Manual Transfer Interlock Kits

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SIEM ECSBPK02

Part #SIEM ECSBPK02 MANUAL TRANSFER INTERLOCK KIT FOR 2 OR 4POLE QP BRANCH BREAKERS SIDE BY SIDE IN LOADCENTERS Siemens Standby Power Systems Power Interlock Kit, Manual Transfer, 225 A, Flush/Surface Mounting, NEMA 1/3R Enclosure, Steel, 3 in H x 3 in W x

MFG #ECSBPK02

8 in Stock. More available 05/11/2026

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$88.63/EA

Regular Price: $159.00/EA, you save $70.37 (44%)

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SIEM ECSBPK01

Part #SIEM ECSBPK01 MANUAL TRANSFER INTERLOCK KIT FOR (2)2POLE QP BRANCH BREAKERS ACROSS FROM EACH OTHER IN LOADCENTERS Siemens Standby Power Systems Power Interlock Kit, Manual Transfer, 225 A, Flush/Surface Mounting, NEMA 1/3R Enclosure, Steel, 12.9 in H

MFG #ECSBPK01

37 in Stock. More available 05/11/2026

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$76.36/EA

Regular Price: $137.00/EA, you save $60.65 (44%)

QTY

U/M

EA BX /10

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SIEM ECSBPK03

Part #SIEM ECSBPK03 MANUAL TRANSFER INTERLOCK KIT FOR ULTIMATE LOADCENTER MAIN BREAKER 150A & HIGHER TO 2POLE BRANCH QP Siemens Standby Power Systems Power Interlock Kit, Manual Transfer, 225 A, Flush/Surface Mounting, NEMA 1/3R Enclosure, Steel, 16.6 in H

MFG #ECSBPK03

67 in Stock. More available 05/11/2026

VIEW BRANCH INVENTORY

$191.18/EA

Regular Price: $343.00/EA, you save $151.82 (44%)

QTY

U/M

EA BX /10

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SIEM ECSBPK10

Part #SIEM ECSBPK10 FOR USE ON PLUG ON NEUTRAL LOAD CENTERS 150AMP AND HIGHER TO CONNECT THE MAIN BREAKER TO A 2 POLE CB Siemens Manual Transfer Interlock Kit, For Use With: PN and SN Plug On Neutral Load Center, MBK150A/MBK200A/MBK225A Utility Main Breake

MFG #ECSBPK10

2 in Stock. More available 05/07/2026 and 06/26/2026

VIEW BRANCH INVENTORY

$191.18/EA

Regular Price: $343.00/EA, you save $151.82 (44%)

QTY

U/M

EA BX /10

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SIEM ECSBPK02

Part #SIEM ECSBPK02 MANUAL TRANSFER INTERLOCK KIT FOR 2 OR 4POLE QP BRANCH BREAKERS SIDE BY SIDE IN LOADCENTERS Siemens Standby Power Systems Power Interlock Kit, Manual Transfer, 225 A, Flush/Surface Mounting, NEMA 1/3R Enclosure, Steel, 3 in H x 3 in W x

MFG #ECSBPK02

8 in Stock. More available 05/11/2026

VIEW BRANCH INVENTORY

$88.63/EA

Regular Price: $159.00/EA, you save $70.37 (44%)

QTY

ADD TO CARTADD TO LIST

Compare

SIEM ECSBPK01

Part #SIEM ECSBPK01 MANUAL TRANSFER INTERLOCK KIT FOR (2)2POLE QP BRANCH BREAKERS ACROSS FROM EACH OTHER IN LOADCENTERS Siemens Standby Power Systems Power Interlock Kit, Manual Transfer, 225 A, Flush/Surface Mounting, NEMA 1/3R Enclosure, Steel, 12.9 in H

MFG #ECSBPK01

37 in Stock. More available 05/11/2026

VIEW BRANCH INVENTORY

$76.36/EA

Regular Price: $137.00/EA, you save $60.65 (44%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECSBPK03

Part #SIEM ECSBPK03 MANUAL TRANSFER INTERLOCK KIT FOR ULTIMATE LOADCENTER MAIN BREAKER 150A & HIGHER TO 2POLE BRANCH QP Siemens Standby Power Systems Power Interlock Kit, Manual Transfer, 225 A, Flush/Surface Mounting, NEMA 1/3R Enclosure, Steel, 16.6 in H

MFG #ECSBPK03

67 in Stock. More available 05/11/2026

VIEW BRANCH INVENTORY

$191.18/EA

Regular Price: $343.00/EA, you save $151.82 (44%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Compare

SIEM ECSBPK10

Part #SIEM ECSBPK10 FOR USE ON PLUG ON NEUTRAL LOAD CENTERS 150AMP AND HIGHER TO CONNECT THE MAIN BREAKER TO A 2 POLE CB Siemens Manual Transfer Interlock Kit, For Use With: PN and SN Plug On Neutral Load Center, MBK150A/MBK200A/MBK225A Utility Main Breake

MFG #ECSBPK10

2 in Stock. More available 05/07/2026 and 06/26/2026

VIEW BRANCH INVENTORY

$191.18/EA

Regular Price: $343.00/EA, you save $151.82 (44%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Results Per Page

12243648