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Siemens Miniature Circuit Breaker: 2 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp - D-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
SiemensD-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

Siemens Miniature Circuit Breaker: 2 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp

The SIEMENS IEC Miniature Circuit Breaker (SKU 5SJ41028HG40, MPN 5SJ41028HG40) is a D-Curve, 1-Pole UL489 DIN Rail-Mount unit rated at 2 A Amps. It features a Max. AIR Rating of 14kA at 240V AC, AC Voltage Rating of…

SKU 3G-OTH-22134

Brand
Siemens
Item
Miniature Circuit Breaker: 2 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp
Category
D-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
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Technical Specifications

Siemens
Manufacturer Part Number
5SJ41028HG40
Type
14kA at 240V AC, Screw Clamp, 5SJ4
AC
240V
DC
60V
Max. AIR Rating
14kA at 240V AC
AC Voltage Rating
240V AC
DC Voltage Rating
60V DC
Terminal Connection
Screw Clamp

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS IEC Miniature Circuit Breaker (SKU 5SJ41028HG40, MPN 5SJ41028HG40) is a D-Curve, 1-Pole UL489 DIN Rail-Mount unit rated at 2 A Amps. It features a Max. AIR Rating of 14kA at 240V AC, AC Voltage Rating of 240V AC, and DC Voltage Rating of 60V DC, with a Screw Clamp terminal connection.

Frequently Asked Questions

What is the SIEMENS 5SJ41028HG40 miniature circuit breaker used for?

The SIEMENS 5SJ41028HG40 is a D-Curve, 1-Pole UL489 DIN Rail-Mount miniature circuit breaker rated at 2 A Amps. It protects industrial equipment and wiring from overcurrents and short circuits in 240V AC or 60V DC applications, commonly used in control panels and machinery.

What are the specifications of the SIEMENS 5SJ41028HG40?

The SIEMENS 5SJ41028HG40 is a 2 A Amps, D-Curve, 1-Pole miniature circuit breaker. It has a Max. AIR Rating of 14kA at 240V AC, AC Voltage Rating of 240V AC, DC Voltage Rating of 60V DC, and a Screw Clamp terminal connection. It is UL489 listed for DIN Rail mounting.

Where to buy the SIEMENS 5SJ41028HG40 worldwide?

You can source the SIEMENS 5SJ41028HG40 miniature circuit breaker through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your projects.

How to install the SIEMENS 5SJ41028HG40 miniature circuit breaker?

To install the SIEMENS 5SJ41028HG40, snap it onto a standard DIN rail until it locks. Connect wires using the Screw Clamp terminals, tightening to the recommended torque. Ensure the circuit is de-energized before installation and follow local electrical codes for safe operation.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens d-curve, 1-pole ul489 din rail-mount miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS IEC Miniature Circuit Breaker: 3 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, 240V AC (MPN 5SJ41038HG40)
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SIEMENS IEC Miniature Circuit Breaker: 3 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, 240V AC (MPN 5SJ41038HG40)
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SIEMENS IEC Miniature Circuit Breaker: 5 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, 240V AC (MPN 5SJ41118HG40)
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SIEMENS IEC Miniature Circuit Breaker: 15 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41188HG40)
SIEMENS IEC Miniature Circuit Breaker: 13 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41138HG40)
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SIEMENS IEC Miniature Circuit Breaker: 13 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41138HG40)
SIEMENS IEC Miniature Circuit Breaker: 30 A Amps, 60V DC, 10kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41308HG40)
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SIEMENS IEC Miniature Circuit Breaker: 30 A Amps, 60V DC, 10kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41308HG40)
SIEMENS IEC Miniature Circuit Breaker: 35 A Amps, 60V DC, 10kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41358HG40)
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SIEMENS IEC Miniature Circuit Breaker: 35 A Amps, 60V DC, 10kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41358HG40)

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1-pole DIN rail-mount miniature circuit breaker with D-curve trip characteristic for overcurrent protection. Rated 4A, 240V AC (14kA interrupting capacity) and 60V DC. Screw clamp terminals. Suitable for branch circuit protection in industrial control panels and motor circuits
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