Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
Siemens 5SJ41027HG40 C-Curve 1-Pole UL489 DIN Rail-Mount - C-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
SiemensC-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

Siemens 5SJ41027HG40 C-Curve 1-Pole UL489 DIN Rail-Mount

<p>The Siemens 5SJ41027HG40 is a C-Curve, 1-pole miniature circuit breaker designed for DIN rail mounting. It is UL489 listed and rated for 2A, with an AC voltage rating of 240V and a DC voltage rating of 60V. The…

SKU 3G-OTH-22429

Brand
Siemens
Item
5SJ41027HG40 C-Curve 1-Pole UL489 DIN Rail-Mount
Part Number
5SJ41027HG40
Category
C-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
Available to Order
Also known as:5SJ41027HG40Siemens
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
5SJ41027HG40
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

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

<p>The Siemens 5SJ41027HG40 is a C-Curve, 1-pole miniature circuit breaker designed for DIN rail mounting. It is UL489 listed and rated for 2A, with an AC voltage rating of 240V and a DC voltage rating of 60V. The breaker offers a maximum air rating of 14kA at 240V AC, ensuring robust short-circuit protection. Its screw clamp terminals provide secure and reliable connections.</p><p>This MCB is suitable for industrial control panels, OEM applications, and commercial installations requiring dependable overcurrent protection. As a Singapore-based supplier, 3G Electric offers SGD quotes on request, handles GST for local buyers, and provides fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What are the key specifications of the Siemens 5SJ41027HG40?

It is a 1-pole, C-Curve miniature circuit breaker with a 2A rating. It operates at 240V AC and 60V DC, with a maximum air rating of 14kA at 240V AC. It features screw clamp terminals and is UL489 listed for DIN rail mounting.

Can I get a quote in SGD and what about delivery?

Yes, 3G Electric provides quotes in SGD on request. For Singapore buyers, GST is handled. We offer fast delivery across Singapore and Southeast Asia.

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
Not sure this is the right part? Photo-identify it

Siemens Products

3G Electric supplies Siemens c-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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from Siemens

View all Siemens parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first