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 1077, 1P, DM, 277VAC/60VDC, C, 25A 4In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic Toggle
E-T-A Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 5A 40In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic 5 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, 50A 24In Stock
26Expected 3/3/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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 72In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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 16In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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, 20A 4In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic 20 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 Breaker 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, 5A 31In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic 5 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, 1A 4In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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, 20A 5In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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 7In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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 1In Stock
7Expected 6/23/2026
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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 2In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic 50 A 415 VAC 125 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 489, 2P, DM, 480VAC/60VDC, B, 4A 1In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic 4 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, 1A 8In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic Toggle
E-T-A Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, C, 15A 79In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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 11In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic 2 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, 7A 3In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic 7 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, 8A 11In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic Toggle
E-T-A Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 10A 10In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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, 15A 17In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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, C, 4A 1In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic Toggle
E-T-A Circuit Breakers 489, 2P, DM, 240VAC/60VDC, C, 63A 2In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic 63 A 415 VAC 125 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated
E-T-A Circuit Breakers 1077, 2P, DM, 480VAC/60VDC, D, 10A 27In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker 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 15In Stock
Min.: 1
Mult.: 1

4230-T Miniature Circuit Breaker Thermal-Magnetic 10 A 480 VAC 60 VDC 2 Pole Toggle - 35 C + 70 C Non-Illuminated