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Collection: Circuit Protection

255 products
  • Siemens HDM3M150L 150A 3-Pole 600V Motor Circuit Protector – New in Box
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    $225.00
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  • Siemens NGB1K030B 30A 1-Pole 347V Molded Case Circuit Breaker – New in Box
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    $295.00
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    $295.00
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  • Siemens HGG1B015L 15A 1-Pole 277V Molded Case Circuit Breaker – New in Box
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    $225.00
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  • Siemens HFM3L250L 250A 3-Pole 600V Molded Case Circuit Breaker – New in Box
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    $425.00
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    $425.00
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  • Siemens HDK3B100 100A 3-Pole 600Y/347V Molded Case Circuit Breaker – New in Box
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    $95.00
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  • Siemens BQD6315 15A 3-Pole 347/600V Molded Case Circuit Breaker – New in Box
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    $75.00
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    $75.00
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  • Siemens QJH23B090 90A 3-Pole 240V Molded Case Circuit Breaker – New Sealed
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    $245.00
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    $245.00
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  • Siemens QJ22B175 175A 2-Pole 240V Molded Case Circuit Breaker – New in Box
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    $175.00
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    $175.00
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  • Siemens QJ23B090 90A 3-Pole 240V Molded Case Circuit Breaker – New Open Box
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    $375.00
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    $375.00
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  • Siemens QJ22B150 150A 2-Pole 240V Molded Case Circuit Breaker – New Open Box
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    $225.00
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  • Siemens QJ23B060 60A 3-Pole 240V Molded Case Circuit Breaker – New Sealed
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    $195.00
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    $195.00
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  • Siemens QJH23B175 175A 3-Pole 240V Molded Case Circuit Breaker – New Sealed
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    $275.00
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  • Siemens QJ23B15000S01 150A 3-Pole 240V Molded Case Circuit Breaker – New Sealed
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    $475.00
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  • Siemens QJ23B10000S01 100A 3-Pole 240V Molded Case Circuit Breaker – New Sealed
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    $375.00
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    $375.00
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  • Siemens QJ23B200H 200A 3-Pole 240V Molded Case Circuit Breaker – New in Box
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    $345.00
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    $345.00
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  • Siemens NGG3B015L 15A 3-Pole 600V Molded Case Circuit Breaker – New in Box
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    $125.00
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    $125.00
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  • Siemens 3RB2066-2GF2 SIRIUS Solid-State Overload Relay, 55-250A – New in Box
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    $775.00
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    $775.00
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  • Siemens QJH22B175 175A 2-Pole 240V High Interrupting Capacity Circuit Breaker
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    $175.00
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    $175.00
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  • Siemens QJ22B225 225A 2-Pole 240V Molded Case Circuit Breaker – New Sealed
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    $245.00
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  • Siemens QJ23B150 150A Molded Case Circuit Breaker – New in Box
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    $125.00
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    $125.00
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  • Siemens QJ23B100 100A Molded Case Circuit Breaker – New Sealed
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    $225.00
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    $225.00
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  • Siemens S17FD60 Shunt Trip Accessory for FD Frame Circuit Breakers – New in Box
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    $250.00
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    $250.00
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  • Siemens HFM3M250L 250 AMP Molded Case Circuit Breaker – New in Box
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    $675.00
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    $675.00
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  • Siemens HJX3B350 3-Pole 350A 600V Molded Case Circuit Breaker – New in Box
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    $1,000.00
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    $1,000.00
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  • Siemens HFXD63B150 3-Pole 150A 600V Molded Case Circuit Breaker – New in Box
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    $225.00
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  • Siemens HFK3B225 3-Pole 225A 600V Molded Case Circuit Breaker – New in Box
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    $125.00
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    $125.00
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  • Siemens NFK3B250 3-Pole 250A 600V Molded Case Circuit Breaker – New in Box
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    $1,850.00
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    $1,850.00
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  • Siemens CFD63B150 3-Pole 150A 600V Molded Case Circuit Breaker – New in Box
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    $625.00
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    $625.00
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  • Siemens 3RA6813-8AB Infeed System for 3RA6 Compact Starters – New in Box
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    $375.00
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    $375.00
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  • Siemens LXD63B500 3-Pole 500A 600V Molded Case Circuit Breaker – New in Box
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    $375.00
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    $375.00
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  • Siemens HHLD63F600 3-Pole 600A 600V Molded Case Circuit Breaker Frame – New
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    $1,575.00
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    $1,575.00
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  • Siemens SHJD69300NGTH 3-Pole 300A 600V Molded Case Circuit Breaker – New in Box
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    $1,775.00
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    $1,775.00
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  • Siemens JXD63B200 3-Pole 200A 600V Molded Case Circuit Breaker – New in Box
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    $825.00
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    $825.00
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  • Siemens JXD63B300 3-Pole 300A 600V Molded Case Circuit Breaker – New in Box
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    $475.00
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  • Siemens ED43B090 3-Pole 90A 480V Molded Case Circuit Breaker – New in Box
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    $175.00
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    $175.00
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  • Siemens QR22B225 2-Pole 225A 240V Molded Case Circuit Breaker – New in Box
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    $125.00
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    $125.00
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  • Siemens HGG3B015L 3-Pole 15A 480V Molded Case Circuit Breaker – New in Box
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    $175.00
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    $175.00
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  • Siemens HGB3K070B 3-Pole 70A 600V Molded Case Circuit Breaker – New in Box
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    $125.00
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    $125.00
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  • Siemens BBKQ1AT Branch Breaker Kit for 2/3-Pole Single Mount QJ Breakers – New
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    $75.00
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    $75.00
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  • Siemens JD62T200 2-Pole 200A 600V Thermal-Magnetic Trip Unit – New in Box
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    $225.00
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    $225.00
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