2-Pole Bolt-On

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SIEM B250

Part #SIEM B250 50AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 50 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 8 to 6 AWG, 8 to 4 A

MFG #B250

62 in Stock. More available 02/23/2026

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$58.54/EA

Regular Price: $228.00/EA, you save $169.46 (74%)

QTY

U/M

EA BX /6

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SIEM B3100

Part #SIEM B3100 100AMP 3POLE 240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 240 VAC, 100 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 3 Pole, 3 ph, Toggle Actuator, 4 to 1/0 AWG, 2 to 1/0 AW

MFG #B3100

15 in Stock. More available 02/12/2026 and 02/23/2026

VIEW BRANCH INVENTORY

$266.64/EA

Regular Price: $1016.00/EA, you save $749.36 (74%)

QTY

U/M

EA BX /4CA /16CS /16

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SIEM B220

Part #SIEM B220 20AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 20 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 14 to 10 AWG, 12 to

MFG #B220

116 in Stock. More available 02/06/2026 and 02/23/2026

VIEW BRANCH INVENTORY

$57.29/EA

Regular Price: $228.00/EA, you save $170.71 (75%)

QTY

U/M

EA BX /6

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SIEM B240

Part #SIEM B240 40AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 40 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 8 to 6 AWG, 8 to 4 A

MFG #B240

36 in Stock. More available 02/23/2026

VIEW BRANCH INVENTORY

$59.84/EA

Regular Price: $228.00/EA, you save $168.16 (74%)

QTY

U/M

EA BX /6

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SIEM B215

Part #SIEM B215 15AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 15 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 14 to 10 AWG, 12 to

MFG #B215

29 in Stock. More available 02/23/2026

VIEW BRANCH INVENTORY

$59.84/EA

Regular Price: $228.00/EA, you save $168.16 (74%)

QTY

U/M

EA BX /6

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SIEM B260

Part #SIEM B260 60AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 60 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 8 to 4 AWG, 8 to 2 A

MFG #B260

58 in Stock. More available 02/23/2026

VIEW BRANCH INVENTORY

$59.84/EA

Regular Price: $228.00/EA, you save $168.16 (74%)

QTY

U/M

EA BX /6

ADD TO CARTADD TO LIST

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SIEM B230

Part #SIEM B230 30AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 30 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 14 to 6 AWG, 12 to 6

MFG #B230

84 in Stock. More available 02/09/2026 and 02/23/2026

VIEW BRANCH INVENTORY

$57.29/EA

Regular Price: $228.00/EA, you save $170.71 (75%)

QTY

U/M

EA BX /6CA /24CS /24

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SIEM B250

Part #SIEM B250 50AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 50 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 8 to 6 AWG, 8 to 4 A

MFG #B250

62 in Stock. More available 02/23/2026

VIEW BRANCH INVENTORY

$58.54/EA

Regular Price: $228.00/EA, you save $169.46 (74%)

QTY

U/M

EA BX /6

ADD TO CARTADD TO LIST

Compare

SIEM B3100

Part #SIEM B3100 100AMP 3POLE 240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 240 VAC, 100 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 3 Pole, 3 ph, Toggle Actuator, 4 to 1/0 AWG, 2 to 1/0 AW

MFG #B3100

15 in Stock. More available 02/12/2026 and 02/23/2026

VIEW BRANCH INVENTORY

$266.64/EA

Regular Price: $1016.00/EA, you save $749.36 (74%)

QTY

U/M

EA BX /4CA /16CS /16

ADD TO CARTADD TO LIST

Compare

SIEM B220

Part #SIEM B220 20AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 20 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 14 to 10 AWG, 12 to

MFG #B220

116 in Stock. More available 02/06/2026 and 02/23/2026

VIEW BRANCH INVENTORY

$57.29/EA

Regular Price: $228.00/EA, you save $170.71 (75%)

QTY

U/M

EA BX /6

ADD TO CARTADD TO LIST

Compare

SIEM B240

Part #SIEM B240 40AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 40 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 8 to 6 AWG, 8 to 4 A

MFG #B240

36 in Stock. More available 02/23/2026

VIEW BRANCH INVENTORY

$59.84/EA

Regular Price: $228.00/EA, you save $168.16 (74%)

QTY

U/M

EA BX /6

ADD TO CARTADD TO LIST

Compare

SIEM B215

Part #SIEM B215 15AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 15 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 14 to 10 AWG, 12 to

MFG #B215

29 in Stock. More available 02/23/2026

VIEW BRANCH INVENTORY

$59.84/EA

Regular Price: $228.00/EA, you save $168.16 (74%)

QTY

U/M

EA BX /6

ADD TO CARTADD TO LIST

Compare

SIEM B260

Part #SIEM B260 60AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 60 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 8 to 4 AWG, 8 to 2 A

MFG #B260

58 in Stock. More available 02/23/2026

VIEW BRANCH INVENTORY

$59.84/EA

Regular Price: $228.00/EA, you save $168.16 (74%)

QTY

U/M

EA BX /6

ADD TO CARTADD TO LIST

Compare

SIEM B230

Part #SIEM B230 30AMP 2POLE 120/240VAC BOLT ON CIRCUIT BREAKER 10KAIC Siemens Molded Case Circuit Breaker, Type BL, 120/240 VAC, 30 A, 60 Hz Frequency, 10 kA Interrupt, 125 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Toggle Actuator, 14 to 6 AWG, 12 to 6

MFG #B230

84 in Stock. More available 02/09/2026 and 02/23/2026

VIEW BRANCH INVENTORY

$57.29/EA

Regular Price: $228.00/EA, you save $170.71 (75%)

QTY

U/M

EA BX /6CA /24CS /24

ADD TO CARTADD TO LIST

Results Per Page

12243648