# Chinese substations, switchgear, distribution boxes, transformers, circuit breakers, insulators, switches, manufacturer, supplier, factorie - CNKEEYA > CNKEEYA is one of leading manufacturers and suppliers in China, specializing in the production of Circuit Breakers, Electrical Insulator, Socket Box, etc. We can provide customers with quality assurance, fast. 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[High Voltage and Medium Voltage Switchgear](https://www.cnkeeya.com/high-voltage-and-medium-voltage-switchgear) - [Low voltage Switchgear](https://www.cnkeeya.com/low-voltage-switchgear) - [High Voltage Fuse](https://www.cnkeeya.com/high-voltage-fuse) - [Accessory](https://www.cnkeeya.com/accessory) - [New Energy Distribution Euipment](https://www.cnkeeya.com/new-energy-distribution-euipment) - [Current transformer](https://www.cnkeeya.com/current-transformer) - [Voltage transformer](https://www.cnkeeya.com/voltage-transformer) - [Oil immersed transformer](https://www.cnkeeya.com/oil-immersed-transformer) - [Dry-type transformer](https://www.cnkeeya.com/dry-type-transformer) - [Three case series](https://www.cnkeeya.com/three-case-series) - [Sulfur Hexafluoride Circuit Breaker](https://www.cnkeeya.com/sulfur-hexafluoride-circuit-breaker-series) - [Vacuum Circuit Breakers](https://www.cnkeeya.com/vs1-series-high-voltage-vacuum-circuit-breakers) - [HYRM-27 Underground Gas Insulated Enclosed Metal Switchgear | 25kV, 1200A, IP66](https://www.cnkeeya.com/hyrm-27-underground-gas-insulated-enclosed-metal-switchgear-25kv-1200a-ip66-ul-2914-certified.html) - [12kV Fully insulated inflatable ring switch equipment](https://www.cnkeeya.com/fully-insulated-inflatable-ring-switch-equipment.html) - [36kV AC metal enclosed ring network switchgear SF₆ Gas-Insulated Metal-Enclosed Switchgear (GIS)](https://www.cnkeeya.com/36kv-ac-metal-enclosed-ring-network-switchgear11.html) - [SF₆ Insulated Ring Main Unit (RMU)](https://www.cnkeeya.com/sf-insulated-ring-main-unit-rmu-.html) - [24kV Solid Insulated Ring Main Unit](https://www.cnkeeya.com/solid-insulated-ring-main-unit.html) - [GGD Low Voltage Power Distribution Cabinet](https://www.cnkeeya.com/ggd-low-voltage-power-distribution-cabinet.html) - [KYN28-12kV Switchgear](https://www.cnkeeya.com/kyn28-12kv-switchgear.html) - [LW□-252 Outdoor High-Voltage AC Sulfur Hexafluoride (SF₆) Circuit Breaker](https://www.cnkeeya.com/lw-252-outdoor-high-voltage-ac-sulfur-hexafluoride-sf-circuit-breaker.html) - [LW36-126 Outdoor High-Voltage AC Sulfur Hexafluoride (SF₆) Circuit Breaker](https://www.cnkeeya.com/lw36-126-outdoor-high-voltage-ac-sulfur-hexafluoride-sf-circuit-breaker.html) - [LW36-126/T3150-40 High-Voltage AC SF₆ Tank-Type Circuit Breaker](https://www.cnkeeya.com/lw36-126-t3150-40-high-voltage-ac-sf-tank-type-circuit-breaker.html) - [ZCW□-72.5(126.5)/L Type Open-Type Switchgear Assembly](https://www.cnkeeya.com/zcw-72-5-126-5-l-type-open-type-switchgear-assembly.html) - [LW□-12 Primary and Secondary Integrated SF₆ Circuit Breaker](https://www.cnkeeya.com/lw-12-primary-and-secondary-integrated-sf-circuit-breaker.html) - [LN2-40.5 Indoor High-Voltage Sulfur Hexafluoride Circuit Breaker](https://www.cnkeeya.com/ln2-40-5-outdoor-high-voltage-sulfur-hexafluoride-circuit-breaker.html) - [ZCW10-40.5L Type Outdoor Enclosed Combined Electrical Apparatus](https://www.cnkeeya.com/zcw10-40-5l-type-outdoor-enclosed-combined-electrical-apparatus.html) - [LW8(A)-40.5 Outdoor High-Voltage Sulfur Hexafluoride Circuit Breaker](https://www.cnkeeya.com/lw8-a-40-5-outdoor-high-voltage-sulfur-hexafluoride-circuit-breaker.html) - [LW36-40.5 (W)/T2000-31.5 outdoor sulfur hexafluoride circuit breaker](https://www.cnkeeya.com/lw36-40-5-w-t2000-31-5-outdoor-sulfur-hexafluoride-circuit-breaker.html) - 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[ZCW□-126/L Open-type Sulfur Hexafluoride Composite Apparatus](https://www.cnkeeya.com/zcw-126-l-open-type-sulfur-hexafluoride-composite-apparatus.html) - [Type ZCW□-40.5/Z Open-type Vacuum Composite Apparatus](https://www.cnkeeya.com/type-zcw-40-5-z-open-type-vacuum-composite-apparatus.html) - [ZCW□-72.5/L Type Outdoor Enclosed SF₆ Combined Electrical Apparatus](https://www.cnkeeya.com/zcw-72-5-l-type-outdoor-enclosed-sf-combined-electrical-apparatus.html) - [ZWC□-40.5Z/1600A-31.5kA Type Outdoor Enclosed Combined Electrical Apparatus](https://www.cnkeeya.com/zwc-40-5z-1600a-31-5ka-type-outdoor-enclosed-combined-electrical-apparatus.html) - [HY5WS(HY5WZ)-10kV insulator](https://www.cnkeeya.com/hy5ws-hy5wz-10kv.html) - [Post Insulator ZJ-10Q85x140(145/150)](https://www.cnkeeya.com/post-insulator-zj-10q85x140-145-150-.html) - [Insulating Wall Bushing TG3-100/110x180](https://www.cnkeeya.com/insulating-wall-bushing-tg3-100-110x180.html) - [Insulating Bushing TG4-10Q/128(100x100)](https://www.cnkeeya.com/insulating-bushing-tg4-10q-128-100x100-.html) - [CG5-10Q/95x130(1: 140.145. 150)P insulator](https://www.cnkeeya.com/cg5-10q-95x130-1-140-145-150-p.html) - [CH3-10Q/150 630~1250A Contact box of middle- mounted switchgear cabinet](https://www.cnkeeya.com/ch3-10q-150-630-1250a-contact-box-of-middle-mounted-switchgear-cabinet.html) - [VIB-12 Indoor Vacuum Circuit Breaker With Lateral Operating Mechanism](https://www.cnkeeya.com/vib-12-indoor-vacuum-circuit-breaker-with-lateral-operating-mechanism.html) - [VS1/R-12 Indoor Vacuum Circuit Breaker With Lateral Operating Mechanism](https://www.cnkeeya.com/vs1-r-12-indoor-vacuum-circuit-breaker-with-lateral-operating-mechanism.html) - [12kV Solid Insulated Ring Main Unit](https://www.cnkeeya.com/12kv-solid-insulated-ring-main-unit.html) - [SZ11-200～2000/10 Three-phase oil-immersed on-load voltage regulation and distribution transformer](https://www.cnkeeya.com/33kv-power-supply-transformer-s11-transformer-oil-filled-12500kva-high-voltage-medium-voltage-transformers.html) - [25~167kVA, Single Pole Mount Transformer EU](https://www.cnkeeya.com/25-167kva-single-pole-mount-transformer-eu.html) - [22kV Three-phase High-voltage Dry-type Transformer](https://www.cnkeeya.com/22kv-three-phase-high-voltage-dry-type-transformer.html) - [High Reliable 2500kVA 22/0.6kV Medium Voltage Oil-Immersed Distribution Transformer for Industrial Power Solutions](https://www.cnkeeya.com/oil-immersed-medium-and-high-voltage-transformer.html) - [250kVA-1000kVA Oil Immersed Transformer: Medium-Power Grid](https://www.cnkeeya.com/s13-type-oil-immersed-distribution-transformer.html) - [35kV Dry-type Distribution Transformer](https://www.cnkeeya.com/35kv-dry-type-distribution-transformer.html) - [10kV Cast Resin Dry Type Distribution Transformer](https://www.cnkeeya.com/10kv-cast-resin-dry-type-distribution-transformer.html) - [Reactor](https://www.cnkeeya.com/reactor.html) - [Cold shrink cable accessories](https://www.cnkeeya.com/cold-shrink-cable-accessories.html) - [72mm Size Analog Hn-72 Ammeter Only DC AC Voltmeter and Ammeter Wholesale](https://www.cnkeeya.com/72mm-size-analog-hn-72-ammeter-only-dc-ac-voltmeter-and-ammeter-wholesale.html) - [6L2-V AC Voltmeter 6L2 Pointer Voltmeter](https://www.cnkeeya.com/6l2-v-ac-voltmeter-6l2-pointer-voltmeter.html) - [Earthing Switch Electromagnetic lock DSN-JZ DC24](https://www.cnkeeya.com/earthing-switch-electromagnetic-lock-dsn-jz-dc24.html) - [Charged display](https://www.cnkeeya.com/charged-display.html) - [High Voltage Sensor D1zz-202](https://www.cnkeeya.com/high-voltage-sensor.html) - [Transfer Switch LW12-16](https://www.cnkeeya.com/transfer-switch-lw12-16.html) - [SF6 Barometer SF6](https://www.cnkeeya.com/sf6-barometer-sf6.html) - [Signal lamp AD16-22D DC24V&Alarm lamp AD16-22SM DC24V](https://www.cnkeeya.com/signal-lamp-ad16-22d-dc24v-alarm-lamp-ad16-22sm-dc24v.html) - [Control buttons LA39-11](https://www.cnkeeya.com/control-buttons-la39-11.html) - [VCB trip coil closing coil DC48V](https://www.cnkeeya.com/vcb-trip-coil-closing-coil-dc48v.html) - [TERMINATION KIT 300Mm²(copper)&185Mm²(copper)](https://www.cnkeeya.com/termination-kit-300mm-copper-185mm-copper-.html) - [Lightning protector HB-17/45](https://www.cnkeeya.com/lightning-protector.html) - [Fault Indicator EKL-4](https://www.cnkeeya.com/fault-indicator-ekl-4.html) - [VCB, 11kV, 630A, 21kA for 3 Sec](https://www.cnkeeya.com/vcb-11kv-630a-21ka.html) - [LOAD BREAK SWITCH, 11kV, 630A, 21kA for 3 Sec.](https://www.cnkeeya.com/load-break-switch-11kv-630a-21ka.html) - [XRNP-11](https://www.cnkeeya.com/xrnp-11.html) - [F10 VCB Limit Switches](https://www.cnkeeya.com/f10-vcb-limit-switches.html) - [RCSK-1 Series Limit Switches](https://www.cnkeeya.com/rcsk-1-series-limit-switches.html) - [Current Transformer LMZC(1、2)-11](https://www.cnkeeya.com/current-transformer-lmzc-1-2-11.html) - [JSZV18-6、10R type Three-phase voltage transformer](https://www.cnkeeya.com/jszv18-6-10r-type-three-phase-voltage-transformer.html) - [Single Phase Pole Transformer/Completely Self Protection Transformer](https://www.cnkeeya.com/single-phase-pole-transformer-completely-self-protection-transformer.html) - [Voltage Transformer](https://www.cnkeeya.com/voltage-transformer.html) - [High Voltage Fuse DIN Current Limiting Fuse XRNT 63A HRC Fuse IEC60282 12KV 24KV 36kv](https://www.cnkeeya.com/high-voltage-fuse-din-current-limiting-fuse-xrnt-63a-hrc-fuse-iec60282-12kv-24kv-36kv.html) - [Current Transformer](https://www.cnkeeya.com/current-transformer.html) - [Russian type composite switch](https://www.cnkeeya.com/russian-type-composite-switch.html) - [Prefabricated Box Substation](https://www.cnkeeya.com/prefabricated-box-substation.html) - [American Type Prefabrication Substation](https://www.cnkeeya.com/american-type-prefabrication-substation.html) - [40.5KV and Below Modular Intelligent Prefabricated Substations](https://www.cnkeeya.com/40-5kv-and-below-modular-intelligent-prefabricated-substations.html) - [Control Box](https://www.cnkeeya.com/control-box.html) - [XL-21 Low Voltage Distribution and Control Cabinet](https://www.cnkeeya.com/xl-21-low-voltage-distribution-and-control-cabinet.html) - [GGJ Low Voltage Reactive Power Compensation Cabinet](https://www.cnkeeya.com/ggj-low-voltage-reactive-power-comensation-cabinet.html) - [GGD AC Low Voltage Power Distribution Cabinet](https://www.cnkeeya.com/ggd-ac-low-voltage-power-distribution-cabint.html) - [GCS Low Voltage Withdrawable Switchgear](https://www.cnkeeya.com/gcs-low-voltage-withdrawable-switchgear.html) - [MNS Low Voltage Withdrawable Switchgear](https://www.cnkeeya.com/mns-low-voltage-withdrawable-switchgear.html) - [TBB High-Voltage Shunt Capacitor Installation](https://www.cnkeeya.com/high-voltage-shunt-capacitor-installation.html) - [Air-12/T630-25 Environmental Friendly Gas insulated Metal Enclosed Switchgear](https://www.cnkeeya.com/environmental-friendly-gas-insulated-metal-enclosed-switchegear.html) - [RM6-40.5 Fully Enclosed Full