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THESE ARE SIEMENS ECQL1 CIRCUIT BREAKER LOCKS TO KEEP IMPORTANT CIRCUITS ( LIKE ALARM, OR SUMP PUMP) CIRCUITS FROM INADVERTENTLY BEING TURNED OFF. THEY WILL NOT STOP THE BREAKER FROM TRIPPING JUST MAKE SOMEONE THINK TWICE ( AND BRING A SMALL SCREWDRIVER BEFORE TURNING OFF A PROTECTED BREAKER ) THEY ARE GREAT FOR PROTECTING ALARM CIRCUITS OR SUMP PUMP CIRCUITS OR ANY OTHER BREAKER YOU DON\'T WANT ACCIDENTALLY TURNED OFF.
SIEMENS ELECTRICENTER ECQL1 BX231M QL1 BREAKER LOCK HANDLE BLOCKING DEVICE
$2.50
$8.12
SIEMENS ELECTRICENTER ECQL1 BX231M QL1 BREAKER LOCK HANDLE BLOCKING DEVICE
$2.50
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Alarms and Indicator Circuit diagrams