Finished Transformer Workshop
Real completed units staged in orderly rows, ready for final project inspection, FAT witnessing, and international dispatch.
Country Landing Page · Nigeria
🇨🇳 Direct Hefei, China Factory Export to Nigeria (Lagos / Port Harcourt / Onne Ports). 50kVA–2500kVA 11kV & 33kV oil-immersed distribution transformers for Nigerian utilities, EPC contractors, and industrial projects. No local middlemen markup — B2B factory-direct sea freight export with 100% IEC 60076 routine test submittals.
Reference: XH-2026.
Our engineering team is preparing your proposal and CIF pricing.
Factory Facility & Verification
Direct visual proof of XinHuan's manufacturing capability in Hefei, China. Unedited photographs showing our finished distribution transformer workshop, marked finished products area, cast resin dry-type stock, and export container loading.
Real completed units staged in orderly rows, ready for final project inspection, FAT witnessing, and international dispatch.
F/H-class cast resin coils and harmonic mitigation dry-type distribution transformers in stock.
Clear production-stage segregation and routine quality verification for procurement teams prior to container packaging.
Precision silicon steel core stacking, copper coil winding assembly, and tank fabrication.
Heavy-duty vacuum autoclave drying process ensuring zero residual moisture in coil insulation.
Direct container packing and heavy-duty ocean freight loading outside our Hefei facility.
Quality & Compliance
Every transformer, compact substation, and switchgear unit is engineered under audited ISO quality management systems and type-tested according to IEC 60076 and ANSI C57 international standards.
Certified Quality Management System covering design, coil winding, vacuum drying, oil filling, and routine testing of 10kV–35kV distribution transformers.
Environmental Management System certifying low-loss eco-designed core assemblies, zero PCB insulation oil, and environmentally safe production controls.
Occupational Health and Safety Management System ensuring safety containment in high-voltage testing bays and factory assembly protocols.
Complete routine and type test records (temperature rise, impulse voltage withstand, short-circuit withstand) conducted at CNAS-accredited national research institutes.
On-site factory audit certificate by SGS / Made-in-China, verifying manufacturing premises, export capacity, assembly lines, and legal qualification.
Verified annual supply performance and delivery certificate for overseas power grid EPC and industrial infrastructure projects (Mozambique, Nigeria, Kenya, SEA).
Nigeria Market Focus
XinHuan is a China-based power transformer manufacturer exporting directly from our Hefei facility to Nigeria via Lagos (Apapa/Tin Can Island), Port Harcourt, and Onne deep-water ports. We engineer 50Hz oil-immersed distribution transformers and cast-resin dry-type units specifically compliant with Nigerian Electricity Management Services Agency (NEMSA) technical standards, Standards Organisation of Nigeria (SONCAP) certification guidelines, and local Distribution Companies (DisCos including Eko, Ikeja, IBEDC, AEDC, and EEDC) grid requirements.
We supply 50kVA to 3150kVA distribution units across Nigeria's standard 11kV and 33kV primary distribution networks with 415V/240V (3-phase 4-wire) secondary output. Engineered for Nigeria's humid tropical environment, our transformers feature heavy-duty IP54/IP55 weather-sealed corrugated tanks, high-temperature rise margins, Dyn11 vector groups, and copper or aluminum windings designed for industrial plants, estate substations, mini-grid electrification, and oil & gas facilities in Lagos, Ogun, Port Harcourt, and Kano.
| Product | Oil-Immersed Distribution Transformer |
|---|---|
| Voltage | 11kV / 33kV |
| Capacity | 50kVA–2500kVA |
| Frequency | 50Hz |
| Phase | Three phase |
| Cooling | ONAN (Oil Natural Air Natural) |
| Insulation | Class A Mineral Oil |
| Enclosure | Hermetically Sealed Corrugated Tank |
| Standard | IEC 60076 / ANSI C57.12.00 |
| Vector group | Dyn11 / Yyn0 / customized |
| Tap changer | Off-circuit tap changer (±2×2.5%) |
| Winding | Copper / aluminum |
| LV voltage | 0.4kV / 0.415kV / customized |
| Installation | Outdoor pad-mount / pole-mount / indoor |
Choose a Starting Model
These are real XinHuan product records selected for the 11kV / 33kV, 50kVA to 3150kVA scope for Nigeria projects. Open a model to compare its build, then request an exact project configuration.
