# Molded Case Circuit Breaker This collection features Molded Case Circuit Breakers (MCCBs), essential protective devices engineered to safeguard electrical systems against overcurrent faults. MCCBs are critical components in industrial electrical infrastructure, providing reliable protection for circuits, machinery, and personnel by interrupting power during overloads and short circuits. Their robust design and adjustable settings make them indispensable for maintaining operational continuity and system integrity across diverse industrial environments. DDY Supply provides industrial electrical components for global distributors, EPC contractors, system integrators, and industrial buyers. **Key Features of Molded Case Circuit Breakers:** - **Adjustable Trip Settings:** Precisely configure overload and short-circuit protection levels to match specific load requirements and prevent nuisance tripping in dynamic industrial applications. - **High Interrupting Capacity:** Designed to safely manage and interrupt significant fault currents, ensuring system stability and protecting downstream equipment from severe electrical events. - **Versatile Frame Sizes and Poles:** Available in various frame sizes and pole configurations (e.g., 2-pole, 3-pole, 4-pole) to accommodate diverse installation needs and electrical distribution architectures. - **Established Brand Availability:** Sourced from leading manufacturers such as Schneider Electric, ABB, Siemens, and CHINT, ensuring proven performance and adherence to international standards. - **Durable Construction:** Built with high-quality materials within a molded plastic case, offering mechanical strength and insulation for reliable operation in demanding industrial settings. - **Cost-Effective Protection:** Provide a superior protective solution compared to fuses, offering reusability and greater control over protection parameters for long-term operational value. This collection includes a comprehensive range of Molded Case Circuit Breakers, encompassing various current ratings, voltage specifications, and tripping characteristics. Products are available from leading global manufacturers, offering reliability for applications including industrial automation, electrical distribution boards, and complex machinery control systems. Molded Case Circuit Breakers are integral to the operational safety and efficiency of: - Industrial automation systems - Electrical control panels - Low voltage power distribution - Machinery and equipment protection - Manufacturing facility power management - Infrastructure projects requiring reliable power DDY Supply specializes in multi-brand electrical component supply, supporting global distributors, EPC contractors, and engineering companies in sourcing critical industrial electrical products. Our capability extends to providing access to a wide array of components tailored to specific project requirements and international procurement standards. Selecting DDY Supply ensures access to a wide range of industrial electrical products from multiple manufacturers, backed by global supply chain expertise and dedicated support for engineering projects and international procurement needs. **Frequently Asked Questions:** **Q:** Where can I source Molded Case Circuit Breakers from