Siemens 5SJ4104-7HG41 Miniature Circuit Breaker 4A, 1-Pole, 240V, C-Curve, UL 489 Original Brand New
$48.18
High-performance 1-pole miniature circuit breaker designed for industrial branch circuit protection. Featuring a 4A current rating and a Type C trip characteristic, this MCB provides reliable protection against short circuits and overloads in accordance with UL 489 standards.
Availability: In stock
Overview
The Siemens 5SJ4104-7HG41 is a premium miniature circuit breaker designed to provide reliable overcurrent protection for residential, commercial, and industrial electrical systems. With a 1-pole configuration, 4A rating, and 14kA breaking capacity, it ensures safety and durability in demanding electrical applications. Its compact 70 mm design allows easy installation in standard distribution panels. Certified according to UL 489, it meets the highest safety standards.
Key Features & Function
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Rated Voltage: 240 V AC
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Current Rating: 4A
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Poles: 1-Pole
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Tripping Curve: C-Curve, ideal for general-purpose circuits with moderate inrush currents
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Breaking Capacity: 14 kA, ensuring protection against short circuits
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Standard Compliance: UL 489 certified
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Compact Size: 70 mm width for space-saving panel integration
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Durable & Reliable: High-quality Siemens engineering ensures long-term operation
Benefit
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Global Compliance: Fully compliant with UL 489 and CSA standards, allowing for use in North American industrial machinery.
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Enhanced Safety: Provides reliable protection for equipment against medium inrush currents thanks to the Type C tripping curve.
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Space-Efficient: The 70mm design depth ensures a compact footprint on the DIN rail.
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Durability: Built with Siemens’ world-class engineering to ensure long-term operational reliability in harsh industrial environments.
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| Weight | 0.171 kg |
|---|---|
| Dimensions | 23.00 × 114.00 × 84.00 mm |
| Brand | SIEMENS |
| product brand name | SENTRON |
| product designation | Miniature circuit breakers |
| design of the product | Miniature circuit-breaker 5SJ4 |
| number of poles | 1 |
| tripping characteristic class | C |
| mechanical service life (switching cycles) / typical | 10 000 |
| installation environment regarding EMC | Suitable for environment B (immunity to interference not applicable) |
| reference code / acc. to DIN 40719 extended according to IEC 204-2 / acc. to IEC 750 | F |
| overvoltage category | 3 |
| degree of pollution | 3 |
| insulation voltage (Ui) / at AC / rated value | 440 V |
| supply voltage / at AC / rated value | 400 V |
| operating voltage | – |
| ● at AC / acc. to UL 489 and CSA C22.2 No. 5-02 / maximum | 240 V |
| ● at DC / rated value / maximum | 60 V |
| ● at DC / single channel / acc. to UL 489 and CSA C22.2 No. 5-02 / maximum | 60 V |
| ● at DC / 2-channel / acc. to UL 489 and CSA C22.2 No. 5-02 / maximum | 125 V |
| protection class IP | IP20, with connected conductors, IP 40 in the handle range |
| switching capacity current | – |
| ● acc. to EN 60898 / rated value | 10 kA |
| ● acc. to IEC 60947-2 / rated value | 15 kA |
| power loss [W] / for rated value of the current / at AC / in hot operating state / per pole | 1.8 W |
| operational current | – |
| ● at 30 °C / rated value | 4 A |
| ● at 40 °C / rated value | 4 A |
| ● at 45 °C / rated value | 3.9 A |
| ● at 50 °C / rated value | 3.8 A |
| ● at 55 °C / rated value | 3.7 A |
| ● at 60 °C / rated value | 3.6 A |
| ● at AC / rated value | 4 A |
| type of voltage supply / at AC / acc. to UL 489 and CSA C22.2 No. 5-02 | 240 |
| suitability for operation | Mechanical engineering / industry |
| product component / neutral conductor switching | No |
| product feature / touch protection | Yes |
| product component | – |
| ● tunnel terminals top | No |
| ● tunnel terminals bottom | No |
| ● combined terminal top | Yes |
| ● combined terminal bottom | Yes |
| product feature | – |
| ● halogen-free | Yes |
| ● sealable | Yes |
| ● silicon-free | Yes |
| product extension / installable / supplementary devices | Yes |
| product function / note | Terminal tightening torque for Cu, 60/75°C; 3.5Nm/31lb.in |
| breaking capacity short-circuit current (Icn) / at AC / acc. to UL 1077 and CSA C22.2 No.235 | 14 kA |
| connectable conductor cross-section / finely stranded / with core end processing | – |
| tightening torque / with screw-type terminals / maximum | 3.5 N·m |
| position / of power supply cord | Any |
| installation depth | 70 mm |
| number of modular width units | 1 |
| fastening method | on standard mounting rail |
| mounting position | any |
| vibration resistance | 50 m/s² at 25 to 150Hz and 60m/s² at 35Hz (4sec) |
| ambient temperature / during operation | – |
| ambient temperature / during storage | – |
| ● minimum | -40 °C |
| ● maximum | 75 °C |
| reference code | – |
| ● acc. to DIN EN 61346-2 | F |
| ● acc. to IEC 81346-2 | F |
| Test Certificates | other |
| Special Test Certificate | Miscellaneous |
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