Circuit Breaker, 5SY4 Series, 1A, 4 Pole, 400V AC, 10kA at 400V AC, D Curve MPN:5SY44018
Circuit Breaker, 5SY4 Series, 1A, 4 Pole, 400V AC, 10kA at 400V AC, D Curve
Protect your industrial equipment with the Siemens 5SY4 Series 1A 4-Pole Circuit Breaker, designed for reliable and efficient operation. This IEC supplementary protector features a thermal-magnetic trip type and meets UL Type UL 1077 standards. With a maximum air rating of 10kA at 400V AC, it provides excellent protection against short circuits and overloads. Suitable for industrial applications, it can be used in a variety of settings, including manufacturing and processing facilities. Its compact design and easy mounting style make it a convenient addition to any circuit panel, ensuring safe and reliable operation.
Top product features:
- Protects against overcurrents with a thermal magnetic trip mechanism
- Has a 4-pole design to accommodate multiple phases
- Supports 400V AC voltage rating for industrial applications
Top product applications:
- Industrial
- Circuit Breaker Actuator Toggle
- Thermal Magnetic
IEC Supplementary Protector, Amps 1 A, AC Voltage Rating 400V AC, Max. AIR Rating 10kA at 400V AC, Series 5SY4, Curve Type D, DC Voltage Rating 72V DC, Number of Poles 4, Phase 3, 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 3.54 in, Width 2.77 in, Depth 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: 3.70
- Package Width: 3.10
- Package Height: 3.40
- Package Weight: 1.40
Product info last updated on January 19, 2026 8:19am UTC
Category: Circuit Protection