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Siemens 5SJ42037HG41 C-Curve 2-Pole UL489 Miniature Circuit Breaker - C-Curve, 2-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
SiemensC-Curve, 2-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

Siemens 5SJ42037HG41 C-Curve 2-Pole UL489 Miniature Circuit Breaker

The SIEMENS Miniature Circuit Breaker (SKU 5SJ42037HG41, MPN 5SJ42037HG41) is a C-Curve, 2-Pole UL489 DIN Rail-Mount unit rated at 3 A Amps. It carries a Max. AIR Rating of 14 kA, with AC Voltage Rating of 240V AC…

SKU 3G-OTH-20673

Brand
Siemens
Item
5SJ42037HG41 C-Curve 2-Pole UL489 Miniature Circuit Breaker
Category
C-Curve, 2-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
5SJ42037HG41
Type
14 kA, Screw Clamp, 5SJ4, AC/DC
AC
240V
DC
60V
Max. AIR Rating
14 kA
AC Voltage Rating
240V AC
DC Voltage Rating
60V DC
Terminal Connection
Screw Clamp

Technical Documents

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

Product Description

The SIEMENS Miniature Circuit Breaker (SKU 5SJ42037HG41, MPN 5SJ42037HG41) is a C-Curve, 2-Pole UL489 DIN Rail-Mount unit rated at 3 A Amps. It carries a Max. AIR Rating of 14 kA, with AC Voltage Rating of 240V AC and DC Voltage Rating of 60V DC, and features a Screw Clamp terminal connection.

Frequently Asked Questions

What is the SIEMENS 5SJ42037HG41 miniature circuit breaker used for?

The SIEMENS 5SJ42037HG41 is a C-Curve, 2-pole UL489 miniature circuit breaker used for overcurrent protection in industrial control panels, HVAC equipment, and DC power systems. It handles 3 A at up to 240V AC or 60V DC, with a 14 kA interrupting rating.

What are the specifications of the SIEMENS 5SJ42037HG41?

The SIEMENS 5SJ42037HG41 is rated 3 A, 240V AC / 60V DC, with a 14 kA interrupting capacity. It is a C-Curve, 2-pole UL489 DIN rail-mount breaker with screw clamp terminals. The MPN is 5SJ42037HG41.

Where to buy the SIEMENS 5SJ42037HG41 worldwide?

3G Electric supplies the SIEMENS 5SJ42037HG41 miniature circuit breaker worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the SIEMENS 5SJ42037HG41 circuit breaker?

Install the SIEMENS 5SJ42037HG41 on a standard DIN rail. Ensure the breaker is off, connect wires to the screw clamp terminals per the torque spec in the manual, and verify polarity for DC circuits. Always follow local electrical codes.