China? **A:** DDY Supply provides Molded Case Circuit Breakers for electrical distributors, contractors, system integrators, and industrial projects worldwide. **Q:** Which brands of Molded Case Circuit Breakers does DDY Supply offer? **A:** DDY Supply offers available industrial electrical brands, including Schneider Electric, ABB, Siemens, and CHINT, based on product category and project requirements. **Q:** What applications are Molded Case Circuit Breakers typically used for? **A:** Molded Case Circuit Breakers are commonly used in industrial automation, electrical systems, control panels, and manufacturing facility power management. ## Products in this collection - [DC molded case circuit breaker 500V 1000VDC 1P 2P 100~250A photovoltaic DC circuit breaker MCCB](https://ddysupply.com/products/photovoltaic-dc-mccb) - 8.1 USD - [Molded case circuit breakers, 1P, 2P, 3P, 4P air switches, three-phase circuit breakers, air switches support](https://ddysupply.com/products/molded-case-circuit-breaker) - 11.25 USD - [New Molded Case Circuit Breaker CM1-125L/3300 380V Three-Phase Switch 100A 400A 1250A](https://ddysupply.com/products/molded-case-circuit-breaker-cm1-125l) - 12.97 USD - [Three-phase motor phase loss protector, submersible pump protection switch, 40A/100A fan motor phase loss protector.](https://ddysupply.com/products/three-phase-loss-protector) - 7.43 USD - [BEYW1-2000M3P intelligent frame circuit breaker, full-specification distribution cabinet circuit breaker, drawer-mounted type.](https://ddysupply.com/products/beyw1-2000m3p-circuit-breaker) - 598.95 USD - [CHINT NXM 2P Molded Case Circuit Breaker](https://ddysupply.com/products/chint-nxm-2p-molded-case) - 15.93 USD - [CHINT NXM 3P Molded Case Circuit Breaker](https://ddysupply.com/products/chint-nxm-3p-molded-case-circuit-breaker) - 19.06 USD - [CHINT NXM 4P Molded Case Circuit Breaker](https://ddysupply.com/products/chint-nxm-4p-molded-case) - 25.38 USD - [CHINT NXM 3P H 70kA Molded Case Circuit Breaker](https://ddysupply.com/products/chint-nxm-3p-h-70ka) - 21.9 USD - [CHINT NXM 4P H 70kA Molded Case Circuit Breaker](https://ddysupply.com/products/chint-nxm-4p-h-70ka) - 29.04 USD - [CHINT NXA Series Air Circuit Breaker](https://ddysupply.com/products/chint-nxa-series-air-circuit) - 961.99 USD - [Schneider NSX F 36KA Molded case circuit breaker](https://ddysupply.com/products/schneider-nsx-f-36ka-molded) - 104.66 USD - [Schneider NSX N 50KA Molded case circuit breaker](https://ddysupply.com/products/schneider-nsx-n-50ka-molded) - 115.98 USD - [Schneider NSX H 70KA Molded case circuit breaker](https://ddysupply.com/products/schneider-nsx-h-70ka-molded) - 146.65 USD - [Schneider CVS BS 25kA Molded case circuit breaker](https://ddysupply.com/products/schneider-cvs-bs-25ka-molded) - 56.68 USD - [Schneider CVS FS 35kA Molded case circuit breaker](https://ddysupply.com/products/schneider-cvs-fs-35ka-molded-case-circuit-breaker) - 66.82 USD - [Schneider CVS NM 50kA Molded case circuit breaker](https://ddysupply.com/products/schneider-cvs-nm-50ka-molded) - 78.62 USD - [Schneider CVS B 25kA Molded case circuit breaker](https://ddysupply.com/products/schneider-cvs-b-25ka-molded-case-circuit-breaker) - 76.72 USD - [Schneider CVS B 25kA Molded case circuit breaker](https://ddysupply.com/products/schneider-cvs-b-25ka-molded) - 