Oil-Immersed Transformers · Distribution
160kVA Last-Mile Distribution Fit
Useful for lighter feeder branches, compounds, and commercial distribution sites that still need a full medium-voltage outdoor transformer package.
This 160 kVA oil-immersed distribution transformer is designed for dependable power distribution in utility, industrial, and commercial networks....
Oil-Immersed Transformers · Distribution
33kV Feeder Entry Range
A practical choice for smaller 33kV feeder points, mini-grid step-down packages, and rural utility extensions.
This 100 kVA oil-immersed distribution transformer is designed for reliable power distribution in rural utility networks, industrial feeders, and...
Oil-Immersed Transformers · Distribution
500kVA Factory and Estate Supply
A strong mid-range fit for workshops, estates, commercial compounds, and site distribution packages running on 11kV supply.
This 500 kVA oil-immersed distribution transformer is designed for dependable power distribution in utility, industrial, and commercial networks....
Oil-Immersed Transformers · Distribution
500kVA 33kV Utility Reinforcement
A solid fit where 33kV intake and medium-load reinforcement are more important than very high kVA blocks.
This 500 kVA oil-immersed distribution transformer is designed for reliable power distribution in rural utility networks, industrial feeders, and...
Oil-Immersed Transformers · Distribution
1000kVA Project Substation Scope
Suitable for larger industrial loads, oil and gas sites, and utility-backed network reinforcement packages.
This 1000 kVA oil-immersed distribution transformer is designed for dependable power distribution in utility, industrial, and commercial networks....
Local Market Notes
Nigeria enquiries often start with the incoming feeder voltage, LV output, and whether the project is for a mini-grid, estate, factory, utility, or oil and gas distribution package.
Buyers usually want clear accessory scope early, especially arrester, fuse, cable box, metering, CT/PT, and protection-panel coordination for site delivery and local approval.
Port planning matters up front because Lagos/Apapa, Onne, or Port Harcourt routing can affect packing method, inland trucking, and delivery timing.
Procurement Notes
Prepare the single-line diagram, required HV/LV ratio, vector group, and site installation condition before requesting the final quote.
If utility review is involved, note the nameplate requirements, loss expectation, tap range, and any preferred accessory brand or layout.
Tell us whether you need skid base, wooden crate, or container loading guidance for inland delivery after port arrival.
Quote Checklist
Rated voltage and LV output
Required kVA for each unit
Quantity and delivery schedule
Destination port and final inland location
Outdoor or indoor installation details
Any required accessories, drawings, or approval documents
Engineering Submittal & Layout Workbench
Select your equipment type and capacity to inspect verified GA engineering CAD line drawings, Single Line Diagrams (SLD), dimensions (L × W × H), roller gauge, and submittal clearances before procurement.
International utility & industrial submittal specifications
| Overall Length (L) | 1,750 mm |
|---|---|
| Overall Width (W) | 1,120 mm |
| Overall Height (H) | 1,780 mm |
| Roller Wheel Track Gauge (D) | 820 mm |
| Total Equipment Net Weight | 3,820 kg |
| Min Substation Clearance | 1,000 mm surrounding |
| Rated Voltage / System | 11 kV / 33 kV Dual Primary |
| Applicable Standard | IEC 60076-1 / IEEE C57 |
Full CAD DXF/DWG vector footprints, 3D STEP models, and custom project submittals provided within 2 hours upon request.
Reference Visuals
Nigeria Reference
A real Nigeria shipment that helps local buyers see packing style, build form, and outdoor distribution suitability.
Site-Fit Visual
Useful for buyers comparing nameplate class, tank form, and practical fit for estates, workshops, and feeder-side distribution.
Tender & Approval Support
Quotation-stage nameplate and document-scope confirmation
Routine test references and factory inspection coordination
Packing list, commercial invoice, and shipping mark support
Accessory list for arrester, fuse, cable box, or panel coordination
Tell us about any drawing, packing, or accessory requirements in the first RFQ. Detailed design drawings and final approval documents are scoped after commercial terms and project requirements are agreed.
