myMectronic
myMectronic

A Premier B2B Part Search

E-T-A 4230T120K0BU25A Thermal Magnetic Circuit Breaker

This 2-pole thermal magnetic circuit breaker rated for 25 amps is designed for reliable protection in AC and DC circuits. It features a lever actuation and screw terminals for easy mounting and connection, ensuring high durability and safety. Compliant with UL 489 standards, it offers a rupture capacity of up to 10,000 A, making it suitable for protecting cables, motors, transformers, and electronic equipment in industrial and commercial applications. Its compact design supports DIN rail mounting, with a mass of approximately 131 g per pole for efficient installation.

Authorized Distributors
Source:DigiKey
Part No:4230-T120-K0BU-25A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $66.13
Buy/RFQ:
Part No:4230-T120-K0BU-25A
Stock:0
Inv Date:06-09-2026
Price: Unit price: $66.49
Buy/RFQ:
Part No:4230-T120-K0BU-25A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $67.63
Buy/RFQ:
Part No:4230-T120-K0BU-25A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $47.79
Buy/RFQ:
Part No:4230-T120-K0BU-25A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $47.79
Buy/RFQ:

E-T-A 4230T120K0BU25A Thermal Magnetic Circuit Breaker Specifications:

  • Poles: 2-pole
  • Current rating: 25 A
  • Voltage rating: AC 230/400/480 V, DC 60/125 V
  • Breaking capacity: up to 10,000 A
  • Mechanical Endurance: 20,000 cycles
  • Electrical Endurance: 6,000 cycles
  • Compliance: UL 489, UL 1077, IEC 60947-2
  • Terminal type: Screw terminals
  • Mounting: DIN rail mounting
  • Mass: approx. 131 g per pole
  • Operating temperature: -35°C to +70°C
  • Vibration resistance: 10-87 Hz, 5 g
  • Shock resistance: 30 g
  • Protection degree: IP20

Buy the Buy Steven Engineering Circuit Breaker Part Number 4230T120K0BU25A Online

Purchase the Steven Engineering thermal magnetic circuit breaker online for reliable circuit protection. Designed with easy installation, UL standards compliance, and high rupture capacity, it safeguards electrical systems efficiently. Suitable for AC and DC applications, with screw terminals and DIN rail mounting, this breaker ensures durability and safety in industrial environments. Order today and ensure your electrical circuits are protected with top-quality, high-performance circuit breakers engineered for long-term reliability and safety.

Get Steven Engineering 4230T120K0BU25A today—built for precision, reliable protection, and long-lasting durability in industrial electrical systems.

Frequently Asked Questions

Where can I buy E-T-A 4230T120K0BU25A?

You can click on the BUY or RFQ button to purchase 4230T120K0BU25A from an authorized E-T-A distributor.

How do I troubleshoot issues or seek technical support for part 4230T120K0BU25A?

You can download the 4230T120K0BU25A datasheet or visit the E-T-A website for support.

Who is the manufacturer of 4230T120K0BU25A?

E-T-A

Sponsored by