82.49 USD - [Schneider CVS N 50kA Molded case circuit breaker](https://ddysupply.com/products/schneider-cvs-50ka-molded-case) - 94.95 USD - [Schneider CVS H 70kA Molded case circuit breaker](https://ddysupply.com/products/schneider-cvs-h-70ka-molded) - 148.38 USD - [Schneider EZD B 7.5kA Molded case circuit breaker](https://ddysupply.com/products/schneider-ezd-b-7-5ka) - 45.3 USD - [Schneider EZD F 10kA Molded case circuit breaker](https://ddysupply.com/products/schneider-ezd-f-10ka-molded) - 50.28 USD - [Schneider EZD N 18kA Molded case circuit breaker](https://ddysupply.com/products/schneider-ezd-n-18ka-molded) - 51.84 USD - [Schneider EZD E 25kA Molded case circuit breaker](https://ddysupply.com/products/schneider-ezd-e-25ka-molded) - 49.07 USD - [Schneider EZD M 50kA Molded case circuit breaker](https://ddysupply.com/products/schneider-ezd-m-50ka-molded) - 58.66 USD - [Schneider NSX S 100kA DC Molded case circuit breaker](https://ddysupply.com/products/schneider-nsx-s-100ka-dc) - 223.78 USD - [Schneider NSX M 85kA DC Molded case circuit breaker](https://ddysupply.com/products/schneider-nsx-m-85ka-dc) - 138.38 USD - [Schneider NSX N 50kA DC Molded case circuit breaker](https://ddysupply.com/products/schneider-nsx-50ka-dc-circuit) - 106.43 USD - [Schneider GV2 Motor Thermal Magnetic Circuit Breaker (Push Button Type)](https://ddysupply.com/products/schneider-domestic-gv2-motor-thermal) - 23.81 USD - [Schneider imported GV3 motor electromagnetic circuit breaker](https://ddysupply.com/products/schneider-imported-gv3-motor-electromagnetic) - 97.64 USD - [ABB Formula A Series 3P 100A Frame Current](https://ddysupply.com/products/abb-formula-series-3p-100a) - 31.75 USD - [ABB Formula A Series 3P 250A Frame Current](https://ddysupply.com/products/abb-formula-series-3p-250a) - 82.63 USD - [ABB Formula A Series 4P 250A Frame Current](https://ddysupply.com/products/abb-formula-series-4p-250a) - 114.04 USD - [ABB Formula P series molded case distribution protection circuit breaker](https://ddysupply.com/products/abb-formula-p-series-molded) - 767.9 USD - [DELIXI CDM3S Molded Case Distribution Circuit Breaker](https://ddysupply.com/products/delixi-cdm3s-molded-case-distribution-circuit-breaker) - 19.32 USD - [DELIXI CDM10 Molded Case Distribution Circuit Breaker](https://ddysupply.com/products/delixi-cdm10-molded-case-distribution-circuit-breaker) - 19.03 USD - [DELIXI CDM1 Molded Case Distribution Circuit Breaker](https://ddysupply.com/products/delixi-cdm1-molded-case-distribution-circuit-breaker) - 17.12 USD - [DELIXI DZ15 Transparent Molded Case Circuit Breaker](https://ddysupply.com/products/delixi-dz15-transparent-molded-case-circuit-breaker) - 34.23 USD - [DELIXI DZ15 Molded Case Circuit Breaker](https://ddysupply.com/products/delixi-dz15-molded-case-circuit-breaker) - 101.39 USD - [DELIXI CDM6I Molded Case Distribution Circuit Breaker](https://ddysupply.com/products/delixi-cdm6i-molded-case-distribution-circuit-breaker) - 18.05 USD - [DELIXI CDM3T Molded Case Distribution Circuit Breaker](https://ddysupply.com/products/delixi-cdm3t-molded-case-distribution-circuit-breaker) - 17.07 USD - [DELIXI CDM10T Molded Case Distribution Circuit Breaker](https://ddysupply.com/products/delixi-cdm10t-molded-case-distribution-circuit-breaker) - 