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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 BGA34045Y 45A 45 Amp 480/277V 3-Pole PowerPact Circuit Breaker

Square D BGA34045Y 45A 45 Amp 480/277V 3-Pole PowerPact Circuit Breaker

Square D BGA34045Y 45A 45 Amp 480/277V 3-Pole PowerPact Circuit Breaker

Circuit Breakers & Contactors

Square D QO QO21001021 2 Pole 100 Amp 240V 22kA Yellow Circuit Breaker

Square D QO QO21001021 2 Pole 100 Amp 240V 22kA Yellow Circuit Breaker

Square D QO QO21001021 2 Pole 100 Amp 240V 22kA Yellow Circuit Breaker

Circuit Breakers & Contactors

Square D QO1201021 Miniature Circuit Breaker 20A 1P QO120-1021 VAC NEW IN BOX

Square D QO1201021 Miniature Circuit Breaker 20A 1P QO120-1021 VAC NEW IN BOX

Square D QO1201021 Miniature Circuit Breaker 20A 1P QO120-1021 VAC NEW IN BOX

Circuit Breakers & Contactors

Square D BDA34045Y Breaker 45A 480Y/277V 3P 3PH 18kA PowerPact Thermal Magnetic

Square D BDA34045Y Breaker 45A 480Y/277V 3P 3PH 18kA PowerPact Thermal Magnetic

Square D BDA34045Y Breaker 45A 480Y/277V 3P 3PH 18kA PowerPact Thermal Magnetic

Circuit Breakers & Contactors

Klockner-Moeller NZM12-800-NA 800A Circuit Breaker w/ 700 Amp Trip & Aux NZM 3P

Klockner-Moeller NZM12-800-NA 800A Circuit Breaker w/ 700 Amp Trip & Aux NZM 3P

Klockner-Moeller NZM12-800-NA 800A Circuit Breaker w/ 700 Amp Trip & Aux NZM 3P

Circuit Breakers & Contactors

BRAND NEW EATON - HMCP030H1C - MOTOR CIRCUIT PROTECTOR - 30A, 3-Phase, 600V

BRAND NEW EATON - HMCP030H1C - MOTOR CIRCUIT PROTECTOR - 30A, 3-Phase, 600V

BRAND NEW EATON - HMCP030H1C - MOTOR CIRCUIT PROTECTOR - 30A, 3-Phase, 600V

Circuit Breakers & Contactors

Eaton Outdoor Main Breaker ECCVH150R 150 Amp Enclosure 2 Pole NEMA 3R, Grey

Eaton Outdoor Main Breaker ECCVH150R 150 Amp Enclosure 2 Pole NEMA 3R, Grey

Eaton Outdoor Main Breaker ECCVH150R 150 Amp Enclosure 2 Pole NEMA 3R, Grey

Circuit Breakers & Contactors

(10) Siemens Q120DFN Arc-Fault/Ground-Fault Dual Function Circuit Breaker

(10) Siemens Q120DFN Arc-Fault/Ground-Fault Dual Function Circuit Breaker

(10) Siemens Q120DFN Arc-Fault/Ground-Fault Dual Function Circuit Breaker

Circuit Breakers & Contactors

EATON AG DN4803 Three Phase 480V AC Delta Surge Protection Device, AGDN48030R

EATON AG DN4803 Three Phase 480V AC Delta Surge Protection Device, AGDN48030R

EATON AG DN4803 Three Phase 480V AC Delta Surge Protection Device, AGDN48030R

Circuit Breakers & Contactors

ITE Siemens ED43B100 100 Amp 3 Pole 480V ED4 Circuit Breaker Tested

ITE Siemens ED43B100 100 Amp 3 Pole 480V ED4 Circuit Breaker Tested

ITE Siemens ED43B100 100 Amp 3 Pole 480V ED4 Circuit Breaker Tested

Circuit Breakers & Contactors

Siemens NGB3B125 3p 480v 125a 25k Circuit Breaker

Siemens NGB3B125 3p 480v 125a 25k Circuit Breaker

Siemens NGB3B125 3p 480v 125a 25k Circuit Breaker

Circuit Breakers & Contactors

ED43B125 Siemens 125 Amp 480 Volt Circuit Breaker - Next Day Option

ED43B125 Siemens 125 Amp 480 Volt Circuit Breaker - Next Day Option

ED43B125 Siemens 125 Amp 480 Volt Circuit Breaker - Next Day Option

Circuit Breakers & Contactors

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