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Siemens 5SJ4 D-Curve 1-Pole UL489 Miniature Circuit Breaker - D-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
SiemensD-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

Siemens 5SJ4 D-Curve 1-Pole UL489 Miniature Circuit Breaker

The SIEMENS IEC Miniature Circuit Breaker (SKU 3G-OTH-21892) is a D-Curve, 1-Pole UL489 DIN Rail-Mount unit rated at 8 A Amps. Part of the 5SJ4 series, it features a Max. AIR Rating of 14kA at 240V AC, AC Voltage…

SKU 3G-OTH-21892

Brand
Siemens
Item
5SJ4 D-Curve 1-Pole UL489 Miniature Circuit Breaker
Part Number
5SJ41088HG40
Category
D-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
Available to Order
Also known as:5SJ41088HG40Siemens
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Siemens
Manufacturer Part Number
5SJ41088HG40
Series
5SJ4
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

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS IEC Miniature Circuit Breaker (SKU 3G-OTH-21892) is a D-Curve, 1-Pole UL489 DIN Rail-Mount unit rated at 8 A Amps. Part of the 5SJ4 series, 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 (MPN 5SJ41088HG40).

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SIEMENS 5SJ4 miniature circuit breaker used for?

The SIEMENS 5SJ4 D-Curve miniature circuit breaker protects branch circuits in industrial control panels and equipment from overloads and short circuits. Its D-Curve trip characteristic handles high inrush loads like motors and transformers. Rated 8 A, 240V AC/60V DC, it is suitable for global installations requiring UL489 certification.

What are the specifications of the SIEMENS 5SJ41088HG40?

The SIEMENS 5SJ41088HG40 is a 1-pole D-Curve miniature circuit breaker rated 8 A. It has a max AIR rating of 14kA at 240V AC, AC voltage rating 240V AC, DC voltage rating 60V DC, and screw clamp terminals. It is part of the 5SJ4 series and mounts on a DIN rail.

Where to buy the SIEMENS 5SJ4 circuit breaker worldwide?

You can source the SIEMENS 5SJ4 series miniature circuit breaker from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on the 5SJ41088HG40 or other Siemens breakers.

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

Select a Siemens MCB by matching voltage (AC/DC), current rating, and interrupting capacity to your circuit. For motor loads with high inrush, choose a D-Curve type like the 5SJ4 series. Ensure the terminal connection (e.g., screw clamp) fits your wiring. Always verify UL489 or IEC certification for your region.

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
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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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