18.65 USD - [DELIXI CDM3E Electronic Molded Case Circuit Breaker](https://ddysupply.com/products/delixi-cdm3e-electronic-molded-case-circuit-breaker) - 6.71 USD - [DELIXI CDM3 Molded Case Distribution Circuit Breaker](https://ddysupply.com/products/delixi-cdm3-molded-case-distribution-circuit-breaker) - 12.16 USD - [DELIXI DZ15 Molded Case Motor Circuit Breaker](https://ddysupply.com/products/delixi-dz15-molded-case-motor-circuit-breaker) - 17.36 USD - [DELIXI CDM6I Molded Case Motor Circuit Breaker with Alarm Contacts](https://ddysupply.com/products/delixi-cdm6i-molded-case-motor-circuit-breaker-with-alarm-contacts) - 10.02 USD - [DELIXI CDM6SPV Solar Photovoltaic Dedicated Molded Case Circuit Breaker](https://ddysupply.com/products/delixi-cdm6spv-solar-photovoltaic-dedicated-molded-case-circuit-breaker) - 24.24 USD - [DELIXI CDM3G Disconnector](https://ddysupply.com/products/delixi-cdm3g-disconnector) - 12.1 USD - [DELIXI DZ20 Transparent Molded Case Motor Circuit Breaker](https://ddysupply.com/products/delixi-dz20-transparent-molded-case) - 28.53 USD - [DELIXI DZ20 Molded Case Motor Circuit Breaker](https://ddysupply.com/products/delixi-dz20-molded-case-motor-circuit-breaker) - 17.65 USD - [DELIXI CDM6I Molded Case Motor Circuit Breaker with Shunt Release and Auxiliary Contacts](https://ddysupply.com/products/delixi-cdm6i-molded-case-motor-circuit-breaker-with-shunt-release-and-auxiliary-contacts) - 6.38 USD - [DELIXI CDM6I Molded Case Motor Circuit Breaker](https://ddysupply.com/products/delixi-cdm6i-molded-case-motor-circuit-breaker) - 23.09 USD - [DELIXI CDM3v Dengfeng Series Molded Case Motor Circuit Breaker](https://ddysupply.com/products/delixi-cdm3v-dengfeng-series-molded-case-motor-circuit-breaker) - 18.15 USD - [DELIXI CDM1 Molded Case Motor Circuit Breaker with Auxiliary Contacts](https://ddysupply.com/products/delixi-cdm1-molded-case-motor-circuit-breaker-with-auxiliary-contacts) - 16.04 USD - [DELIXI CDM1 Molded Case Motor Circuit Breaker](https://ddysupply.com/products/delixi-cdm1-molded-case-motor-circuit-breaker) - 13.04 USD - [DELIXI DZ15T Molded Case Motor Circuit Breaker](https://ddysupply.com/products/delixi-dz15t-molded-case-motor-circuit-breaker) - 18.65 USD - [DELIXI CDM3S Molded Case Motor Circuit Breaker](https://ddysupply.com/products/delixi-cdm3s-molded-case-motor-circuit-breaker) - 16.93 USD - [DELIXI DZ20 Molded Case Distribution Circuit Breaker](https://ddysupply.com/products/delixi-dz20-molded-case-distribution-circuit-breaker) - 31.91 USD - [SIEMENS 3VA Accessory Cylindrical Lock Adapter](https://ddysupply.com/products/siemens-3va-accessory-cylindrical-lock-adapter) - 11.17 USD - [SIEMENS 3VC6 alarm contact for 160A housing, left-hand mounting.](https://ddysupply.com/products/siemens-3vc6-alarm-contact-for-160a-housing-left-hand-mounting) - 2.85 USD - [SIEMENS 3VA Accessory Mounting Bracket](https://ddysupply.com/products/siemens-3va-accessory-mounting-bracket) - 207.55 USD - [SIEMENS 3VA Accessory Shunt Trip Unit for Electrical Interlocking 24VDC, for 3VA1 and 3VA20 to 3VA25](https://ddysupply.com/products/siemens-3va-accessory-shunt-trip-unit-for-electrical-interlocking-24vdc-for-3va1-and-3va20-to-3va25) - 21.05 USD - [SIEMENS 3VA Accessory Bus Connector](https://ddysupply.com/products/siemens-3va-accessory-bus-connector) - 