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E-T-A 4230T120K0BU10A Thermal Magnetic Circuit Breaker

This two-pole thermal magnetic circuit breaker rated for 10A provides reliable overload and short-circuit protection for electrical systems. Operating at 240VAC and 125VDC, it features a lever actuation for easy control and screw terminals ensuring secure wiring connections. Designed in accordance with UL 489 standards, it offers high rupture capacity and robust insulation coordination. Suitable for protecting industrial equipment, motor circuits, and power supplies, this breaker ensures safety and durability in demanding electrical environments.

Authorized Distributors
Source:DigiKey
Part No:4230-T120-K0BU-10A
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Inv Date:06-08-2026
Price: Unit price: $66.13
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Part No:4230-T120-K0BU-10A
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Inv Date:06-09-2026
Price: Unit price: $66.49
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Part No:4230-T120-K0BU-10A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $67.63
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Part No:4230-T120-K0BU-10A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $47.79
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Part No:4230-T120-K0BU-10A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $47.79
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Part No:4230-T120-K0BU-10A
Stock:5
Inv Date:06-08-2026
Price: Unit price: $139.57
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E-T-A 4230T120K0BU10A Thermal Magnetic Circuit Breaker Specifications:

  • Voltage Rating: AC 240 V, DC 125 V
  • Current Rating: 10 A
  • Poles: Two-pole
  • Interrupting Capacity: 10,000 A at rated voltage
  • Operating Temperature: -35°C to +70°C
  • Terminal Type: Screw terminals
  • Mounting: DIN rail
  • Mass: Approx. 131 g per pole
  • Vibration Resistance: 0.38 mm (10-87 Hz), 5g
  • Shock Resistance: 30 g (11 ms)
  • Corrosion Test: 96 hrs in 5% salt mist
  • Humidity Test: 48 hours at 95% RH, +40°C
  • Insulation Coordination: 6 KV reinforced insulation
  • Degree of Protection: IP20
  • Tightening Torque: 2.0 N·m
  • Ambient Temperature: -35°C to +70°C
  • Terminal Connection: Screws, vertical connection possible with busbars
  • Dimensions: Approx. 116 g, suitable for DIN mounting

Buy the Buy Steven Engineering Circuit Breaker Part Number 4230T120K0BU10A Online

Secure your electrical projects today by purchasing the Steven Engineering Series 4230T120K0BU10A circuit breaker online. Designed for reliable overload and short-circuit protection, this two-pole device operates at 240VAC and 125VDC, ensuring safety and durability. Its lever actuation and screw terminals allow easy installation and secure connections. Compliant with UL 489 standards, it’s ideal for protecting motors, transformers, and sensitive equipment. Buy now to ensure safety, compliance, and dependable performance in your electrical setup.

Order your Steven Engineering Series 4230T120K0BU10A circuit breaker today and ensure reliable overload protection for your electrical systems with high rupture capacity and UL compliance.

Frequently Asked Questions

Where can I buy E-T-A 4230T120K0BU10A?

You can click on the BUY or RFQ button to purchase 4230T120K0BU10A from an authorized E-T-A distributor.

How do I troubleshoot issues or seek technical support for part 4230T120K0BU10A?

You can download the 4230T120K0BU10A datasheet or visit the E-T-A website for support.

Who is the manufacturer of 4230T120K0BU10A?

E-T-A

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