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E-T-A 4230T120K0BE50A power circuit breaker

The E-T-A thermal magnetic circuit breaker is a reliable 2-pole device rated for 50A, suitable for industrial power systems. It features a lever actuator, screw terminal connections, and compliance with UL 1077 standards. Designed for protection of electrical circuits, it supports applications across 480Y/277VAC and 125VDC, with high rupture capacity up to 10,000 A. Featuring a rugged construction, it withstands operational stresses such as vibration, shock, and humidity, ensuring safety and durability in demanding environments. Mountable on DIN rails, it offers easy installation and maintenance for industrial automation and electrical distribution systems.

Authorized Distributors
Source:DigiKey
Part No:4230-T120-K0BE-50A
Stock:18
Inv Date:06-08-2026
Price: Unit price: $28.3
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Part No:4230-T120-K0BE-50A
Stock:2
Inv Date:06-09-2026
Price: Unit price: $31.38
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Part No:4230-T120-K0BE-50A
Stock:2
Inv Date:06-08-2026
Price: Unit price: $11.35
Buy/RFQ:
Part No:4230-T120-K0BE-50A
Stock:79
Inv Date:06-08-2026
Price: Unit price: $30.79
Buy/RFQ:
Part No:4230-T120-K0BE-50A
Stock:79
Inv Date:06-08-2026
Price: Unit price: $30.79
Buy/RFQ:

E-T-A 4230T120K0BE50A power circuit breaker Specifications:

  • Poles: 2-pole
  • Rated Current: 50A
  • Voltage Compatibility: 480Y/277VAC, 125VDC
  • Rupture Capacity: 10,000 A
  • Standards: UL 1077, IEC 60947-2
  • Connection: Screw terminals
  • Mounting: DIN rail
  • Vibration resistance: 10-87 Hz, ±0.38 mm amplitude, 5g
  • Shock resistance: 30 g, 11 ms
  • Corrosion resistance: 96 hours in 5% salt mist
  • Humidity resistance: 48 hours at 95% RH, +40°C
  • Ambient Temperature Range: -35°C to +70°C
  • Mass: Approximately 116 g per pole
  • Insulation: Reinforced at 6 kV
  • Degree of Protection: IP20

Buy the E-T-A 4230T120K0BE50A – Reliable Circuit Breaker for Industrial Applications

Discover the robust 2-pole power circuit breaker designed for industrial environments, rated at 50A with high rupture capacity. This device features screw terminal connections, lever actuation, and complies with UL 1077 standards. It provides excellent protection for AC and DC power systems, including 480Y/277VAC and 125VDC applications. Built with durable components, it withstands vibration, shock, humidity, and harsh conditions. Easy to install on DIN rails, this circuit breaker ensures reliable and safe operation in electrical distribution and automation setups.

Buy E-T-A 4230T120K0BE50A now and experience unmatched reliability and performance in circuit protection for industrial power systems.

Frequently Asked Questions

Where can I buy E-T-A 4230T120K0BE50A?

You can click on the BUY or RFQ button to purchase 4230T120K0BE50A from an authorized E-T-A distributor.

How do I troubleshoot issues or seek technical support for part 4230T120K0BE50A?

You can download the 4230T120K0BE50A datasheet or visit the E-T-A website for support.

Who is the manufacturer of 4230T120K0BE50A?

E-T-A

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