16.04 USD - [SIEMENS 3VA Accessory Undervoltage Release 208-230VAC 50/60HZ, for 3VA1/3VA20/3VA25](https://ddysupply.com/products/siemens-3va-accessory-undervoltage-release-208-230vac-50-60hz-for-3va1-3va20-3va25) - 51.88 USD - [SIEMENS 3VM Accessory: Door Coupling Rotation Mechanism](https://ddysupply.com/products/siemens-3vm-accessory-door-coupling-rotation-mechanism) - 55.85 USD - [SIEMENS 3VC6 auxiliary contact for 100A housing, left-hand mounting](https://ddysupply.com/products/siemens-3vc6-auxiliary-contact-100a) - 51.88 USD - [SIEMENS 3VC6 Door Coupling Rotary Handle, default lever length 300mm, suitable for 250A housing.](https://ddysupply.com/products/siemens-3vc6-door-coupling-rotary-handle-default-lever-length-300mm-suitable-for-250a-housing) - 46.05 USD - [SIEMENS 3VM Accessory Residual Current Protection Module](https://ddysupply.com/products/siemens-3vm-accessory-residual-current-protection-module) - 16.82 USD - [SIEMENS 3VC6 alarm contact for 160A frame, right-hand mounting.](https://ddysupply.com/products/siemens-3vc6-alarm-contact-160a) - 18.72 USD - [SIEMENS 3VC6 alarm contact for 250A frame, right-hand mounting](https://ddysupply.com/products/siemens-3vc6-alarm-contact-250a) - 13.61 USD - [SIEMENS 3VC6 alarm contact for 100A housing, right-hand mounting.](https://ddysupply.com/products/siemens-3vc6-alarm-contact-for-100a-housing-right-hand-mounting) - 160.6 USD - [SIEMENS 3VM Accessories Door Interlock Rotary Drive](https://ddysupply.com/products/siemens-3vm-accessories-door-interlock-rotary-drive) - 9.13 USD - [SIEMENS 3VC6 auxiliary alarm contact for 160A housing, left-hand mounting.](https://ddysupply.com/products/siemens-3vc6-auxiliary-alarm-contact-for-160a-housing-left-hand-mounting) - 8.28 USD - [SIEMENS 3VA Accessory Label](https://ddysupply.com/products/siemens-3va-accessory-label) - 14.19 USD - [SIEMENS 3VA Accessory Locking Device](https://ddysupply.com/products/siemens-3va-accessory-locking-device) - 3.35 USD - [SIEMENS 3VC6 Door Coupling Rotary Handle, default lever length 300mm, suitable for 160A housing.](https://ddysupply.com/products/siemens-3vc6-door-coupling-rotary-handle-default-lever-length-300mm-suitable-for-160a-housing) - 70.97 USD - [SIEMENS 3VM Accessory Conversion Contacts](https://ddysupply.com/products/siemens-3vm-accessory-conversion-contacts) - 39.05 USD - [SIEMENS 3VA Accessory Door Coupling Rotation Mechanism](https://ddysupply.com/products/siemens-3va-accessory-door-coupling-rotation-mechanism) - 39.05 USD - [SIEMENS 3VA Accessory Phase Spacer](https://ddysupply.com/products/siemens-3va-accessory-phase-spacer) - 31.45 USD - [SIEMENS 3VM Accessories - Phase Spacer](https://ddysupply.com/products/siemens-3vm-accessories-phase-spacer) - 30.04 USD - [SIEMENS 3VM Accessory Shunt Trip Unit (Left Side), 208-277VAC 50/60Hz 220-250VDC](https://ddysupply.com/products/siemens-3vm-accessory-shunt-trip-unit-left-side-208-277vac-50-60hz-220-250vdc) - 6.31 USD - [SIEMENS 3VM Accessory Terminal Cover](https://ddysupply.com/products/siemens-3vm-accessory-terminal-cover) - 97.74 USD - [SIEMENS 3VA Accessory Sidewall Rotary Drive](https://ddysupply.com/products/siemens-3va-accessory-sidewall-rotary-drive) - 73.9 USD - [SIEMENS 3VA Accessory Shunt Trip Unit 208-277VAC 50/60HZ/220-250VDC, for 