Circuit Breaker, 5SY4 Series, 20A, 4 Pole, 400V AC, 10kA at 400V AC, A Curve MPN:5SY44205
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In Stock
Free Shipping
In Stock
SKU
510-G8726094
Circuit Breaker, 5SY4 Series, 20A, 4 Pole, 400V AC, 10kA at 400V AC, A Curve
Protect your industrial electrical systems with the Siemens 5SY4 Series 20A 4-Pole Circuit Breaker. This IEC Supplementary Protector provides reliable overcurrent protection, meeting UL Type UL 1077 standards for industrial applications. Its thermal magnetic trip type ensures fast and accurate interruption of short circuits, preventing damage to equipment and reducing downtime. With a maximum air rating of 10kA at 400V AC, this circuit breaker is ideal for use in high-power applications, including manufacturing, processing, and heavy industry settings. Its compact design and screw clamp terminal connection make it easy to integrate into existing systems.
Top product features:
- Circuit Breaker Actuator Toggle
- Thermal Magnetic Trip Type
- Screw Clamp Terminal Connection
Top product applications:
- Industrial
- Circuit Breaker Actuator Toggle
- DIN Rail Mounting Style
IEC Supplementary Protector, Amps 20 A, AC Voltage Rating 400V AC, Max. AIR Rating 10kA at 400V AC, Series 5SY4, Curve Type A, 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: 3.74
- Package Width: 2.95
- Package Height: 3.26
- Package Weight: 0.10
Product info last updated on March 30, 2026 9:10am UTC
Category: Circuit Protection