Circuit Breaker, 5SY4 Series, 40A, 1+N Pole, 277V AC, 10kA at 230V AC, B Curve MPN:5SY45406
Circuit Breaker, 5SY4 Series, 40A, 1+N Pole, 277V AC, 10kA at 230V AC, B Curve
Protect your industrial circuits with the Siemens 5SY4 Series 40A 1+N Pole Circuit Breaker. This reliable device offers thermal magnetic trip type, ensuring safe and efficient operation in harsh environments. With a maximum short-circuit current rating of 10kA at 230V AC, it provides robust protection against electrical surges. Suitable for industrial applications, it can handle 14 AWG to 4 AWG wire sizes and is compatible with DIN rail mounting. Its compact design and UL Type UL 1077 certification make it an ideal choice for a wide range of industrial settings, including manufacturing and processing facilities.
Top product features:
- 5A Circuit Breaker with 1+N pole configuration
- Protects against overcurrent with a 40A rating
- Trip type is Thermal Magnetic, providing reliable protection against electrical faults
Top product applications:
- Industrial
- Circuit Breaker Actuator Toggle
- DIN Rail Mounting Style
IEC Supplementary Protector, Amps 40 A, AC Voltage Rating 277V AC, Max. AIR Rating 10kA at 230V AC, Series 5SY4, Curve Type B, DC Voltage Rating 72V DC, Number of Poles 1+N, Phase 1, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style DIN Rail, Meets UL Type UL 1077, Terminal Connection Screw Clamp, Trip Type Thermal Magnetic, Application Industrial, Min. Wire Size 14 AWG, Max. Wire Size 4 AWG, Length 3.62 in, Width 1.57 in, Depth 3.3 in
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: 3.62
- Package Width: 1.57
- Package Height: 3.30
- Package Weight: 0.01
Product info last updated on April 5, 2026 11:22pm UTC
Category: Circuit Protection