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 c-curve, 2-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
This C-curve miniature circuit breaker is rated for 1 A and provides overcurrent protection for branch circuits in industrial control panels, distribution boards, and HVAC equipment. It is UL489 listed for DIN rail mounting and supports both 240V AC and 60V DC systems with a maximum interrupting rating of 14 kA. The screw clamp terminals facilitate secure wiring connections
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This C-curve miniature circuit breaker is rated for 1 A and provides overcurrent protection for branch circuits in industrial control panels, distribution boards, and HVAC equipment. It is UL489 listed for DIN rail mounting and supports both 240V AC and 60V DC systems with a maximum interrupting rating of 14 kA. The screw clamp terminals facilitate secure wiring connections
Siemens 5SJ4 series miniature circuit breaker, C-curve, 2-pole, UL489 listed for DIN rail mounting. Rated 0.5 A with 14 kA interrupting capacity at 240V AC or 60V DC. Screw clamp terminals. Suitable for overcurrent protection in branch circuits and control panels
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Siemens 5SJ4 series miniature circuit breaker, C-curve, 2-pole, UL489 listed for DIN rail mounting. Rated 0.5 A with 14 kA interrupting capacity at 240V AC or 60V DC. Screw clamp terminals. Suitable for overcurrent protection in branch circuits and control panels
This 2-pole miniature circuit breaker features a C-Curve trip characteristic and is UL489 listed. Rated at 1.6 A, it provides overcurrent protection for 240V AC and 60V DC circuits with a 14 kA interrupting capacity. The screw clamp terminals facilitate secure wiring in DIN rail-mounted applications such as control panels and machinery
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This 2-pole miniature circuit breaker features a C-Curve trip characteristic and is UL489 listed. Rated at 1.6 A, it provides overcurrent protection for 240V AC and 60V DC circuits with a 14 kA interrupting capacity. The screw clamp terminals facilitate secure wiring in DIN rail-mounted applications such as control panels and machinery
This 3-pole miniature circuit breaker from Siemens is UL489 listed for DIN rail mounting. Rated 45 A, it provides overcurrent protection for branch circuits in industrial control panels and equipment. With a C-curve trip characteristic and 10 kA interrupting capacity, it is suitable for 240V AC or 60V DC systems. Screw clamp terminals facilitate secure wiring connections
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This 3-pole miniature circuit breaker from Siemens is UL489 listed for DIN rail mounting. Rated 45 A, it provides overcurrent protection for branch circuits in industrial control panels and equipment. With a C-curve trip characteristic and 10 kA interrupting capacity, it is suitable for 240V AC or 60V DC systems. Screw clamp terminals facilitate secure wiring connections
Three-pole miniature circuit breaker with C-curve trip characteristic, rated 0.3 A at 240V AC and 60V DC. UL489 listed for DIN-rail mounting, with a maximum interrupting rating of 14 kA. Screw clamp terminals facilitate secure wiring in control panels and branch circuit protection applications
Siemens
Three-pole miniature circuit breaker with C-curve trip characteristic, rated 0.3 A at 240V AC and 60V DC. UL489 listed for DIN-rail mounting, with a maximum interrupting rating of 14 kA. Screw clamp terminals facilitate secure wiring in control panels and branch circuit protection applications
This 1-pole miniature circuit breaker features a C-Curve trip characteristic and is UL489 listed for DIN rail mounting. Rated 40 A with a maximum interrupting rating of 14 kA at 240V AC and 60V DC, it uses screw clamp terminals for secure wiring. Suitable for branch circuit protection in industrial control panels, HVAC equipment, and distribution boards
Siemens
This 1-pole miniature circuit breaker features a C-Curve trip characteristic and is UL489 listed for DIN rail mounting. Rated 40 A with a maximum interrupting rating of 14 kA at 240V AC and 60V DC, it uses screw clamp terminals for secure wiring. Suitable for branch circuit protection in industrial control panels, HVAC equipment, and distribution boards

