4230-T Thermal-Magnetic Miniature Circuit Breakers

E-T-A Circuit Breakers 4230-T Thermal-Magnetic Miniature Circuit Breakers (MCBs) are single-pole and multi-pole circuit breakers for DIN rail mounting with toggle actuation, visual status indication, and high rupture capacity. A positively trip-free snap action mechanism ensures reliable switching behavior. A range of trip characteristics and add-on modules make the 4230-T suitable for a variety of applications. The ETA MCBs are rated IP20 and are in accordance with EN 60947-2, UL 1077, and UL 489. E-T-A Circuit Breakers 4230-T Thermal-Magnetic MCBs are ideal for the protection of cables, motors, generators and transformers, thyristors and silicon rectifiers. The components also offer protection for computers and their peripheral equipment, industrial process control systems, telecommunications equipment, and power supplies.

Results: 419
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Product Type Current Rating Voltage Rating AC Voltage Rating DC Number of Poles Actuator Type Minimum Operating Temperature Maximum Operating Temperature Illuminated
E-T-A Circuit Breakers 489, 2P, DM, 480VAC/60VDC,D, 5A 2In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 5 A 415 VAC 125 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 3P, DM, 480VAC/60VDC, C, 10A 22In Stock
41Expected 11/30/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 10 A 415 VAC 3 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 3P, DM, 480VAC/60VDC, C, 16A 9In Stock
13Expected 8/13/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 16 A 415 VAC 3 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 3P, DM, 480VAC/60VDC, C, 15A 2In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 15 A 415 VAC 3 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 3P, DM, 480VAC/60VDC, D, 40A 5In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 40 A 415 VAC 3 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 3P, DM, 480VAC/60VDC, D, 60A 4In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 60 A 415 VAC 3 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, B, 4A 1In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 25A 2In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 489, 2P, DM, 480VAC/60VDC, B, 4A 1In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 4 A 415 VAC 125 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, B, 5A
2Expected 8/17/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 4A
11Expected 8/13/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 4 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 6A
5Expected 8/5/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 489, 2P, DM, 480VAC/60VDC,D, 20A
5Expected 8/7/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 20 A 480 VAC 60 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, B, 6A
4Expected 7/31/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 1077, 3P, DM, 480VAC/60VDC, C, 63A
1Expected 10/5/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, B, 16A Non-Stocked Lead-Time 2 Weeks
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 16 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, B, 3A Non-Stocked Lead-Time 2 Weeks
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, B, 30A Non-Stocked Lead-Time 2 Weeks
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 30 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 1P, DM, 277VAC/60VDC, B, 15A Non-Stocked Lead-Time 2 Weeks
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 489, 1P, DM, 277VAC/60VDC, B, 2A Non-Stocked Lead-Time 2 Weeks
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 489, 1P, DM, 277VAC/60VDC, B, 5A Non-Stocked Lead-Time 2 Weeks
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 489, 1P, DM, 277VAC/60VDC, B, 6A Non-Stocked Lead-Time 2 Weeks
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 1A Non-Stocked Lead-Time 2 Weeks
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 1 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 16A Non-Stocked Lead-Time 2 Weeks
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 3A Non-Stocked Lead-Time 2 Weeks
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle