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 Minimum Operating Temperature Maximum Operating Temperature Illuminated
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 50A 39In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 50 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, 6A 45In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 6 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 10A 7In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 10 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 15A 6In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 15 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 3A 5In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 3 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 30A 2In Stock
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, C, 5A 23In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 5 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 1P, DM, 277VAC/60VDC, C, 6A 2In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, D, 1A 3In Stock
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, D, 15A 1In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, D, 20A 4In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 20 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, D, 6A 1In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 6 A 240 VAC 80 VDC 1 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, B, 20A 12In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 20 A 415 VAC 125 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, B, 50A 6In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 50 A 415 VAC 125 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 15A 58In Stock
133Expected 10/7/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 15 A 415 VAC 125 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 2A 1In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 2 A 415 VAC 125 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 10A 10In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 10 A 480 VAC 60 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 4A 1In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic Toggle
E-T-A Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, D, 10A 27In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 10 A 415 VAC 125 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 2P, DM, 480VAC/60VDC,D, 10A 8In Stock
6Expected 10/23/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 10 A 480 VAC 60 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 2P, DM, 480VAC/60VDC,D, 15A 5In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breakers Thermal Magnetic 15 A 415 VAC 125 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 2P, DM, 480VAC/60VDC,D, 20A 4In Stock
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, 3P, DM, 480VAC/60VDC, C, 10A 3In 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 18In Stock
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