3VA1/3VA20/3VA25](https://ddysupply.com/products/siemens-3va-accessory-shunt-trip-unit-208-277vac-50-60hz-220-250vdc-for-3va1-3va20-3va25) - 36.61 USD - [SIEMENS 3VA Accessory Residual Current Protection Module](https://ddysupply.com/products/siemens-3va-accessory-residual-current-protection-module) - 22.32 USD - [SIEMENS 3VA Accessory Terminal Cover](https://ddysupply.com/products/siemens-3va-accessory-terminal-cover) - 13.33 USD - [SIEMENS 3VA Accessory Changeover Contact](https://ddysupply.com/products/siemens-3va-accessory-changeover-contact) - 8.41 USD - [SIEMENS 3VA Accessories - Box-type Terminal Block](https://ddysupply.com/products/siemens-3va-accessories-box-type-terminal-block) - 14.46 USD - [SIEMENS 3VC6 Molded Case Circuit Breaker](https://ddysupply.com/products/siemens-3vc6-molded-case-circuit) - 22.21 USD - [SIEMENS 3VM Molded Case Circuit Breaker](https://ddysupply.com/products/siemens-3vm-molded-case-circuit) - 51.67 USD - [SIEMENS 3VA Molded Case Circuit Breaker](https://ddysupply.com/products/siemens-3va-molded-case-circuit) - 64.49 USD - [CVS Power Distribution Circuit Breaker](https://ddysupply.com/products/cvs-power-distribution-circuit-breaker) - 53.59 USD - [NSXm B Power Distribution EverLink()](https://ddysupply.com/products/nsxm-b-power-distribution-everlink) - 92.86 USD - [NSXm F Power Distribution EverLink](https://ddysupply.com/products/nsxm-f-power-distribution-everlink) - 132.26 USD - [NSX Circuit Breaker (）](https://ddysupply.com/products/nsx-circuit-breaker) - 111.82 USD - [NSX Molded Case Circuit Breaker (£©](https://ddysupply.com/products/nsx-molded-case-circuit-breaker-dc-©) - 70.29 USD - [EZD Power Distribution Circuit Breaker](https://ddysupply.com/products/ezd-power-distribution-circuit-breaker) - 43.0 USD - [NSXm F Power Distribution busbar()](https://ddysupply.com/products/nsxm-f-power-distribution-busbar) - 103.13 USD - [NSX Molded Case Circuit Breaker ()](https://ddysupply.com/products/nsx-molded-case-circuit-breaker) - 119.78 USD - [NSXm H Power Distribution EverLink()](https://ddysupply.com/products/nsxm-h-power-distribution-everlink) - 144.51 USD - [NSXm B Power Distribution busbar()](https://ddysupply.com/products/nsxm-b-power-distribution-busbar) - 92.86 USD - [NSXm N Power Distribution busbar()](https://ddysupply.com/products/nsxm-n-power-distribution-busbar) - 114.28 USD - [EZD Shunt Trip Release](https://ddysupply.com/products/ezd-shunt-trip-release) - 28.18 USD - [NSX Electronic Residual Current Protection Circuit Breaker](https://ddysupply.com/products/nsx-electronic-residual-current-protection-circuit-breaker) - 384.58 USD - [CVS Residual Current Protection Circuit Breaker](https://ddysupply.com/products/cvs-residual-current-protection-circuit-breaker-1) - 249.82 USD - [NSX Electronic Residual Current Protection](https://ddysupply.com/products/nsx-electronic-residual-current-protection) - 547.01 USD - [NSXm N Power Distribution EverLink()](https://ddysupply.com/products/nsxm-n-power-distribution-everlink) - 114.28 USD - [NSXm Circuit Breaker](https://ddysupply.com/products/nsxm-circuit-breaker-ac) - 104.79 USD - [EZD Circuit Breaker](https://ddysupply.com/products/ezd-circuit-breaker) - 48.18 USD - [NS Under Voltage Release](https://ddysupply.com/products/ns-under-voltage-release) - 115.97 USD - [NSXm