Insulated Gas Filled Ring Main Unit](https://www.cnkeeya.com/fully-enclosed-full-insulated-gas-filled-ring-main-unit.html) - [RM□-12 Fully Insulated Closed Ring Network Switchgear](https://www.cnkeeya.com/fully-insulated-closed-ring-network-switchgear.html) - [XGN□-35 Full Metal Enclosed RMU Ring Main Unit](https://www.cnkeeya.com/full-metal-enclosed-ring-main-unit.html) - [XGN66-12kV Box-type fixed closed Switchgear](https://www.cnkeeya.com/xgn66-12kv-switchgear.html) - [XGN2-12 Box Type Fixed Metal-enclosed Swithchgear](https://www.cnkeeya.com/box-type-fixed-metal-enclosed-swithchgear.html) - [KYN28-24kV Switchgear](https://www.cnkeeya.com/kyn28-24kv-switchgear.html) - [Air Circuit Breaker](https://www.cnkeeya.com/air-circuit-breaker.html) - [Molded Case Circuit Breaker](https://www.cnkeeya.com/molded-case-circuit-breaker.html) - [Low Voltage Isolator Switch](https://www.cnkeeya.com/low-voltage-isolator-switch.html) - [Low Voltage Disconnect Switch](https://www.cnkeeya.com/low-voltage-disconnect-switch.html) - [Knife Switch](https://www.cnkeeya.com/knife-switch.html) - [Cable Distribution Box](https://www.cnkeeya.com/cable-distribution-box.html) - [Energy Storage Container](https://www.cnkeeya.com/energy-storage-container.html) - [Plastic Distribution Box](https://www.cnkeeya.com/plastic-distribution-box.html) - [3 Phase Power Distribution Box](https://www.cnkeeya.com/3-phase-power-distribution-box.html) - [GGD Type Low Voltage Fixed Switchgear](https://www.cnkeeya.com/ggd-type-low-voltage-fixed-switchgear.html) - [GGJ Low Voltage Combination Switchgear](https://www.cnkeeya.com/ggj-low-voltage-combination-switchgear.html) - [Low Voltage Power Factor Correction Cabinet](https://www.cnkeeya.com/low-voltage-power-factor-correction-cabinet.html) - [GCK Low Voltage Withdrawable Switchgear](https://www.cnkeeya.com/gck-low-voltage-withdrawable-switchgear.html) - [High Voltage Post Insulator](https://www.cnkeeya.com/high-voltage-post-insulator.html) - [Zinc Oxide Lightning Arrester](https://www.cnkeeya.com/zinc-oxide-lightning-arrester.html) - [Handcart Type Vacuum Circuit Breaker](https://www.cnkeeya.com/handcart-type-vacuum-circuit-breaker.html) - [Outdoor Vacuum Circuit Breaker](https://www.cnkeeya.com/outdoor-vacuum-circuit-breaker.html) - [High Voltage Breaker](https://www.cnkeeya.com/high-voltage-breaker.html) - [Side Mounted Vacuum Circuit Breaker](https://www.cnkeeya.com/side-mounted-vacuum-circuit-breaker.html) - [Indoor Ac High Voltage Grounding Switch](https://www.cnkeeya.com/indoor-ac-high-voltage-grounding-switch.html) - [Indoor High Voltage Isolation Switch](https://www.cnkeeya.com/indoor-high-voltage-isolation-switch.html) - [Indoor High Voltage Load Switch](https://www.cnkeeya.com/indoor-high-voltage-load-switch.html) - [Indoor Bushing Type Transformer](https://www.cnkeeya.com/indoor-bushing-type-transformer.html) - [Indoor Single Phase Voltage Transformer](https://www.cnkeeya.com/indoor-single-phase-voltage-transformer.html) - [High Voltage Transformer](https://www.cnkeeya.com/high-voltage-voltage-transformer.html) - [Single Phase Voltage Transformer](https://www.cnkeeya.com/single-phase-voltage-transformer.html) - [Dry type Transformer](https://www.cnkeeya.com/dry-type-transformer.html) - [Three phase 800KVA 20KV 420V Oil-immersed Distribution transformer](https://www.cnkeeya.com/three-phase-oil-immersed-distribution-transformer.html) - [Indoor Vacuum Circuit Breaker](https://www.cnkeeya.com/indoor-vacuum-circuit-breaker.html) - [HV Vacuum Circuit Breaker](https://www.cnkeeya.com/hv-vacuum-circuit-breaker.html) - [AC Load Circuit