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This 2-pole miniature circuit breaker features a C-curve trip characteristic and is UL489 listed for DIN rail mounting. Rated 16A with a maximum interrupting capacity of 10kA at 277/480V AC and 125V DC, it uses screw clamp terminals. Suitable for branch circuit protection in industrial control panels, motor starters, and distribution boards
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This 2-pole miniature circuit breaker features a C-curve trip characteristic and is UL489 listed for DIN rail mounting. Rated 16A with a maximum interrupting capacity of 10kA at 277/480V AC and 125V DC, it uses screw clamp terminals. Suitable for branch circuit protection in industrial control panels, motor starters, and distribution boards
This 2-pole miniature circuit breaker features a C-Curve trip characteristic and is UL489 listed for DIN rail mounting. Rated 35A with a maximum interrupting rating of 10kA at 277/480V AC and 125V DC, it uses screw clamp terminals. Suitable for branch circuit protection in industrial control panels and distribution boards
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This 2-pole miniature circuit breaker features a C-Curve trip characteristic and is UL489 listed for DIN rail mounting. Rated 35A with a maximum interrupting rating of 10kA at 277/480V AC and 125V DC, it uses screw clamp terminals. Suitable for branch circuit protection in industrial control panels and distribution boards
This 2-pole miniature circuit breaker features a C-Curve trip characteristic and is UL489 listed for branch circuit protection. Rated 60 A at 240V AC and 60V DC with a 10 kA interrupting capacity, it uses screw clamp terminals for secure wiring. Suitable for overcurrent protection in industrial control panels, HVAC equipment, and machinery, it mounts on standard DIN rails
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This 2-pole miniature circuit breaker features a C-Curve trip characteristic and is UL489 listed for branch circuit protection. Rated 60 A at 240V AC and 60V DC with a 10 kA interrupting capacity, it uses screw clamp terminals for secure wiring. Suitable for overcurrent protection in industrial control panels, HVAC equipment, and machinery, it mounts on standard DIN rails
This 2-pole miniature circuit breaker from the Siemens 5SJ4 series provides overcurrent protection for branch circuits in industrial control panels, HVAC equipment, and machinery. Rated 32 A with a C-Curve trip characteristic, it is UL489 listed for 240V AC and 60V DC applications up to 14 kA. The screw clamp terminals facilitate secure wiring, and the unit mounts on standard DIN rails
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This 2-pole miniature circuit breaker from the Siemens 5SJ4 series provides overcurrent protection for branch circuits in industrial control panels, HVAC equipment, and machinery. Rated 32 A with a C-Curve trip characteristic, it is UL489 listed for 240V AC and 60V DC applications up to 14 kA. The screw clamp terminals facilitate secure wiring, and the unit mounts on standard DIN rails
This 2-pole miniature circuit breaker features a C-Curve trip characteristic and is UL489 listed for DIN rail mounting. Rated 1.6 A with a maximum interrupting rating of 10kA at 277/480V AC and 125V DC, it uses screw clamp terminals. Suitable for branch circuit protection in industrial control panels and distribution boards
Siemens
This 2-pole miniature circuit breaker features a C-Curve trip characteristic and is UL489 listed for DIN rail mounting. Rated 1.6 A with a maximum interrupting rating of 10kA at 277/480V AC and 125V DC, it uses screw clamp terminals. Suitable for branch circuit protection in industrial control panels and distribution boards
Siemens 5SJ4 series miniature circuit breaker, 15 A, C-curve, 2-pole, UL489 listed for DIN-rail mounting. Rated 10kA at 277/480V AC and 125V DC, with screw clamp terminals. Suitable for overcurrent protection in industrial control panels, HVAC equipment, and machinery
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Siemens 5SJ4 series miniature circuit breaker, 15 A, C-curve, 2-pole, UL489 listed for DIN-rail mounting. Rated 10kA at 277/480V AC and 125V DC, with screw clamp terminals. Suitable for overcurrent protection in industrial control panels, HVAC equipment, and machinery
This 3 A, C-curve, 2-pole miniature circuit breaker is UL489 listed for DIN-rail mounting. Rated 10kA at 277/480V AC and 125V DC, it provides overcurrent protection in branch circuits, control panels, and equipment. Screw clamp terminals facilitate wiring
Siemens
This 3 A, C-curve, 2-pole miniature circuit breaker is UL489 listed for DIN-rail mounting. Rated 10kA at 277/480V AC and 125V DC, it provides overcurrent protection in branch circuits, control panels, and equipment. Screw clamp terminals facilitate wiring
This 2-pole miniature circuit breaker features a C-Curve trip characteristic for moderate inrush loads. Rated 1A, 10kA at 277/480V AC and 125V DC, with screw clamp terminals. UL489 listed for DIN rail mounting. Suitable for overcurrent protection in industrial control panels, lighting circuits, and motor branch circuits
Siemens
This 2-pole miniature circuit breaker features a C-Curve trip characteristic for moderate inrush loads. Rated 1A, 10kA at 277/480V AC and 125V DC, with screw clamp terminals. UL489 listed for DIN rail mounting. Suitable for overcurrent protection in industrial control panels, lighting circuits, and motor branch circuits