H Power Distribution busbar()](https://ddysupply.com/products/nsxm-h-power-distribution-busbar) - 144.51 USD - [NSXm E Power Distribution busbar()](https://ddysupply.com/products/nsxm-e-power-distribution-busbar) - 89.15 USD - [CVS Under Voltage Release](https://ddysupply.com/products/cvs-under-voltage-release) - 42.87 USD - [CVS Auxiliary Contact](https://ddysupply.com/products/cvs-auxiliary-contact) - 14.4 USD - [NSXm E Power Distribution EverLink()](https://ddysupply.com/products/nsxm-e-power-distribution-everlink) - 89.15 USD - [CVS Circuit Breaker](https://ddysupply.com/products/cvs-circuit-breaker) - 78.24 USD - [NSX Circuit Breaker (£©](https://ddysupply.com/products/nsx-circuit-breaker-ac-©) - 101.02 USD - [NSXm Auxiliary Contact](https://ddysupply.com/products/nsxm-auxiliary-contact) - 17.47 USD - [NS Shunt Trip Release](https://ddysupply.com/products/ns-shunt-trip-release) - 115.97 USD - [CVS Shunt Trip Release](https://ddysupply.com/products/cvs-shunt-trip-release) - 33.47 USD - [NSXm Residual Current Module](https://ddysupply.com/products/nsxm-residual-current-module) - 27.92 USD - [NSXm Shunt Trip Release](https://ddysupply.com/products/nsxm-shunt-trip-release) - 33.66 USD - [NS Contact](https://ddysupply.com/products/ns-contact) - 21.05 USD - [NS](https://ddysupply.com/products/ns) - 8.22 USD - [NSXm](https://ddysupply.com/products/nsxm) - 8.01 USD - [NSC Circuit Breaker](https://ddysupply.com/products/nsc-circuit-breaker) - 48.78 USD - [NSC Power Distribution Circuit Breaker](https://ddysupply.com/products/nsc-power-distribution-circuit-breaker) - 33.17 USD - [EZD Alarm Contact](https://ddysupply.com/products/ezd-alarm-contact) - 26.32 USD - [CVS Residual Current Protection Circuit Breaker](https://ddysupply.com/products/cvs-residual-current-protection-circuit-breaker) - 249.82 USD - [NSX EP Molded Case Circuit Breaker (）](https://ddysupply.com/products/nsx-ep-molded-case-circuit-breaker) - 901.64 USD - [NSXm Circuit Breaker](https://ddysupply.com/products/nsxm-circuit-breaker) - 104.79 USD - [NSX Circuit Breaker](https://ddysupply.com/products/nsx-circuit-breaker-1) - 101.92 USD - [NSX Electronic Residual Current Protection Circuit Breaker](https://ddysupply.com/products/nsx-electronic-residual-current-protection-circuit-breaker-1) - 427.31 USD - [NSX Modbus()](https://ddysupply.com/products/nsx-modbus) - 27.54 USD - [NSX Residual Current Module ()](https://ddysupply.com/products/nsx-residual-current-module) - 306.3 USD - [NSX AC Power Distribution Circuit Breaker](https://ddysupply.com/products/nsx-ac-power-distribution-circuit-breaker) - 460.47 USD - [NSXm Under Voltage Release](https://ddysupply.com/products/nsxm-under-voltage-release) - 51.8 USD - [NS Switch](https://ddysupply.com/products/ns-switch) - 620.56 USD - [NSXm Residual Current Protection Circuit Breaker](https://ddysupply.com/products/nsxm-residual-current-protection-circuit-breaker) - 253.46 USD - [NSX Switch](https://ddysupply.com/products/nsx-switch) - 409.04 USD - [CVS](https://ddysupply.com/products/cvs) - 7.15 USD - [NSX Under Voltage Release ()](https://ddysupply.com/products/nsx-under-voltage-release) - 58.45 USD - [EZD](https://ddysupply.com/products/ezd) - 6.32 USD - [NSX Power Distribution ()](https://ddysupply.com/products/nsx-power-distribution) - 