Applications
Industrial factory, steel mill & manufacturing plant substation power supply
Residential estate, commercial complex & IPP (Independent Power Producer) distribution substations
NEMSA-compliant DisCo (Eko, Ikeja, IBEDC, AEDC) feeder injection & network reinforcement
Off-grid & mini-grid solar hybrid transformer step-up packages across rural states
Oil & gas downstream facility distribution with SONCAP clearance and complete export test submittals
Delivery & Ports
Direct ocean freight shipping to Lagos (Apapa / Tin Can), Port Harcourt, or Onne ports with SONCAP clearance certificates, Form M support, and complete export documentation.
Common Nigeria project requirements include 500kVA and 1000kVA 11kV/0.415kV & 33kV/0.415kV units for industrial estate distribution and feeder injection substations.
Why XinHuan
Factory-direct quotation support eliminating local trading markup for Nigerian EPC contractors and industrial buyers
Full compliance with NEMSA technical guidelines and 11kV / 33kV DisCo grid connection specifications
Tropicalized design with IP54 outdoor protection, high-efficiency silicon steel core, and ONAN cooling
SONCAP product certificate support, Form M documentation, and complete IEC 60076 routine test packages
Project Fit
Mini-grid rollout, utility distribution, industrial feeders, and oil & gas support power.
Standard page scope: oil-immersed distribution transformers, 11kV / 33kV, 50kVA–1000kVA, three phase, 50Hz, ONAN cooling, copper/aluminum winding options, Dyn11 / Yyn0 / customized vector group, off-circuit tap changer, and outdoor or indoor installation.
Factory & Testing
Factory tours, transformer testing, and production walkthroughs straight from our Hefei manufacturing base.
Hefei manufacturing base, automated workshops, and high-voltage testing laboratory.
100% IEC 60076 voltage ratio, winding resistance, and dielectric routine testing.
Epoxy resin vacuum casting, partial discharge testing, and temperature monitoring.
Compact outdoor substation assembly with loop-feed and dead-front safety design.
Automated coil winding, precision core stacking, and vacuum drying chambers.
Vacuum circuit breakers, copper busbar routing, and relay protection cabinets.
Prefabricated kiosk substation panel wiring, RMU integration, and LV distribution.
Copper foil winding, vacuum resin casting molds, and core-coil assembly.
Engineering Quality Assurance
All XinHuan transformers undergo 100% factory routine testing, dielectric voltage withstand tests, and partial discharge inspection before dispatch.
Engineering Submittal Package
Need CAD outline packs or type test reports for consultant approval in Nigeria?
Request Technical CAD & Spec PackSpecialized Substation & Power
Explore specialized XinHuan power equipment solutions for emergency substations, SF6 gas-insulated distribution, and renewable BESS energy storage.
Trailer and skid-mounted mobile substations with integrated HV/LV switchgear, protection panels, and fast-coupling terminals for emergency grid restoration and remote mining.
Hermetically sealed 12kV SF6 gas-insulated compact switchgear and Ring Main Unit (RMU) for urban distribution vaults, indoor substations, and harsh environments.
Specialized inverter-duty step-up transformers with K-factor harmonic isolation and split low-voltage windings for utility-scale solar PV and BESS battery storage plants.
Related Internal Links
Use the nearest matching page for specifications, category browsing, or quotation follow-up.
Nigeria RFQ CTA
Send your primary voltage (11kV / 33kV), kVA rating, quantity, target DisCo approval requirements, and destination port (Lagos/Onne) for an immediate factory CIF quote.
FAQ
Yes, our transformers for Nigeria are engineered for 50Hz frequency, 11kV / 33kV primary voltage, and 415V 4-wire secondary output in full compliance with NEMSA guidelines.
We support SONCAP certification and provide all necessary testing reports and invoices required for Form M processing and Nigerian Customs clearance.
The most common distribution sizes in Nigeria are 200kVA, 300kVA, 500kVA, 1000kVA, and 1500kVA for industrial and residential estate substations.
Yes, we supply complete Routine Test Certificates (IEC 60076), CAD dimension submittals, and schematic diagrams for engineer/consultant approval.
Ocean shipping from China to Lagos (Apapa/Tin Can) or Onne ports typically takes 30-42 days.
Send your kVA rating, voltage ratio (e.g. 33kV/0.415kV), vector group, and destination port for an immediate factory CIF quote.
Direct Contact & Instant RFQ
Contact us directly via WhatsApp, email, or fill out the quick RFQ form below for a fast response from our engineering team.
Reference ID:
Our engineering and export team will email or WhatsApp you detailed technical drawings and CIF pricing within 2 hours.