Miniature Circuit Breaker, 5SJ4 Series, 0.3A, 3 Pole, 277/480V AC, 10kA, D Curve MPN:5SJ43148HG42
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In Stock
Free Shipping
In Stock
SKU
510-G8728501
Miniature Circuit Breaker, 5SJ4 Series, 0.3A, 3 Pole, 277/480V AC, 10kA, D Curve
Protect your commercial and industrial electrical systems with the Siemens 5SJ4 Series Miniature Circuit Breaker. Designed for use in high-voltage applications, this 3-pole breaker offers reliable thermal and magnetic trip protection for 277/480V AC systems. With a maximum short-circuit current rating of 10kA, it ensures safe and efficient operation in demanding environments. Ideal for use in commercial and industrial settings, this breaker meets rigorous standards, including CSA C22.2 No. 5-02 and UL 489. Its compact design and easy screw-clamp terminal connection make installation a breeze, while its long lifespan and durable construction provide peace of mind for years to come.
Top product features:
- Protects against electrical overloads with a 10kA maximum short-circuit current rating
- Provides thermal and magnetic trip types for reliable circuit interruption
- Supports 277/480V AC voltage rating for commercial and industrial applications
Top product applications:
- Commercial
- Industrial
- Min. Wire Size 14 AWG, Max. Wire Size 4 AWG
Miniature Circuit Breaker, Amps 0.3 A, Number of Poles 3, Curve Type D, AC Voltage Rating 277/480V AC, DC Voltage Rating 60V DC, Max. AIR Rating 10 kA, Terminal Connection Screw Clamp, Series 5SJ4, Trip Type Thermal Magnetic, Application Commercial, Industrial, Min. Wire Size 14 AWG, Max. Wire Size 4 AWG, Length 4.92 in, Width 2.24 in, Depth 3.3 in, Standards CSA C22.2 No. 5-02, EN60898, EN60947-2, UL 489 Listed
Additional Information
- Country of Origin: DE
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 30 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 4.92
- Package Width: 2.24
- Package Height: 3.30
- Package Weight: 0.10
Product info last updated on April 5, 2026 8:08am UTC
Category: Circuit Protection