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E-T-A UL 1077 & UL 489 4230-T Miniature Circuit Breakers

The 4230 is a thermal-magnetic Miniature Circuit Breaker (MCB) in an industry standard footprint in accordance with DIN 43880. It can be used to protect motors, generators, and transformers, in addition to industrial control systems and machines.

  • In-Stock and Reay to Ship - the 4230-T is in stock and ready to ship to you directly from Master Electronics
  • Fit for Global Use - Do you install equipment globally? The 4230-T's conformity with UL1077, UL 489, and IEC 60947-2 standards, make it ideal for global use
  • Streamlined Inventory - Looking for ways to reduce inventory investment and complexity? You can use the 4230-T in both AC and DC applications.
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38 Products
4230-T110-K0BE-1.6A
4230-T110-K0BE-1.6A E-T-A Engineering Technology Overcurrent Protection
Thermal-Magnetic Miniature Circuit Breaker
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In Stock: 12
Can Ship immediately 
MANUFACTURER STOCK 129
can ship 6/3/24
5
$10.41
25
$9.49
50
$9.09
100
$8.85
250
$8.40
4230-T110-K0BE-16A
4230-T110-K0BE-16A E-T-A Engineering Technology Overcurrent Protection
Thermal-Magnetic Miniature Circuit Breaker
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In Stock: 9
Can Ship immediately 
MANUFACTURER STOCK 99
can ship 6/3/24
5
$10.41
25
$9.49
50
$9.09
100
$8.85
250
$8.40
4230-T110-K0BE-40A
4230-T110-K0BE-40A E-T-A Engineering Technology Overcurrent Protection
Thermal-Magnetic Miniature Circuit Breaker
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In Stock: 12
Can Ship immediately 
MANUFACTURER STOCK 74
can ship 6/3/24
5
$10.41
25
$9.49
50
$9.09
100
$8.85
250
$8.40
4230-T110-K0CE-10A
4230-T110-K0CE-10A E-T-A Engineering Technology Overcurrent Protection
Circuit Breaker Thermal Magnetic 1Pole 10A 240VAC 80VDC
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In Stock: 107
Can Ship immediately 
MANUFACTURER STOCK 1394
can ship 6/3/24
5
$15.19
25
$13.72
50
$13.66
100
$9.93
250
$9.88
4230-T110-K0CE-20A
4230-T110-K0CE-20A E-T-A Engineering Technology Overcurrent Protection
Circuit Breaker Thermal Magnetic 1Pole 20A 240VAC 80VDC
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In Stock: 35
Can Ship immediately 
5
$18.25
25
$14.08
50
$11.88
100
$10.47
250
$9.66
4230-T110-K0CE-25A
4230-T110-K0CE-25A E-T-A Engineering Technology Overcurrent Protection
Circuit Breaker Thermal Magnetic 1Pole 25A 240VAC 80VDC
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In Stock: 18
Can Ship immediately 
MANUFACTURER STOCK 9
can ship 6/3/24
5
$10.41
25
$9.49
50
$9.09
100
$8.85
250
$8.40
4230-T110-K0CE-30A
4230-T110-K0CE-30A E-T-A Engineering Technology Overcurrent Protection
Circuit Breaker Thermal Magnetic 1Pole 30A 240VAC 80VDC
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In Stock: 20
Can Ship immediately 
MANUFACTURER STOCK 59
can ship 6/3/24
5
$11.09
25
$10.02
50
$9.56
100
$9.27
250
$8.75
4230-T110-K0CE-5A
4230-T110-K0CE-5A E-T-A Engineering Technology Overcurrent Protection
Circuit Breaker Thermal Magnetic 1Pole 5A 240VAC 80VDC
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In Stock: 138
Can Ship immediately 
5
$15.19
25
$13.72
50
$13.66
100
$9.93
250
$9.88
4230-T110-K0CU-10A
4230-T110-K0CU-10A E-T-A Engineering Technology Overcurrent Protection
Circuit Breaker Thermal Magnetic 1Pole 10A 240VAC 80VDC
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In Stock: 38
Can Ship immediately 
1
$24.94
10
$19.33
25
$18.80
50
$18.01
100
$17.06
4230-T110-K0CU-20A
4230-T110-K0CU-20A E-T-A Engineering Technology Overcurrent Protection
Circuit Breaker Thermal Magnetic 1Pole 20A 240VAC 80VDC
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In Stock: 2
Can Ship immediately 
1
$26.42
10
$22.39
25
$20.81
50
$19.71
100
$18.28