myMectronic
myMectronic

A Premier B2B Part Search

E-T-A 4230T120K0DE50A Thermal Magnetic Circuit Breaker

This two-pole thermal magnetic circuit breaker rated at 50A is suitable for 480Y/277VAC and 125VDC systems. It features a lever actuation for easy operation and screw terminals for secure wiring connection. Designed to meet UL 1077 standards, this high-performance breaker offers reliable protection for industrial electrical systems, including motors, transformers, and power supplies. Its robust construction and compliance with international standards ensure safety, durability, and effective overcurrent protection in various demanding industrial environments.

Authorized Distributors
Source:DigiKey
Part No:4230-T120-K0DE-50A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $30.94
Buy/RFQ:
Part No:4230-T120-K0DE-50A
Stock:0
Inv Date:06-09-2026
Price: Unit price: $31.38
Buy/RFQ:
Part No:4230-T120-K0DE-50A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $31.59
Buy/RFQ:
Part No:4230-T120-K0DE-50A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $19.4
Buy/RFQ:
Part No:4230-T120-K0DE-50A
Stock:0
Inv Date:06-08-2026
Price: Unit price: $19.4
Buy/RFQ:

E-T-A 4230T120K0DE50A Thermal Magnetic Circuit Breaker Specifications:

  • Current Rating: 50A
  • Poles: 2-pole
  • Voltage Rating: AC 480V, AC 277V, DC 125V
  • Trip Characteristics: Thermal 1.05 - 1.30 In; Magnetic 6.4 - 9.6% In
  • Breaking Capacity: 10,000 A at 480V AC
  • Endurance: Mechanically 20,000 cycles, Electrically 6,000 cycles
  • Insulation Coordination: 6 KV/3 (reinforced insulation)
  • Terminal Type: Screw terminals
  • Operating Temperature: -35°C to +70°C
  • Mounting: DIN rail mounting
  • Mass: Approx. 131 g per pole
  • Vibration Resistance: +0.38 mm (10-57 Hz), 5 g
  • Shock Resistance: 30g for 11 ms
  • Corrosion Resistance: Test to IEC 60068-2-11
  • Protection Degree: IP20
  • Max Cable Cross-Section: 35 mm²
  • Tightening Torque: 2 N·m max.

Buy the Steven Engineering 4230T120K0DE50A – Reliable Thermal Magnetic Circuit Breaker for Industrial Applications

Secure your electrical systems with the high-quality thermal magnetic circuit breaker designed for industrial environments. Rated at 50A, it offers reliable overcurrent protection for 480Y/277VAC and 125VDC systems. Featuring a lever actuator for easy operation, screw terminals for secure wiring, and UL 1077 certification, this breaker is an ideal choice for protecting motors, transformers, power supplies, and other critical equipment. Durable and compliant with international standards, it ensures safety and longevity in demanding conditions. Purchase online today for dependable circuit protection.

Buy Steven Engineering 4230T120K0DE50A now and experience unmatched reliability and performance for industrial electrical protection.

Frequently Asked Questions

Where can I buy E-T-A 4230T120K0DE50A?

You can click on the BUY or RFQ button to purchase 4230T120K0DE50A from an authorized E-T-A distributor.

How do I troubleshoot issues or seek technical support for part 4230T120K0DE50A?

You can download the 4230T120K0DE50A datasheet or visit the E-T-A website for support.

Who is the manufacturer of 4230T120K0DE50A?

E-T-A

Sponsored by