IEC Miniature Circuit Breaker, 5SJ4 Series, 3A, 3 Pole, 277/480V AC, 10kA at 277/480V AC, D Curve MPN:5SJ43038HG42
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In Stock
Free Shipping
In Stock
SKU
510-G7495887
IEC Miniature Circuit Breaker, 5SJ4 Series, 3A, 3 Pole, 277/480V AC, 10kA at 277/480V AC, D Curve
Protect your industrial electrical systems with the Siemens 5SJ4 Series Miniature Circuit Breaker, designed for 3A, 3-pole applications at 277/480V AC. This robust device features a thermal magnetic trip type and meets UL Type UL 489 standards. Its compact design fits neatly on DIN rail, making it ideal for industrial settings. The 5SJ4 Series also boasts a high 10kA maximum short-circuit current rating, ensuring reliable operation in harsh environments. With a wide range of wire size compatibility and a toggle actuator, this circuit breaker is perfect for applications such as machinery, lighting, and power distribution in manufacturing facilities and plants.
Top product features:
- Protects against overcurrents with a maximum interrupting rating of 10kA at 277/480V AC
- Meets UL Type UL 489 standards for safety and performance
- Features a thermal magnetic trip type for reliable and efficient circuit protection
Top product applications:
- Industrial
- DIN Rail
- UL 489
IEC Miniature Circuit Breaker, Amps 3 A, Number of Poles 3, Curve Type D, AC Voltage Rating 277/480V AC, DC Voltage Rating 125V DC, Max. AIR Rating 10kA at 277/480V AC, Phase 3, Meets UL Type UL 489, Terminal Connection Screw Clamp, Series 5SJ4, Trip Type Thermal Magnetic, Circuit Breaker Mounting Style DIN Rail, Application Industrial, Min. Wire Size 14 AWG, Max. Wire Size 4 AWG, Length 4.76 in, Width 2.13 in, Depth 2.75 in, Frame Size 63A/5SJ4, Circuit Breaker Actuator Toggle
Additional Information
- Country of Origin: DE
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 5 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 4.92
- Package Width: 2.24
- Package Height: 3.30
- Package Weight: 1.05
Product info last updated on February 11, 2026 9:51am UTC
Category: Circuit Protection