Circuit Breaker, 5SY4 Series, 20A, 3 Pole, 400V AC, 10kA at 400V AC, A Curve MPN:5SY43205
Circuit Breaker, 5SY4 Series, 20A, 3 Pole, 400V AC, 10kA at 400V AC, A Curve
Protect your industrial electrical systems with the Siemens 5SY4 Series 3 Pole Circuit Breaker, designed for reliable operation in harsh environments. This IEC Supplementary Protector offers a high level of safety and efficiency, with a maximum short-circuit current rating of 10kA at 400V AC. Ideal for applications in industrial settings, the circuit breaker features a thermal magnetic trip type and is UL 1077 certified. With a compact design and easy mounting on DIN rail, it's perfect for use in control panels, machinery, and other industrial equipment. Ensure safe and efficient power distribution with this reliable circuit breaker solution.
Top product features:
- Protects against electrical overloads with a 10kA short-circuit current rating at 400V AC
- Provides three poles for three-phase circuit protection
- Features a thermal magnetic trip type for reliable overload and short-circuit detection
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 3, 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 2.13 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 5 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 3.70
- Package Width: 2.28
- Package Height: 3.30
- Package Weight: 1.05
Product info last updated on February 23, 2026 3:26pm UTC
Category: Circuit Protection