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Siemens Miniature Circuit Breaker: 20 A Amps, 60V DC, 10kA at 277V 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: 20 A Amps, 60V DC, 10kA at 277V AC, Screw Clamp

The SIEMENS IEC Miniature Circuit Breaker (SKU 30YC67) is a 20 A, 1-pole D-curve UL489 DIN rail-mount unit. It is rated for 277V AC (10kA AIR) and 60V DC, with screw-clamp terminals. This AC/DC breaker (MPN…

SKU 3G-OTH-22296

Brand
Siemens
Item
Miniature Circuit Breaker: 20 A Amps, 60V DC, 10kA at 277V 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
5SJ41208HG42
Type
10kA at 277V AC, Screw Clamp, 5SJ4, AC/DC
DC
60V
Max. AIR Rating
10kA at 277V AC
AC Voltage Rating
277V 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 30YC67) is a 20 A, 1-pole D-curve UL489 DIN rail-mount unit. It is rated for 277V AC (10kA AIR) and 60V DC, with screw-clamp terminals. This AC/DC breaker (MPN 5SJ41208HG42) is part of the 5SJ4 series.

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 5SJ41208HG42 miniature circuit breaker used for?

The SIEMENS 5SJ41208HG42 is a 20 A, 1-pole D-curve UL489 miniature circuit breaker used for overcurrent protection in industrial control panels, HVAC equipment, and lighting circuits. It handles both AC (277V) and DC (60V) applications, making it suitable for global installations requiring DIN-rail mounting.

What are the specifications of the SIEMENS 5SJ41208HG42?

The SIEMENS 5SJ41208HG42 is a 20 A, 1-pole D-curve UL489 miniature circuit breaker with a max AIR rating of 10kA at 277V AC and a DC voltage rating of 60V DC. It features screw-clamp terminals and is part of the 5SJ4 series. This AC/DC unit mounts on standard DIN rail.

Where to buy the SIEMENS 5SJ41208HG42 worldwide?

3G Electric supplies the SIEMENS 5SJ41208HG42 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; we source and deliver this 5SJ4 series breaker to any country.

How to install the SIEMENS 5SJ41208HG42 miniature circuit breaker?

To install the SIEMENS 5SJ41208HG42, snap it onto a standard DIN rail until it locks. Connect wires using the screw-clamp terminals, torquing to manufacturer specifications. Ensure the circuit is de-energized before installation. This D-curve breaker is designed for inductive loads and motor protection.

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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SIEMENS IEC Miniature Circuit Breaker: 0.5 A Amps, 60V DC, 10kA at 277V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41058HG42). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 10kA at 277V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 277V AC.