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E-T-A 4230T110K0BU1A Thermal Magnetic Circuit Breaker

This thermal magnetic circuit breaker is ideal for protecting electrical circuits in industrial and commercial environments. It offers single, double, or triple pole configurations, rated at 1 A to 63 A, with voltage ratings up to AC 480 V and DC 125 V. Features include a lever actuation, screw terminals, and compliance with UL 489 and IEC 60947-2 standards. Designed for DIN rail mounting, it provides high rupture capacity, visual status indication, and reliable snap-action trip mechanism, suitable for protecting motors, transformers, and electronic equipment.

Authorized Distributors
Source:DigiKey
Part No:4230-T110-K0BU-1A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $32.28
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Part No:4230-T110-K0BU-1A
Stock:0
Inv Date:06-09-2026
Price: Unit price: $32.3
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Part No:4230-T110-K0BU-1A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $32.96
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Part No:4230-T110-K0BU-1A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $21.72
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Part No:4230-T110-K0BU-1A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $21.72
Buy/RFQ:

E-T-A 4230T110K0BU1A Thermal Magnetic Circuit Breaker Specifications:

  • Voltage Rating: AC 230 V, AC 277 V, AC 400 V, AC 480 V, DC 60 V, DC 125 V
  • Current Rating: 1 A to 63 A
  • Number of Poles: 1, 2, 3, 4
  • Breaking Capacity: 10,000 A at 240 V AC, 7,500 A to 10,000 A at other voltages
  • Mechanical Endurance: 20,000 cycles
  • Electrical Endurance: 6,000 cycles
  • Operating Temperature Range: -35°C to +70°C
  • Terminal Type: Screw terminals, vertical connection possible with busbars
  • Vibration Resistance: 10-57 Hz, 5 g
  • Shock Resistance: 30 g for 11 ms
  • Corrosion Resistance: 96 hours salt mist test
  • Humidity Resistance: 48 hours at 95% RH, +40°C
  • Mounting: DIN rail mounting
  • Mass: approximately 116-131 g per pole
  • Insulation Coordination: 6 KV reinforced insulation

Buy the Steven Engineering Circuit Breaker 4230T110K0BU1A – Reliable Industrial Circuit Protection

Secure your electrical systems by ordering the Steven Engineering Series 4230T110K0BU1A thermal magnetic circuit breaker online today. Designed to protect industrial circuits against overloads and short circuits, this breaker features a lever actuation mechanism, screw terminals for easy wiring, and high rupture capacity. Its DIN rail mounting allows simple installation, while compliance with UL 489 and IEC standards ensures safety and reliability. Ideal for protecting motors, transformers, and electronic equipment, it provides dependable circuit interruption and operational peace of mind.

Order your Steven Engineering Series 4230T110K0BU1A sturdy thermal magnetic circuit breaker today and ensure the reliable protection of your electrical systems with high rupture capacity and compliance with industry standards.

Frequently Asked Questions

Where can I buy E-T-A 4230T110K0BU1A?

You can click on the BUY or RFQ button to purchase 4230T110K0BU1A from an authorized E-T-A distributor.

How do I troubleshoot issues or seek technical support for part 4230T110K0BU1A?

You can download the 4230T110K0BU1A datasheet or visit the E-T-A website for support.

Who is the manufacturer of 4230T110K0BU1A?

E-T-A

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