EN 60204-1Yes
● halogen-freeYes
● sealableYes
● silicon-freeYes
product extension / installable / supplementary devicesYes
breaking capacity short-circuit current (Icn)-
● at AC / acc. to UL 1077 and CSA C22.2 No.2355 kA
connectable conductor cross-section / solid-
connectable conductor cross-section / stranded-
connectable conductor cross-section / finely stranded / with core end processing-
AWG number / as coded connectable conductor cross section-
tightening torque [lbf·in] / with screw-type terminals-
tightening torque / with screw-type terminals-
position / of power supply cordAny
installation depth70 mm
number of modular width units1
fastening methodQuick assembly system
mounting positionany
influence of the surrounding temperaturemax. 95% to 55°C, max. 55% to 70°C, max. 35% to 75°C
vibration resistance / acc. to IEC 60068-2-6±1mm at 5 to 25Hz; 50m/s² at 25 to 150Hz
ambient temperature / during operation-
ambient temperature / during storage-
● minimum-40 °C
● maximum75 °C
number of test cycles / for environmental testing / acc. to IEC 60068-2-306
reference code-
● acc. to DIN EN 61346-2F
● acc. to IEC 81346-2F
Vibration and Shock-
Weight0.152 kg
Dimensions21.00 × 93.00 × 83.00 mm

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