Optifuse - Automotive Circuit Breakers

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Automotive Circuit Breakers
Type III - Manual Reset

Single pole thermal type breakers

Used in 24VDC circuits. Applications include trucks, buses, portable generators, recreational vehicles, trolling motors and others. Conforms to SAE J553 standard.

Electrical Specifications
Current Ratings - See individual spec sheets (10A-50A)
Voltage Ratings - 24VDC


[ Pdf File ] [ Back to Main Optifuse Fuse Page ]

Optifuse  Numbers Description Image
143030
30Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143040
40Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143050
50Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143060
60Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143070
70Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143080
80Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143090
90Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143100
100Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143120
120Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143135
135Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143150
150Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143180
180Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
143200
200Amp, 42VDC, 143 Series, Automotive Circuit Breaker, Type III, Manual Reset, Panel Mount,
153050
50Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
153060
60Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
153070
70Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
153080
80Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
153090
90Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
153100
100Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
153120
120Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
153135
135Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
153150
150Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
153180
180Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
153200
200Amp, 42VDC, 153 Series, Automotive Circuit Breaker, Type III, Manual Reset, Surface Mount,
MRCB-H-10A
10A, 24VDC, MRCB-H Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Horizontal mounting bracket, Stud Type,
MRCB-H-12A
12A, 24VDC, MRCB-H Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Horizontal mounting bracket, Stud Type,
MRCB-H-15A
15A, 24VDC, MRCB-H Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Horizontal mounting bracket, Stud Type,
MRCB-H-20A
20A, 24VDC, MRCB-H Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Horizontal mounting bracket, Stud Type,
MRCB-H-25A
25A, 24VDC, MRCB-H Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Horizontal mounting bracket, Stud Type,
MRCB-H-30A
30A, 24VDC, MRCB-H Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Horizontal mounting bracket, Stud Type,
MRCB-H-35A
35A, 24VDC, MRCB-H Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Horizontal mounting bracket, Stud Type,
MRCB-H-40A
40A, 24VDC, MRCB-H Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Horizontal mounting bracket, Stud Type,
MRCB-H-50A
50A, 24VDC, MRCB-H Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Horizontal mounting bracket, Stud Type,
MRCB-N-10A
10A, 24VDC, MRCB-N Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with No mounting bracket, Stud Type,
MRCB-N-12A
12A, 24VDC, MRCB-N Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with No mounting bracket, Stud Type,
MRCB-N-15A
15A, 24VDC, MRCB-N Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with No mounting bracket, Stud Type,
MRCB-N-20A
20A, 24VDC, MRCB-N Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with No mounting bracket, Stud Type,
MRCB-N-25A
25A, 24VDC, MRCB-N Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with No mounting bracket, Stud Type,
MRCB-N-30A
30A, 24VDC, MRCB-N Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with No mounting bracket, Stud Type,
MRCB-N-35A
35A, 24VDC, MRCB-N Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with No mounting bracket, Stud Type,
MRCB-N-40A
40A, 24VDC, MRCB-N Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with No mounting bracket, Stud Type,
MRCB-N-50A
50A, 24VDC, MRCB-N Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with No mounting bracket, Stud Type,
MRCBP4-PL-10A
10A, 28VDC, MRCBP4-PL Series, Type III - Manual Reset Automotive CircuitBreakers Regular Blade Style,
MRCBP4-PL-15A
15A, 28VDC, MRCBP4-PL Series, Type III - Manual Reset Automotive CircuitBreakers Regular Blade Style,
MRCBP4-PL-20A
20A, 28VDC, MRCBP4-PL Series, Type III - Manual Reset Automotive CircuitBreakers Regular Blade Style,
MRCBP4-PL-25A
25A, 28VDC, MRCBP4-PL Series, Type III - Manual Reset Automotive CircuitBreakers Regular Blade Style,
MRCBP4-PL-30A
30A, 28VDC, MRCBP4-PL Series, Type III - Manual Reset Automotive CircuitBreakers Regular Blade Style,
MRCBP4-PL-5A
5A, 28VDC, MRCBP4-PL Series, Type III - Manual Reset Automotive CircuitBreakers Regular Blade Style,
MRCBP4-PL-6A
6A, 28VDC, MRCBP4-PL Series, Type III - Manual Reset Automotive CircuitBreakers Regular Blade Style,
MRCBP4-PL-7.5A
7.5A, 28VDC, MRCBP4-PL Series, Type III - Manual Reset Automotive CircuitBreakers Regular Blade Style,
MRCBP4-PL-8A
8A, 28VDC, MRCBP4-PL Series, Type III - Manual Reset Automotive CircuitBreakers Regular Blade Style,
MRCBP4-PM-10A
10A, 28VDC, MRCBP4-PM Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style,
MRCBP4-PM-15A
15A, 28VDC, MRCBP4-PM Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style,
MRCBP4-PM-20A
20A, 28VDC, MRCBP4-PM Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style,