40.26 USD - [NSX Residual Current Protection Circuit Breaker (）](https://ddysupply.com/products/nsx-residual-current-protection-circuit-breaker) - 278.99 USD - [EZD Auxiliary Contact](https://ddysupply.com/products/ezd-auxiliary-contact) - 12.95 USD - [NSCV Residual Current Protection Circuit Breaker](https://ddysupply.com/products/nscv-residual-current-protection-circuit-breaker) - 221.0 USD - [NSXm Switch](https://ddysupply.com/products/nsxm-switch) - 66.34 USD - [CVS SDE](https://ddysupply.com/products/cvs-sde) - 7.62 USD - [NS Control](https://ddysupply.com/products/ns-control) - 689.51 USD - [NSX ()](https://ddysupply.com/products/nsx) - 24.76 USD - [NSX Module ()](https://ddysupply.com/products/nsx-module) - 280.11 USD - [NSX Auxiliary Contact ()](https://ddysupply.com/products/nsx-auxiliary-contact) - 37.87 USD - [NSX Shunt Trip Release ()](https://ddysupply.com/products/nsx-shunt-trip-release) - 37.99 USD - [NSX EP](https://ddysupply.com/products/nsx-ep) - 18.37 USD - [NS Auxiliary Contact](https://ddysupply.com/products/ns-auxiliary-contact) - 37.17 USD - [BZM1 Power Distribution Circuit Breaker](https://ddysupply.com/products/bzm1-power-distribution-circuit-breaker) - 60.65 USD - [PDC3 Power Distribution Circuit Breaker](https://ddysupply.com/products/pdc3-power-distribution-circuit-breaker) - 462.6 USD - [PDC1 Power Distribution Circuit Breaker](https://ddysupply.com/products/pdc1-power-distribution-circuit-breaker) - 113.62 USD - [BZM2 Power Distribution Circuit Breaker](https://ddysupply.com/products/bzm2-power-distribution-circuit-breaker) - 134.02 USD - [BZM3 Power Distribution Circuit Breaker](https://ddysupply.com/products/bzm3-power-distribution-circuit-breaker) - 119.77 USD - [PDC2 Power Distribution Circuit Breaker](https://ddysupply.com/products/pdc2-power-distribution-circuit-breaker) - 27.6 USD - [CM3 Power Distribution Circuit Breaker](https://ddysupply.com/products/cm3-power-distribution-circuit-breaker) - 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[NF-H Power Distribution Circuit Breaker](https://ddysupply.com/products/nf-h-power-distribution-circuit-breaker) - 43.78 USD - [NF-S Power Distribution Circuit Breaker](https://ddysupply.com/products/nf-s-power-distribution-circuit-breaker) - 40.22 USD - [WS Power Distribution Circuit Breaker](https://ddysupply.com/products/ws-power-distribution-circuit-breaker) - 273.49 USD - [ABE Power Distribution Circuit Breaker](https://ddysupply.com/products/abe-power-distribution-circuit-breaker) - 17.4 USD - [ABS Power Distribution Circuit Breaker](https://ddysupply.com/products/abs-power-distribution-circuit-breaker) - 16.81 USD - [DZ20 Circuit Breaker](https://ddysupply.com/products/dz20-circuit-breaker) - 35.2 USD - [DZ15 Circuit Breaker](https://ddysupply.com/products/dz15-circuit-breaker) - 12.88 USD - [CM3 Circuit Breaker](https://ddysupply.com/products/cm3-circuit-breaker) - 85.27 USD - [CM5 Circuit Breaker](https://ddysupply.com/products/cm5-circuit-breaker) - 206.83 USD - [DZ20L Residual Current Protection Circuit Breaker](https://ddysupply.com/products/dz20l-residual-current-protection-circuit-breaker) - 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13.48 USD --- > Source: [DDY GROUP CO.,LTD.](https://ddysupply.com/collections/mccb-breaker) > Updated: 2026-08-07