The MITSUBISHI ELECTRIC NF-S Series F-style molded case circuit breaker protects circuits against overload and short circuit. A thermal-magnetic trip unit opens the contacts automatically when current exceeds safe levels, and the handle allows manual switching. The F-style format is used in distribution boards and machine control panels where a compact breaker is preferred.
| Part No. |
Compatibility |
Mass (kg) |
Insulation Voltage (V) |
Rated Current (A) |
Connection Method |
Earth Leakage Breaker Specification |
Dimensions (WxHxD mm) |
Rated Impulse Withstand Voltage (kV) |
Overcurrent Trip Method |
Switching Life (ops) |
| NF125-SVF 3P 125A |
Insulated |
0.85 |
600 |
125 |
Surface type |
None |
75×130×90 |
8 |
Thermal-magnetic |
Mechanical: 15000, Electrical: 8000 |
| NF125-SVF 3P 15A |
Insulated |
0.85 |
600 |
15 |
Surface type |
None |
75×130×90 |
8 |
Thermal-magnetic |
Mechanical: 15000, Electrical: 8000 |
| NF125-SVF 3P 20A |
Insulated |
0.85 |
600 |
20 |
Surface type |
None |
75×130×90 |
8 |
Thermal-magnetic |
Mechanical: 15000, Electrical: 8000 |
| NF125-SVF 3P 30A |
Insulated |
0.85 |
600 |
30 |
Surface type |
None |
75×130×90 |
8 |
Thermal-magnetic |
Mechanical: 15000, Electrical: 8000 |
| NF125-SVF 3P 40A |
Insulated |
0.85 |
600 |
40 |
Surface type |
None |
75×130×90 |
8 |
Thermal-magnetic |
Mechanical: 15000, Electrical: 8000 |
| NF125-SVF 3P 50A |
Insulated |
0.85 |
600 |
50 |
Surface type |
None |
75×130×90 |
8 |
Thermal-magnetic |
Mechanical: 15000, Electrical: 8000 |
| NF125-SVF 3P 60A |
Insulated |
0.85 |
600 |
60 |
Surface type |
None |
75×130×90 |
8 |
Thermal-magnetic |
Mechanical: 15000, Electrical: 8000 |
| NF32-SVF 3P 10A |
Insulated |
0.4 |
440 |
10 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 2P 20A |
Insulated |
0.3 |
440 |
20 |
Surface type |
None |
36×100×36 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 2P 30A |
Insulated |
0.3 |
440 |
30 |
Surface type |
None |
36×100×36 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 2P 40A |
Insulated |
0.3 |
440 |
40 |
Surface type |
None |
36×100×36 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 10A |
Insulated |
0.4 |
440 |
10 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 10A MB |
Insulated |
0.4 |
440 |
10 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 12A MB |
Insulated |
0.4 |
440 |
12 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 15A |
Insulated |
0.4 |
440 |
15 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 16A MB |
Insulated |
0.4 |
440 |
16 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 20A |
Insulated |
0.4 |
440 |
20 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 25A MB |
Insulated |
0.4 |
440 |
25 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 30A |
Insulated |
0.4 |
440 |
30 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 32A MB |
Insulated |
0.4 |
440 |
32 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 40A |
Insulated |
0.4 |
440 |
40 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 40A MB |
Insulated |
0.4 |
440 |
40 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 60A |
Insulated |
0.4 |
440 |
60 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 7.1A MB |
Insulated |
0.4 |
440 |
7.1 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
| NF63-SVF 3P 8A MB |
Insulated |
0.4 |
440 |
8 |
Surface type |
None |
54×100×90 |
6 |
Thermal-magnetic |
Mechanical: 10000, Electrical: 6000 |
Confirm the frame, number of poles and rated current. Please confirm the full part number and options against the MITSUBISHI ELECTRIC catalog; contact us if you need help identifying the right model.
Mitsubishi Electric is a Japanese manufacturer of factory automation and low-voltage power distribution equipment, including MELSEC PLCs, servo systems, inverters, magnetic contactors and starters, circuit breakers and measuring instruments.