MRCBP4-PM-25A
25A, 28VDC, MRCBP4-PM Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style,
MRCBP4-PM-30A
30A, 28VDC, MRCBP4-PM Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style,
MRCBP4-PM-5A
5A, 28VDC, MRCBP4-PM Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style,
MRCBP4-PM-7.5A
7.5A, 28VDC, MRCBP4-PM Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style,
MRCBP4-PS-10A
10A, 58VDC, MRCBP4-PS Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style - Low Profile,
MRCBP4-PS-15A
15A, 58VDC, MRCBP4-PS Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style - Low Profile,
MRCBP4-PS-20A
20A, 58VDC, MRCBP4-PS Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style - Low Profile,
MRCBP4-PS-25A
25A, 58VDC, MRCBP4-PS Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style - Low Profile,
MRCBP4-PS-30A
30A, 58VDC, MRCBP4-PS Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style - Low Profile,
MRCBP4-PS-5A
5A, 58VDC, MRCBP4-PS Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style - Low Profile,
MRCBP4-PS-7.5A
7.5A, 58VDC, MRCBP4-PS Series, Type III - Manual Reset Automotive CircuitBreakers Mini Blade Style - Low Profile,
MRCBP-H-10A
10A, 24VDC, MRCBP-H Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Horizontal mounting bracket, Stud Type,
MRCBP-H-12A
12A, 24VDC, MRCBP-H Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Horizontal mounting bracket, Stud Type,
MRCBP-H-15A
15A, 24VDC, MRCBP-H Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Horizontal mounting bracket, Stud Type,
MRCBP-H-20A
20A, 24VDC, MRCBP-H Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Horizontal mounting bracket, Stud Type,
MRCBP-H-25A
25A, 24VDC, MRCBP-H Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Horizontal mounting bracket, Stud Type,
MRCBP-H-30A
30A, 24VDC, MRCBP-H Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Horizontal mounting bracket, Stud Type,
MRCBP-H-35A
35A, 24VDC, MRCBP-H Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Horizontal mounting bracket, Stud Type,
MRCBP-H-40A
40A, 24VDC, MRCBP-H Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Horizontal mounting bracket, Stud Type,
MRCBP-H-50A
50A, 24VDC, MRCBP-H Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Horizontal mounting bracket, Stud Type,
MRCBP-N-10A
10A, 24VDC, MRCBP-N Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with No mounting bracket, Stud Type,
MRCBP-N-12A
12A, 24VDC, MRCBP-N Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with No mounting bracket, Stud Type,
MRCBP-N-15A
15A, 24VDC, MRCBP-N Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with No mounting bracket, Stud Type,
MRCBP-N-20A
20A, 24VDC, MRCBP-N Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with No mounting bracket, Stud Type,
MRCBP-N-25A
25A, 24VDC, MRCBP-N Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with No mounting bracket, Stud Type,
MRCBP-N-30A
30A, 24VDC, MRCBP-N Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with No mounting bracket, Stud Type,
MRCBP-N-35A
35A, 24VDC, MRCBP-N Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with No mounting bracket, Stud Type,
MRCBP-N-40A
40A, 24VDC, MRCBP-N Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with No mounting bracket, Stud Type,
MRCBP-N-50A
50A, 24VDC, MRCBP-N Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with No mounting bracket, Stud Type,
MRCBP-V-10A
10A, 24VDC, MRCBP-V Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Vertical mounting bracket, Stud Type,
MRCBP-V-12A
12A, 24VDC, MRCBP-V Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Vertical mounting bracket, Stud Type,
MRCBP-V-15A
15A, 24VDC, MRCBP-V Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Vertical mounting bracket, Stud Type,
MRCBP-V-20A
20A, 24VDC, MRCBP-V Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Vertical mounting bracket, Stud Type,
MRCBP-V-25A
25A, 24VDC, MRCBP-V Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Vertical mounting bracket, Stud Type,
MRCBP-V-30A
30A, 24VDC, MRCBP-V Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Vertical mounting bracket, Stud Type,
MRCBP-V-35A
35A, 24VDC, MRCBP-V Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Vertical mounting bracket, Stud Type,
MRCBP-V-40A
40A, 24VDC, MRCBP-V Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Vertical mounting bracket, Stud Type,
MRCBP-V-50A
50A, 24VDC, MRCBP-V Series, Type III - Manual Reset Automotive CircuitBreakers, Plastic with Vertical mounting bracket, Stud Type,
MRCB-V-10A
10A, 24VDC, MRCB-V Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Vertical mounting bracket, Stud Type,
MRCB-V-12A
12A, 24VDC, MRCB-V Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Vertical mounting bracket, Stud Type,
MRCB-V-15A
15A, 24VDC, MRCB-V Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Vertical mounting bracket, Stud Type,
MRCB-V-20A
20A, 24VDC, MRCB-V Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Vertical mounting bracket, Stud Type,
MRCB-V-25A
25A, 24VDC, MRCB-V Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Vertical mounting bracket, Stud Type,
MRCB-V-30A
30A, 24VDC, MRCB-V Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Vertical mounting bracket, Stud Type,
MRCB-V-35A
35A, 24VDC, MRCB-V Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Vertical mounting bracket, Stud Type,
MRCB-V-40A
40A, 24VDC, MRCB-V Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Vertical mounting bracket, Stud Type,
MRCB-V-50A
50A, 24VDC, MRCB-V Series, Type III - Manual Reset Automotive CircuitBreakers, Metal with Vertical mounting bracket, Stud Type,


**Specifications subject to changes**