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

4 in Stock. More available 02/14/2026 and 02/23/2026

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$85.28/EA

Regular Price: $153.00/EA, you save $67.72 (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

26 in Stock. More available 02/23/2026

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$73.58/EA

Regular Price: $132.00/EA, you save $58.43 (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

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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

75 in Stock. More available 02/23/2026

VIEW BRANCH INVENTORY

$183.95/EA

Regular Price: $330.00/EA, you save $146.05 (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

4 in Stock. More available 02/14/2026 and 02/23/2026

VIEW BRANCH INVENTORY

$85.28/EA

Regular Price: $153.00/EA, you save $67.72 (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

26 in Stock. More available 02/23/2026

VIEW BRANCH INVENTORY

$73.58/EA

Regular Price: $132.00/EA, you save $58.43 (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

Request QuoteADD TO LIST

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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

75 in Stock. More available 02/23/2026

VIEW BRANCH INVENTORY

$183.95/EA

Regular Price: $330.00/EA, you save $146.05 (44%)

QTY

U/M

EA BX /10

ADD TO CARTADD TO LIST

Results Per Page

12243648