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Molded Case Circuit Breakers (MCCB)

Molded Case Circuit Breakers (MCCBs) are the work‑horses that protect medium‑ to high‑power circuits from overloads and short‑circuits. Our Schneider ComPact and GoPact ranges cover 16 A to 630 A with breaking capacities up to 70 kA, giving South‑African installers the head‑room demanded by SANS 10142 and IEC 60947‑2.

Whether you’re upgrading a panel in a manufacturing plant or speccing a new commercial DB, you can choose between thermal‑magnetic or electronic trip units, fixed or adjustable settings, and 1‑ to 4‑pole formats. Every MCCB on this page carries Schneider’s proven track record for reliability, plus digital features such as DIN‑rail energy metering on selected ComPact NSX models.

Need help sizing the breaker? Check the kA rating against your prospective fault level, match the trip curve to motor‑start currents, and allow at least 20 % head‑room on continuous load. Scroll down to shop the full Schneider MCCB line‑up.

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Available for backorder

Circuit breaker ComPacT NSX250B, 25kA at 415VAC, MicroLogic 2.2 trip unit 250A, 3 poles 3d

Schneider Electric
R 9,361.98 - R 9,361.98
R 9,361.98
R 9,361.98 - R 9,361.98
R 9,361.98
Available for backorder

Circuit Breaker Compact Nsx250B 25Ka At 415Vac Micrologic 2 2 Trip Unit 250A 3 Poles 3DCircuit Breaker Compact Nsx250B 25Ka At 415Vac Micrologic 2 ...

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R 9,361.98 - R 9,361.98
R 9,361.98
R 9,361.98 - R 9,361.98
R 9,361.98
Available for backorder
Available for backorder

Circuit breaker ComPacT NSX250B, 25kA at 415VAC, MicroLogic 2.2 trip unit 160A, 3 poles 3d

Schneider Electric
R 8,091.41 - R 8,091.41
R 8,091.41
R 8,091.41 - R 8,091.41
R 8,091.41
Available for backorder

Circuit Breaker Compact Nsx250B 25Ka At 415Vac Micrologic 2 2 Trip Unit 160A 3 Poles 3DCircuit Breaker Compact Nsx250B 25Ka At 415Vac Micrologic 2 ...

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R 8,091.41 - R 8,091.41
R 8,091.41
R 8,091.41 - R 8,091.41
R 8,091.41
Available for backorder
Available for backorder

Circuit breaker ComPacT NSX250B, 25kA at 415VAC, MicroLogic 2.2 trip unit 100A, 3 poles 3d

Schneider Electric
R 8,082.19 - R 8,082.19
R 8,082.19
R 8,082.19 - R 8,082.19
R 8,082.19
Available for backorder

Circuit Breaker Compact Nsx250B 25Ka At 415Vac Micrologic 2 2 Trip Unit 100A 3 Poles 3DCircuit Breaker Compact Nsx250B 25Ka At 415Vac Micrologic 2 ...

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R 8,082.19 - R 8,082.19
R 8,082.19
R 8,082.19 - R 8,082.19
R 8,082.19
Available for backorder

circuit breaker basic frame, ComPacT NSX250B, 25 kA at 415 VAC 50/60 Hz, 250 A, without trip unit, 3 poles

Schneider Electric
R 5,465.45 - R 5,465.45
R 5,465.45
R 5,465.45 - R 5,465.45
R 5,465.45
142 in stock

Circuit Breaker Basic Frame Compact Nsx250B 25 Ka At 415 Vac 50 60 Hz 250 A Without Trip Unit 3 PolesCircuit Breaker Basic Frame Compact Nsx250B 25...

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R 5,465.45 - R 5,465.45
R 5,465.45
R 5,465.45 - R 5,465.45
R 5,465.45

trip unit TM250D for ComPacT NSX 250 circuit breakers, thermal magnetic, rating 250 A, 4 poles 3d

Schneider Electric
R 7,396.87 - R 7,396.87
R 7,396.87
R 7,396.87 - R 7,396.87
R 7,396.87
14 in stock

Click here to view spec sheet.

R 7,396.87 - R 7,396.87
R 7,396.87
R 7,396.87 - R 7,396.87
R 7,396.87

trip unit TM200D for ComPacT NSX 250 circuit breakers, thermal magnetic, rating 200 A, 4 poles 3d

Schneider Electric
R 6,805.08 - R 6,805.08
R 6,805.08
R 6,805.08 - R 6,805.08
R 6,805.08
33 in stock

Click here to view spec sheet.

