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E-T-A 4230T120K0BE4A Thermal Magnetic Circuit Breaker

The E-T-A thermal magnetic circuit breaker is a reliable 2-pole device rated at 4 amperes, designed for residential, commercial, and industrial applications. It features a lever switch for easy operation, screw terminal connections for secure wiring, and complies with UL 1077 standards. Suitable for 480Y/277VAC and 125VDC systems, it offers high rupture capacity and robust protection for cables, motors, and power supplies. Its compact design ensures efficient space utilization in distribution panels and control systems, providing dependable overload and short-circuit protection across various electrical setups.

Authorized Distributors
Source:DigiKey
Part No:4230-T120-K0BE-4A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $30.94
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Part No:4230-T120-K0BE-4A
Stock:0
Inv Date:06-09-2026
Price: Unit price: $31.38
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Part No:4230-T120-K0BE-4A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $31.59
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Part No:4230-T120-K0BE-4A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $19.4
Buy/RFQ:
Part No:4230-T120-K0BE-4A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $19.4
Buy/RFQ:

E-T-A 4230T120K0BE4A Thermal Magnetic Circuit Breaker Specifications:

  • Number of Poles: 2
  • Current Rating: 4 A
  • Voltage Rating: 480Y/277VAC, 125VDC
  • Rupture Capacity: 10,000 A (UL 489, UL 1077), 7,500 A (IEC/EN 60947-2)
  • Operating Voltage: AC 480 V, AC 277 V, DC 125 V
  • Mechanical Endurance: 20,000 cycles
  • Electrical Endurance: 6,000 cycles
  • Connection: Screw terminals
  • Mounting: DIN rail
  • Degree of Protection: IP20
  • Operating Temperature: -35°C to +70°C
  • Mass: approx. 131 g per pole
  • Certifications: UL 489, UL 1077, IEC 60947-2

Buy the Buy E-T-A Thermal Magnetic Circuit Breaker Part Number 4230T120K0BE4A Online

Discover the dependable E-T-A thermal magnetic circuit breaker, perfect for protecting electrical systems in industrial, commercial, and residential environments. With a 2-pole configuration rated at 4A and compatible with AC 480Y/277V and DC 125VDC systems, it features high rupture capacity and secure screw terminal connections. Designed for DIN rail mounting, its robust construction ensures long-lasting performance and reliable operation under various conditions. Enhance your system's safety and efficiency by purchasing this high-quality circuit breaker online today and secure your electrical setup with confidence.

Order your E-T-A Series4230T120K0BE4A 2-pole thermal magnetic circuit breaker today and ensure reliable overload and short-circuit protection for your electrical systems.

Frequently Asked Questions

Where can I buy E-T-A 4230T120K0BE4A?

You can click on the BUY or RFQ button to purchase 4230T120K0BE4A from an authorized E-T-A distributor.

How do I troubleshoot issues or seek technical support for part 4230T120K0BE4A?

You can download the 4230T120K0BE4A datasheet or visit the E-T-A website for support.

Who is the manufacturer of 4230T120K0BE4A?

E-T-A

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