# Ningbo Tianan (Group) Co.,Ltd. | power transmission transformer,oil type transformer, high voltage vacuum circuit breaker,hv circuit breaker, gis gas insulated switchgear,middle voltage switchgear, ## summary > Manufacturer, Exporter, Trading Company, Seller, Brands: Tianan Electric, Established in 1969, Employees: 3000~3500, Annual sales: 250000000-300000000, Export ratio: 10% - 20%, Primary markets: South America, Eastern Europe, Eastern Asia, Southeast Asia, Middle East, Africa, Worldwide. ## Company Information * [Company Profile](https://www.compacttransformersubstation.com/aboutus.html): Overview, history, teams and core capabilities. * [Factory & Manufacturing](https://www.compacttransformersubstation.com/factory.html): Production capacity, OEM/ODM capabilities, and R&D strength. * [Quality Control](https://www.compacttransformersubstation.com/quality.html): ISO certifications, quality standards, and compliance. * [Contact Us](https://www.compacttransformersubstation.com/contactus.html): Global offices, inquiries, and support channels. ## Product Category * [Compact Transformer Substation](https://www.compacttransformersubstation.com/supplier-215869-compact-transformer-substation): Keywords: packaged transformer substation,oil immersed distribution transformer,power distribution substation. * [Mobile Transformer Substation](https://www.compacttransformersubstation.com/supplier-215868-mobile-transformer-substation): Keywords: prefabricated substation,mobile substation manufacturers,132 kv power transformer. * [Cast Resin Dry Type Transformer](https://www.compacttransformersubstation.com/supplier-215865-cast-resin-dry-type-transformer): Keywords: three phase dry type transformer,dry type distribution transformer,dry type electrical transformers. * [Oil Immersed Power Transformer](https://www.compacttransformersubstation.com/supplier-215866-oil-immersed-power-transformer): Keywords: oil type transformer,power transmission transformer,three phase transformer. * [Medium Voltage Switchgear](https://www.compacttransformersubstation.com/supplier-215872-medium-voltage-switchgear): Keywords: middle voltage switchgear,gis gas insulated switchgear,metal clad switchgear. * [High Voltage Switchgear](https://www.compacttransformersubstation.com/supplier-238652-high-voltage-switchgear): Keywords: gas insulated switchgear,high voltage electrical switchgear,high voltage gas insulated switchgear. * [Low Voltage Switchgear](https://www.compacttransformersubstation.com/supplier-238653-low-voltage-switchgear): Keywords: low voltage metal clad switchgear,industrial electrical switchgear,lv switchgear. * [High Voltage Circuit Breaker](https://www.compacttransformersubstation.com/supplier-215877-high-voltage-circuit-breaker): Keywords: high voltage vacuum circuit breaker,hv circuit breaker,indoor vacuum circuit breaker. * [Low Voltage Circuit Breaker](https://www.compacttransformersubstation.com/supplier-238654-low-voltage-circuit-breaker): Keywords: low voltage vacuum circuit breaker,low voltage power circuit breaker,molded case circuit breaker. * [Load Switch](https://www.compacttransformersubstation.com/supplier-238655-load-switch): Keywords: vacuum load break switch,high voltage load switch,sf6 load break switch. * [High Voltage Disconnect Switch](https://www.compacttransformersubstation.com/supplier-215879-high-voltage-disconnect-switch): Keywords: isolator disconnector,hv disconnect switch,outdoor disconnect switch. * [Earthing Switch](https://www.compacttransformersubstation.com/supplier-238656-earthing-switch): Keywords: disconnector earthing switch,high voltage earthing switch,ground disconnect switch. * [Transformer Fuse](https://www.compacttransformersubstation.com/supplier-238657-transformer-fuse): Keywords: high voltage fuse,protection fuse,drop out fuse. * [Smart Grid Device And Systems](https://www.compacttransformersubstation.com/supplier-238658-smart-grid-device-and-systems): Keywords: electrical protection devices,intelligent power distribution,building integrated photovoltaics. * [Electric & Electronic Series Equipment](https://www.compacttransformersubstation.com/supplier-238659-electric-electronic-series-equipment): Keywords: three phase surge arrester,electrical surge arrester,power surge arrester. ## Featured Products * [24KV High Voltage Circuit Breaker with Vacuum Arc-Extinguishing Chamber and APG Process](https://www.compacttransformersubstation.com/sale-10881105-24kv-high-voltage-circuit-breaker-with-vacuum-arc-extinguishing-chamber-and-apg-process.html): Keywords: high voltage vacuum circuit breaker,hv circuit breaker. * [24KV Distribution Panel Board KYN28 Switchgear](https://www.compacttransformersubstation.com/videos-10029608-24kv-distribution-panel-board-kyn28-switchgear.html): Keywords: metal clad switchgear,gis gas insulated switchgear. * [10KV AIternative Current Vacuum Load Switch Fuse Combined Apparatus](https://www.compacttransformersubstation.com/sale-10196332-10kv-aiternative-current-vacuum-load-switch-fuse-combined-apparatus.html): Keywords: vacuum load break switch,sf6 load break switch. * [10 - 35 KV Oil Immersed Distribution Transformer 20 KV Three Phase Copper Winding](https://www.compacttransformersubstation.com/sale-11193440-10-35-kv-oil-immersed-distribution-transformer-20-kv-three-phase-copper-winding.html): Keywords: power transmission transformer,oil type transformer. * [630a Photovoltaic Power Generation , Prefabricated Solar Electric Generator](https://www.compacttransformersubstation.com/sale-10835828-630a-photovoltaic-power-generation-prefabricated-solar-electric-generator.html): Keywords: packaged transformer substation,power distribution substation. * [Indoor 10 KV Three phase Resin Cast Dry - type Power Distribution Transformer](https://www.compacttransformersubstation.com/sale-10019343-indoor-10-kv-three-phase-resin-cast-dry-type-power-distribution-transformer.html): Keywords: three phase dry type transformer,dry type distribution transformer. * [35kV High Voltage Prefabricated / Compact / Combined Transformer Substation](https://www.compacttransformersubstation.com/sale-9906213-35kv-high-voltage-prefabricated-compact-combined-transformer-substation.html): Keywords: power distribution substation,packaged transformer substation. * [Vacuum Circuit Breaker Metal Clad Switchgear , Middle Voltage Switchgear](https://www.compacttransformersubstation.com/sale-10860077-vacuum-circuit-breaker-metal-clad-switchgear-middle-voltage-switchgear.html): Keywords: gis gas insulated switchgear,middle voltage switchgear. * [Indoor Gas - Insulated Medium Voltage Switchgear 10kV GIS Ring Main Unit Cabinet](https://www.compacttransformersubstation.com/sale-10858715-indoor-gas-insulated-medium-voltage-switchgear-10kv-gis-ring-main-unit-cabinet.html): Keywords: gis gas insulated switchgear,middle voltage switchgear. ## Case Studies & Applications * [Won the bid again for Ningbo Metro Project](https://www.compacttransformersubstation.com/cases/won-the-bid-again-for-ningbo-metro-project-144.html) * [Acceptance Test for Medium Voltage Products by Malaysian Customers](https://www.compacttransformersubstation.com/cases/acceptance-test-for-medium-voltage-products-by-malaysian-customers-143.html) * [Three new products passed the type test](https://www.compacttransformersubstation.com/cases/three-new-products-passed-the-type-test-142.html) * [Delivery of 35KV Switchgear Prefabricated Substation for China Railway Construction](https://www.compacttransformersubstation.com/cases/delivery-of-35kv-switchgear-prefabricated-substation-for-china-railway-construction-141.html) * [Customer acceptance of Beijing Rail Transit Line 7 (Heizhuanghu Station)](https://www.compacttransformersubstation.com/cases/customer-acceptance-of-beijing-rail-transit-line-7-heizhuanghu-station-140.html) * [Tianan large container type prefabricated substation is put into use in China Resources Corporation](https://www.compacttransformersubstation.com/cases/tianan-large-container-type-prefabricated-substation-is-put-into-use-in-china-resources-corporation-139.html) * [Safe Operation of 33 kV GIS Substation in Bangladesh](https://www.compacttransformersubstation.com/cases/safe-operation-of-33-kv-gis-substation-in-bangladesh-138.html) * [Customer acceptance for Philippine project](https://www.compacttransformersubstation.com/cases/customer-acceptance-for-philippine-project-137.html) * [Customer acceptance for Ethiopian project](https://www.compacttransformersubstation.com/cases/customer-acceptance-for-ethiopian-project-136.html) * [Product training for Bangladeshi technicians](https://www.compacttransformersubstation.com/cases/product-training-for-bangladeshi-technicians-135.html) ## Search Search endpoint: https://www.compacttransformersubstation.com/buy-{keyword}.html Rules: - Convert keywords to lowercase - Replace spaces with "-" - Remove special characters Users can combine keywords for more precise searches. ## News & Blog * [Tianan Complete Power Equipment Heads West, Shipping to Kazakhstan](https://www.compacttransformersubstation.com/news/tianan-complete-power-equipment-heads-west-shipping-to-kazakhstan-365211.html) * [New Opportunities for Power Equipment Export to India: Switchgear, Transformers and Compact Substations Set for Growth](https://www.compacttransformersubstation.com/news/new-opportunities-for-power-equipment-export-to-india-switchgear-transformers-and-compact-substation-212414.html) * [Visit Us at the 50th Annual National Convention & 3E XPO 2025](https://www.compacttransformersubstation.com/news/visit-us-at-the-50th-annual-national-convention-256938.html) * [Twenty-Year Journey: Tianan Electric's Power Transformer Shipment Upholds Quality Pledge](https://www.compacttransformersubstation.com/news/twenty-year-journey-tianan-electric-s-power-transformer-shipment-upholds-quality-pledge-262880.html) * [Chinese Citizens Granted Visa-Free Access to Russia](https://www.compacttransformersubstation.com/news/chinese-citizens-granted-visa-free-access-to-russia-266600.html)