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Siemens Miniature Circuit Breaker: 10 A Amps, 125V DC, 10kA at 277/480V AC, Screw Clamp - D-Curve, 3-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
SiemensD-Curve, 3-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

Siemens Miniature Circuit Breaker: 10 A Amps, 125V DC, 10kA at 277/480V AC, Screw Clamp

The SIEMENS IEC Miniature Circuit Breaker (SKU 30YD33, MPN 5SJ43108HG42) is a D-Curve, 3-Pole UL489 DIN Rail-Mount device rated for 10 A Amps. It features a Max. AIR Rating of 10kA at 277/480V AC, a DC Voltage Rating…

SKU 3G-OTH-20962

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Siemens
Item
Miniature Circuit Breaker: 10 A Amps, 125V DC, 10kA at 277/480V AC, Screw Clamp
Category
D-Curve, 3-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
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Technical Specifications

Siemens
Manufacturer Part Number
5SJ43108HG42
Type
10kA at 277/480V AC, Screw Clamp, D
DC
125V
Max. AIR Rating
10kA at 277/480V AC
DC Voltage Rating
125V DC
Terminal Connection
Screw Clamp
View Full Spec Sheet

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

Product Description

The SIEMENS IEC Miniature Circuit Breaker (SKU 30YD33, MPN 5SJ43108HG42) is a D-Curve, 3-Pole UL489 DIN Rail-Mount device rated for 10 A Amps. It features a Max. AIR Rating of 10kA at 277/480V AC, a DC Voltage Rating of 125V DC, and a Screw Clamp terminal connection.

Frequently Asked Questions

What is the SIEMENS 5SJ43108HG42 miniature circuit breaker used for?

This D-Curve, 3-Pole UL489 DIN Rail-Mount breaker protects industrial circuits against overloads and short circuits. It is suited for motor and transformer applications where high inrush currents occur, with a 10 A rating and 10kA interrupting capacity at 277/480V AC.

What are the specifications of the SIEMENS 5SJ43108HG42?

The SIEMENS 5SJ43108HG42 is a 10 A, D-Curve, 3-Pole miniature circuit breaker. It has a Max. AIR Rating of 10kA at 277/480V AC, a DC Voltage Rating of 125V DC, and a Screw Clamp terminal connection. It is UL489 listed for DIN Rail mounting.

Where to buy the SIEMENS 5SJ43108HG42 worldwide?

3G Electric supplies the SIEMENS 5SJ43108HG42 miniature circuit breaker to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this D-Curve, 3-Pole UL489 breaker.

How to select the right SIEMENS miniature circuit breaker for my application?

Select a breaker based on your circuit's voltage (AC or DC), current rating, and interrupting capacity. For motor loads with high inrush, choose a D-Curve type like the 5SJ43108HG42. Ensure the terminal connection (Screw Clamp) matches your wiring method and that the breaker is UL489 listed for your panel.

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, 3-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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