R 6,805.08 - R 6,805.08
R 6,805.08
R 6,805.08 - R 6,805.08
R 6,805.08
Available for backorder

Trip unit TM250DC, ComPacT NSX 250 DC, thermal magnetic, 250A rating, 4 Poles 4d

Schneider Electric
R 4,644.31 - R 4,644.31
R 4,644.31
R 4,644.31 - R 4,644.31
R 4,644.31
Available for backorder

R 4,644.31 - R 4,644.31
R 4,644.31
R 4,644.31 - R 4,644.31
R 4,644.31
Available for backorder

trip unit TM250D for ComPacT NSX 250 circuit breakers, thermal magnetic, rating 250 A, 4 poles 4d

Schneider Electric
R 8,013.25 - R 8,013.25
R 8,013.25
R 8,013.25 - R 8,013.25
R 8,013.25
128 in stock

R 8,013.25 - R 8,013.25
R 8,013.25
R 8,013.25 - R 8,013.25
R 8,013.25

trip unit TM200D for ComPacT NSX 250 circuit breakers, thermal magnetic, rating 200 A, 4 poles 4d

Schneider Electric
R 7,372.19 - R 7,372.19
R 7,372.19
R 7,372.19 - R 7,372.19
R 7,372.19
16 in stock

Click here to view spec sheet.

R 7,372.19 - R 7,372.19
R 7,372.19
R 7,372.19 - R 7,372.19
R 7,372.19
Available for backorder

trip unit TM160D for ComPacT NSX 160/250 circuit breakers, thermal magnetic, rating 160 A, 4 poles 4d

Schneider Electric
R 6,059.23 - R 6,059.23
R 6,059.23
R 6,059.23 - R 6,059.23
R 6,059.23
Available for backorder

R 6,059.23 - R 6,059.23
R 6,059.23
R 6,059.23 - R 6,059.23
R 6,059.23
Available for backorder
Available for backorder

trip unit MicroLogic 5.2 E for ComPacT NSX 250 circuit breakers, electronic, rating 250A, 4 poles 4d

Schneider Electric
R 6,407.86 - R 6,407.86
R 6,407.86
R 6,407.86 - R 6,407.86
R 6,407.86
Available for backorder

R 6,407.86 - R 6,407.86
R 6,407.86
R 6,407.86 - R 6,407.86
R 6,407.86
Available for backorder

trip unit MicroLogic 2.2 for ComPacT NSX 250 circuit breakers, electronic, rating 250A, 4 poles 4d

Schneider Electric
R 5,065.50 - R 5,065.50
R 5,065.50
R 5,065.50 - R 5,065.50
R 5,065.50
54 in stock

Trip Unit Micrologic 2 2 for Compact Nsx 250 Circuit Breakers Electronic Rating 250A 4 Poles 4DTrip Unit Micrologic 2 2 for Compact Nsx 250 Circuit...

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R 5,065.50 - R 5,065.50
R 5,065.50
R 5,065.50 - R 5,065.50
R 5,065.50
Available for backorder

Switch disconnector ComPacT NSX200NA DC PV, 200A rating, 4 poles

Schneider Electric
R 14,323.64 - R 14,323.64
R 14,323.64
R 14,323.64 - R 14,323.64
R 14,323.64
Available for backorder

Switch Disconnector Compact Nsx200Na Dc Pv 200A Rating 4 PolesSwitch Disconnector Compact Nsx200Na Dc Pv 200A Rating 4 Poles is built for safe, rel...

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R 14,323.64 - R 14,323.64
R 14,323.64
R 14,323.64 - R 14,323.64
R 14,323.64
Available for backorder

Trip unit TM250DC, ComPacT NSX 250 DC, thermal magnetic, 250A rating, 3 Poles 3d

Schneider Electric
R 4,038.56 - R 4,038.56
R 4,038.56
R 4,038.56 - R 4,038.56
R 4,038.56
36 in stock

Click here to view spec sheet.

R 4,038.56 - R 4,038.56
R 4,038.56
R 4,038.56 - R 4,038.56
R 4,038.56

trip unit TM250D for ComPacT NSX 250 circuit breakers, thermal magnetic, rating 250 A, 3 poles 3d

Schneider Electric
R 3,247.13 - R 3,247.13
R 3,247.13
R 3,247.13 - R 3,247.13
R 3,247.13
1933 in stock

Click here to view spec sheet.

R 3,247.13 - R 3,247.13
R 3,247.13
R 3,247.13 - R 3,247.13
R 3,247.13
Available for backorder

Trip unit TM200DC, ComPacT NSX 250 DC, thermal magnetic, 200A rating, 3 Poles 3d

Schneider Electric
R 4,038.56 - R 4,038.56
R 4,038.56
R 4,038.56 - R 4,038.56
R 4,038.56
Available for backorder

R 4,038.56 - R 4,038.56
R 4,038.56
R 4,038.56 - R 4,038.56
R 4,038.56
Available for backorder

trip unit TM200D for ComPacT NSX 250 circuit breakers, thermal magnetic, rating 200 A, 3 poles 3d

Schneider Electric
R 3,105.95 - R 3,105.95
R 3,105.95
R 3,105.95 - R 3,105.95
R 3,105.95
441 in stock

Click here to view spec sheet.

