myMectronic
myMectronic

A Premier B2B Part Search

E-T-A 4230T120K0DE20A thermal magnetic circuit breaker

This is a 2-pole thermal magnetic circuit breaker rated for 20A. It supports voltage ratings of 480Y/277VAC and 125VDC, features a lever actuator, and utilizes screw terminal connections. It is recognized under UL 1077 standards.

Authorized Distributors
Source:DigiKey
Part No:4230-T120-K0DE-20A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $30.94
Buy/RFQ:
Part No:4230-T120-K0DE-20A
Stock:0
Inv Date:06-09-2026
Price: Unit price: $31.38
Buy/RFQ:
Part No:4230-T120-K0DE-20A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $31.59
Buy/RFQ:
Part No:4230-T120-K0DE-20A
Stock:3
Inv Date:06-08-2026
Price: Unit price: $21.34
Buy/RFQ:
Part No:4230-T120-K0DE-20A
Stock:3
Inv Date:06-08-2026
Price: Unit price: $21.34
Buy/RFQ:

E-T-A 4230T120K0DE20A thermal magnetic circuit breaker Specifications:

  • Voltage rating: AC 480Y/277 V, DC 125 V
  • Current rating: 20 A
  • Number of poles: 2-pole
  • Actuator: Lever
  • Terminals: Screw terminals
  • Standards: UL 1077, IEC/EN 60947-2, UL 489 (optional for certain versions)
  • Breaking capacity: 10,000 A (IEC/EN 60947-2 and UL 489)
  • Electrical endurance: 6,000 cycles
  • Mechanical endurance: 20,000 cycles
  • Operating temperature: -35°C to +70°C
  • Mounting: DIN rail
  • Mass: approximately 131 g per pole
  • Certificates: UL, IEC/EN
  • Protection class: IP20
  • Tightening torque: 2 N·m

Buy the Steven Engineering Series 4230 Thermal Magnetic Circuit Breaker: 4230T120K0DE20A

Secure your electrical system with the reliable 2-pole thermal magnetic circuit breaker. Rated for 20A and supporting voltages up to 480Y/277VAC and 125VDC, this UL 1077 certified breaker offers high rupture capacity and DIN rail mounting for easy installation. Its lever actuation and screw terminal design ensure secure connections and operation. Ideal for protecting cables, motors, transformers, and sensitive electronic equipment, this breaker guarantees safety and durability. Purchase online today to ensure consistent circuit protection in your industrial or commercial facility.

Buy Steven Engineering 4230T120K0DE20A now and experience unmatched reliability and performance in circuit protection for industrial applications.

Frequently Asked Questions

Where can I buy E-T-A 4230T120K0DE20A?

You can click on the BUY or RFQ button to purchase 4230T120K0DE20A from an authorized E-T-A distributor.

How do I troubleshoot issues or seek technical support for part 4230T120K0DE20A?

You can download the 4230T120K0DE20A datasheet or visit the E-T-A website for support.

Who is the manufacturer of 4230T120K0DE20A?

E-T-A

Sponsored by