Circuit Breaker, 5SY4 Series, 0.3A, 2 Pole, 400V AC, 10kA at 400V AC, D Curve MPN:5SY42148
Circuit Breaker, 5SY4 Series, 0.3A, 2 Pole, 400V AC, 10kA at 400V AC, D Curve
Protect your industrial equipment with the Siemens 5SY4 Series Circuit Breaker, designed for reliable and efficient operation. This 2-pole, 400V AC circuit breaker features a 0.3A rating and 10kA maximum air rating, ensuring safe and controlled power distribution. With a thermal magnetic trip type and D curve, it provides exceptional protection against overcurrent and short circuits. Suitable for industrial applications, it meets UL Type UL 1077 standards and can be used in a variety of settings, including factories, warehouses, and manufacturing facilities. Its compact design makes it easy to install on DIN rail, providing a reliable and efficient solution for your industrial needs.
Top product features:
- Protects circuits from overcurrent conditions with a 0.3A trip point
- Provides 10kA short-circuit current interrupting capability at 400V AC
- Features a thermal-magnetic trip type for reliable circuit protection
Top product applications:
- Industrial
- Circuit Breaker Actuator Toggle
- DIN Rail Mounting Style
IEC Supplementary Protector, Amps 0.3 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 2, 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 3.54 in, Width 1.39 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: 3.62
- Package Width: 1.57
- Package Height: 3.30
- Package Weight: 0.01
Product info last updated on February 5, 2026 9:14pm UTC
Category: Circuit Protection