R 3,105.95 - R 3,105.95
R 3,105.95
R 3,105.95 - R 3,105.95
R 3,105.95

trip unit TM160D for ComPacT NSX 160/250 circuit breakers, thermal magnetic, rating 160 A, 3 poles 3d

Schneider Electric
R 2,188.30 - R 2,188.30
R 2,188.30
R 2,188.30 - R 2,188.30
R 2,188.30
33 in stock

Click here to view spec sheet.

R 2,188.30 - R 2,188.30
R 2,188.30
R 2,188.30 - R 2,188.30
R 2,188.30

trip unit MA220 for ComPacT NSX 250 circuit breakers, magnetic, rating 220 A, 3 poles 3d

Schneider Electric
R 4,199.71 - R 4,199.71
R 4,199.71
R 4,199.71 - R 4,199.71
R 4,199.71
145 in stock

Trip Unit Ma220 for Compact Nsx 250 Circuit Breakers Magnetic Rating 220 A 3 Poles 3DTrip Unit Ma220 for Compact Nsx 250 Circuit Breakers Magnetic ...

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R 4,199.71 - R 4,199.71
R 4,199.71
R 4,199.71 - R 4,199.71
R 4,199.71

trip unit MicroLogic 6.2 E for ComPacT NSX 250 circuit breakers, electronic, rating 250A, 3 poles 3d

Schneider Electric
R 5,964.25 - R 5,964.25
R 5,964.25
R 5,964.25 - R 5,964.25
R 5,964.25
16 in stock

Click here to view spec sheet.

R 5,964.25 - R 5,964.25
R 5,964.25
R 5,964.25 - R 5,964.25
R 5,964.25

trip unit MicroLogic 5.2 E for ComPacT NSX 250 circuit breakers, electronic, rating 250A, 3 poles 3d

Schneider Electric
R 4,929.14 - R 4,929.14
R 4,929.14
R 4,929.14 - R 4,929.14
R 4,929.14
1297 in stock

Trip Unit Micrologic 5 2 E for Compact Nsx 250 Circuit Breakers Electronic Rating 250A 3 Poles 3DTrip Unit Micrologic 5 2 E for Compact Nsx 250 Cir...

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R 4,929.14 - R 4,929.14
R 4,929.14
R 4,929.14 - R 4,929.14
R 4,929.14

trip unit MicroLogic 2.2 M for ComPacT NSX 250 circuit breakers, electronic, rating 220 A, 3 poles 3d

Schneider Electric
R 7,139.47 - R 7,139.47
R 7,139.47
R 7,139.47 - R 7,139.47
R 7,139.47
Only 3 left!

Trip Unit Micrologic 2 2 M for Compact Nsx 250 Circuit Breakers Electronic Rating 220 A 3 Poles 3DTrip Unit Micrologic 2 2 M for Compact Nsx 250 Ci...

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R 7,139.47 - R 7,139.47
R 7,139.47
R 7,139.47 - R 7,139.47
R 7,139.47

trip unit MicroLogic 2.2 for ComPacT NSX 250 circuit breakers, electronic, rating 250A, 3 poles 3d

Schneider Electric
R 3,896.55 - R 3,896.55
R 3,896.55
R 3,896.55 - R 3,896.55
R 3,896.55
243 in stock

Trip Unit Micrologic 2 2 for Compact Nsx 250 Circuit Breakers Electronic Rating 250A 3 Poles 3DTrip Unit Micrologic 2 2 for Compact Nsx 250 Circuit...

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R 3,896.55 - R 3,896.55
R 3,896.55
R 3,896.55 - R 3,896.55
R 3,896.55
Available for backorder

Circuit breaker, ComPacT NSX800 TM-DC, 2 poles, 800A, 50kA at 600 VDC, without bare cable connector

Schneider Electric
R 59,127.51 - R 59,127.51
R 59,127.51
R 59,127.51 - R 59,127.51
R 59,127.51
Available for backorder

Circuit Breaker Compact Nsx800 Tm Dc 2 Poles 800A 50Ka At 600 Vdc Without Bare Cable ConnectorCircuit Breaker Compact Nsx800 Tm Dc 2 Poles 800A 50K...

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R 59,127.51 - R 59,127.51
R 59,127.51
R 59,127.51 - R 59,127.51
R 59,127.51
Available for backorder