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E-T-A 4230T120K0CU32A Thermal Magnetic Circuit Breaker

This is a two-pole thermal magnetic circuit breaker rated for 32 amps, suitable for 240V AC or 125V DC applications. It features a lever actuation and screw terminals, compliant with UL 489 standards, designed to protect electrical circuits from overloads and short circuits. The breaker has a high rupture capacity of 10,000 A and is mounted on DIN rails for easy installation in industrial control panels. Its reliable snap-action mechanism ensures quick trip response, making it ideal for protecting motors, transformers, and sensitive electronic equipment.

Authorized Distributors
Source:DigiKey
Part No:4230-T120-K0CU-32A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $66.13
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Part No:4230-T120-K0CU-32A
Stock:0
Inv Date:06-09-2026
Price: Unit price: $66.49
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Part No:4230-T120-K0CU-32A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $67.63
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Part No:4230-T120-K0CU-32A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $47.79
Buy/RFQ:
Part No:4230-T120-K0CU-32A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $47.79
Buy/RFQ:

E-T-A 4230T120K0CU32A Thermal Magnetic Circuit Breaker Specifications:

  • Current Rating: 32A
  • Voltage Rating: AC 240V / DC 125V
  • Number of Poles: 2
  • Trip Type: Thermal-magnetic
  • Mounting: DIN rail
  • Terminal Type: Screw terminals
  • Rupture Capacity: 10,000 A (IEC/EN 60947-2) / 10,000 A (UL 489)
  • Mechanical Endurance: 20,000 cycles
  • Electrical Endurance: 6,000 cycles
  • Operating Temperature: -35°C to +70°C
  • Protection Degree: IP20
  • Insulation Coordination: 6 KV at operating area
  • Vibration Resistance: 10-57 Hz, 5 G
  • Shock Resistance: 30g (11 ms)
  • Corrosion Resistance: Salt mist test 96 hours
  • Humidity Resistance: 48 hours at 95% RH
  • Dimensions: Approx. 116 g per pole
  • Certifications: UL Listed, IEC/EN 60947-2

Buy the Buy Steven Engineering Circuit Breaker Part Number 4230T120K0CU32A Online

Purchase the Steven Engineering thermal magnetic circuit breaker, model 4230T120K0CU32A, designed for reliable overload and short circuit protection. This two-pole breaker offers rated currents of 32A for 240V AC or 125V DC, complying with UL and IEC standards. It features screw terminals for secure connections, DIN rail mounting for easy installation, and a high rupture capacity of 10,000 A. Ideal for industrial electrical systems, it provides durable, precise protection with robust performance in demanding environments.

Get Steven Engineering 4230T120K0CU32A today—built for precision and long-lasting durability in electrical protection applications.

Frequently Asked Questions

Where can I buy E-T-A 4230T120K0CU32A?

You can click on the BUY or RFQ button to purchase 4230T120K0CU32A from an authorized E-T-A distributor.

How do I troubleshoot issues or seek technical support for part 4230T120K0CU32A?

You can download the 4230T120K0CU32A datasheet or visit the E-T-A website for support.

Who is the manufacturer of 4230T120K0CU32A?

E-T-A

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