Breaker](https://www.cnkeeya.com/ac-load-circuit-breaker.html) - [SF6 High Voltage Circuit Breaker](https://www.cnkeeya.com/sf6-high-voltage-circuit-breaker.html) - [Control Cabinet](https://www.cnkeeya.com/control-cabinet.html) - [Ring Main Unit](https://www.cnkeeya.com/ring-main-unit.html) - [KYN61-40.5 Armoured Open AC Metal-Enclosed Switchgear](https://www.cnkeeya.com/armoured-open-ac-metal-enclosed-switchgear.html) - [SCB11-30~2500/10 Epoxy Resin Cast Dry Type Distribution Transformer](https://www.cnkeeya.com/scb11-30-2500-10-epoxy-resin-cast-dry-type-distribution-transformer.html) ## News - [News](https://www.cnkeeya.com/news.html) - [Corporate News](https://www.cnkeeya.com/news/corporate-news) - [Expo News](https://www.cnkeeya.com/news/expo-news) - [Industry News](https://www.cnkeeya.com/news/industry-news) - [FAQ](https://www.cnkeeya.com/news/faq) - [Team activity](https://www.cnkeeya.com/news/team-activity) - [Can a GGD Low Voltage Power Distribution Cabinet Deliver Safer, More Reliable Power Distribution](https://www.cnkeeya.com/news/can-a-ggd-low-voltage-power-distribution-cabinet-deliver-safer-more-reliable-power-distribution.html) - [Compact Substation Shipment to Georgia for Local Industrial Power Projects](https://www.cnkeeya.com/news/compact-substation-shipment-to-georgia-for-local-industrial-power-projects.html) - [How Can Post Insulator ZJ-10Q85x140(145/150) Improve the Safety and Reliability of Medium Voltage Power Systems](https://www.cnkeeya.com/news/how-can-post-insulator-zj-10q85x140-145-150-improve-the-safety-and-reliability-of-medium-voltage-power-systems.html) - [Why Is the HYB1-125 C100 MCB Miniature Circuit Breaker the Smart Choice for Reliable Electrical Protection](https://www.cnkeeya.com/news/why-is-the-hyb1-125-c100-mcb-miniature-circuit-breaker-the-smart-choice-for-reliable-electrical-protection.html) - [How Can the LW36-126 Outdoor High-Voltage AC Sulfur Hexafluoride (SF₆) Circuit Breaker Improve the Reliability of Modern Power Systems](https://www.cnkeeya.com/news/how-can-the-lw36-126-outdoor-high-voltage-ac-sulfur-hexafluoride-sf-circuit-breaker-improve-the-reliability-of-modern-power-systems.html) - [Why Is a 24kV Solid Insulated Ring Main Unit Becoming the Preferred Choice for Modern Power Distribution](https://www.cnkeeya.com/news/why-is-a-24kv-solid-insulated-ring-main-unit-becoming-the-preferred-choice-for-modern-power-distribution.html) - [Tech Synergy for Global Power Projects | CNKEEYA Joined ABB’s Industry Academic Exchange Forum](https://www.cnkeeya.com/news/tech-synergy-for-global-power-projects-cnkeeya-joined-abb-s-industry-academic-exchange-forum.html) - [Why Is XRNP-11 the Preferred High-Voltage Current-Limiting Fuse for Transformer Protection](https://www.cnkeeya.com/news/why-is-xrnp-11-the-preferred-high-voltage-current-limiting-fuse-for-transformer-protection.html) - [Why Is 12kV Fully Insulated Inflatable Ring Switch Equipment Becoming the Preferred Choice for Modern Power Distribution Networks](https://www.cnkeeya.com/news/why-is-12kv-fully-insulated-inflatable-ring-switch-equipment-becoming-the-preferred-choice-for-modern-power-distribution-networks.html) - [Why Is an Electrical Insulator Essential for Safe and Reliable Power Transmission](https://www.cnkeeya.com/news/why-is-an-electrical-insulator-essential-for-safe-and-reliable-power-transmission.html) - [Why Electrical Insulator Choice Shapes the Safety and Stability of Every Power System?](https://www.cnkeeya.com/news/why-electrical-insulator-choice-shapes-the-safety-and-stability-of-every-power-system.html) - 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