IEC Miniature Circuit Breaker, 5SJ4 Series, 40A, 2 Pole, 277/480V AC, 10kA at 277/480V AC, C Curve MPN:5SJ42407HG42
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In Stock
Free Shipping
In Stock
SKU
510-G7530582
IEC Miniature Circuit Breaker, 5SJ4 Series, 40A, 2 Pole, 277/480V AC, 10kA at 277/480V AC, C Curve
Protect your industrial electrical systems with the Siemens 5SJ4 Series IEC Miniature Circuit Breaker. This 40A, 2-pole device is designed for high-performance applications, offering a 10kA maximum air rating at 277/480V AC. Its thermal magnetic trip type ensures reliable protection against overloads and short circuits. The compact design fits easily on DIN rail, making it ideal for industrial settings. With a wide range of wire sizes supported (14 AWG to 4 AWG) and a UL 489 certification, this circuit breaker provides peace of mind for your electrical infrastructure. Suitable for a variety of applications, including industrial control panels and machinery.
Top product features:
- Trip Type Thermal Magnetic
- Terminal Connection Screw Clamp
- Circuit Breaker Mounting Style DIN Rail
Top product applications:
- Industrial
- DIN Rail
- UL 489
IEC Miniature Circuit Breaker, Amps 40 A, Number of Poles 2, Curve Type C, AC Voltage Rating 277/480V AC, DC Voltage Rating 125V DC, Max. AIR Rating 10kA at 277/480V AC, Phase 1, 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 1.42 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: 1.57
- Package Height: 3.30
- Package Weight: 0.75
Product info last updated on March 13, 2026 4:34pm UTC
Category: Circuit Protection