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JHY Mechanical & Electrical Equipment Co.

JHY: Global Industrial Automation Experts. We provide rapid supply of high-performance PLC modules, servo drives, and HMIs from leading brands. Specializing in obsolete CNC parts and rare industrial spare parts, JHY ensures fast shipping and global delivery. From modern motion control systems to legacy repairs, our quality-tested components guarantee maximum uptime.

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HomeCircuit Breakers & Contactors

Circuit Breakers & Contactors

22686 products

Products

Square D 600AMP MHL36600 Series 2 Molded Case Circuit Breaker

Square D 600AMP MHL36600 Series 2 Molded Case Circuit Breaker

Square D 600AMP MHL36600 Series 2 Molded Case Circuit Breaker

Circuit Breakers & Contactors

SCHNEIDER ELECTRIC LUB120 POWER BASE NSMP

SCHNEIDER ELECTRIC LUB120 POWER BASE NSMP

SCHNEIDER ELECTRIC LUB120 POWER BASE NSMP

Circuit Breakers & Contactors

FD3100L - Eaton - Molded Case Circuit Breaker

FD3100L - Eaton - Molded Case Circuit Breaker

FD3100L - Eaton - Molded Case Circuit Breaker

Circuit Breakers & Contactors

10PCS -SQUARE D HOMELINE- HOM120CAFI- 20-AMP- AFCI (with pigtail New Surplus⚡️

10PCS -SQUARE D HOMELINE- HOM120CAFI- 20-AMP- AFCI (with pigtail New Surplus⚡️

10PCS -SQUARE D HOMELINE- HOM120CAFI- 20-AMP- AFCI (with pigtail New Surplus⚡️

Circuit Breakers & Contactors

Square D QOB3150VH 150A 3P 240V Circuit Breaker 22kA Bolt-On NQOD 9Brand New)

Square D QOB3150VH 150A 3P 240V Circuit Breaker 22kA Bolt-On NQOD 9Brand New)

Square D QOB3150VH 150A 3P 240V Circuit Breaker 22kA Bolt-On NQOD 9Brand New)

Circuit Breakers & Contactors

Square D QO3801021 80 Amp 3 Pole Shunt Trip Circuit Breaker 240V Bolt On — NEW

Square D QO3801021 80 Amp 3 Pole Shunt Trip Circuit Breaker 240V Bolt On — NEW

Square D QO3801021 80 Amp 3 Pole Shunt Trip Circuit Breaker 240V Bolt On — NEW

Circuit Breakers & Contactors

Eaton E125H Circuit Breaker 100A 3-Pole 240-600V Industrial Panel Mount

Eaton E125H Circuit Breaker 100A 3-Pole 240-600V Industrial Panel Mount

Eaton E125H Circuit Breaker 100A 3-Pole 240-600V Industrial Panel Mount

Circuit Breakers & Contactors

USED GE SFHA24AT0250 Spectra RMS HI-BREAK Circuit Breaker 250A 480VAC 150A Plug

USED GE SFHA24AT0250 Spectra RMS HI-BREAK Circuit Breaker 250A 480VAC 150A Plug

USED GE SFHA24AT0250 Spectra RMS HI-BREAK Circuit Breaker 250A 480VAC 150A Plug

Circuit Breakers & Contactors

Square D QOB320GFI 20 Amp 3 Pole 208Y/120V 60Hz New Open Box

Square D QOB320GFI 20 Amp 3 Pole 208Y/120V 60Hz New Open Box

Square D QOB320GFI 20 Amp 3 Pole 208Y/120V 60Hz New Open Box

Circuit Breakers & Contactors

Siemens HEB3B045 Circuit Breaker 45 Amp 600V 3-Pole Pull-Out

Siemens HEB3B045 Circuit Breaker 45 Amp 600V 3-Pole Pull-Out

Siemens HEB3B045 Circuit Breaker 45 Amp 600V 3-Pole Pull-Out

Circuit Breakers & Contactors

Brown Boveri S 703 GL63A Circuit Breaker

Brown Boveri S 703 GL63A Circuit Breaker

Brown Boveri S 703 GL63A Circuit Breaker

Circuit Breakers & Contactors

GE TKMA836T700 Mod. 2 Type TKMA Trip Unit

GE TKMA836T700 Mod. 2 Type TKMA Trip Unit

GE TKMA836T700 Mod. 2 Type TKMA Trip Unit

Circuit Breakers & Contactors

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