Image for illustration. Real photos and verification video are sent with the quote.
Est. dispatch in 3–5 days
Oil-immersed distribution transformer S13/S22, 50–2500 kVA
Oil-immersed distribution transformer for solar plants and substations. IEC/GOST-certified Chinese manufacturing, project coordination by Apex Export.
Inverter compatibility
| Inverter | Channel | Dispatch |
|---|
Data from manufacturer catalogues. Model not listed? Send a photo of the nameplate — we will check.
Specifications
| Capacity range | 50 / 100 / 160 / 250 / 400 / 630 / 800 / 1000 / 1250 / 1600 / 2000 / 2500 kVA |
|---|---|
| Voltage ratio | 10(11)/0.4 kV · 35/0.4 kV · 6/0.4 kV (custom) |
| Vector group | Dyn11 / Yyn0 |
| Cooling | ONAN (oil-immersed, air natural) |
| Standard | IEC 60076, GOST compatibility |
| Loss level | S13 (low loss) / S22 (ultra-low loss, amorphous option) |
| Ambient | −25…+50 °C, dust-resistant design for Central Asia |
Delivery commitment
Production 15–25 days · Sea+rail to Central Asia 30–45 days · Total door-to-door typically 50–70 days. Single-unit air freight possible for urgent dry-type units — ask per project.
Project coordination by Apex Export
Why Apex for transformers — our parent group procures and commissions transformers for its own GW-scale plants. We provide: specification review, factory audit, witness testing, and shipment supervision.
Certification
IEC 60076 test reports and GOST-Uz / EAC conformity documentation coordinated per order — certificate scope confirmed with the factory before contract.
Payment terms
Payment: 30% deposit + 70% before shipment (first orders). Large units: milestone payments per production stages with factory audit reports.
Pre-dispatch verification
- Serial-number video check
- Chip marking & board revision photos
- We never sell refurbished parts
FAQ
How to order S13/S22 and what is the price?
Prices are not published — we quote on request. State capacity, voltage ratio, quantity and destination country; we reply within 24 hours, handled by a project manager.
Delivery time to Central Asia?
Production 15–25 days · Sea+rail to Central Asia 30–45 days · Total door-to-door typically 50–70 days. Single-unit air freight possible for urgent dry-type units — ask per project.
Certification for Uzbekistan and Kazakhstan?
IEC 60076 test reports and GOST-Uz / EAC conformity documentation coordinated per order — certificate scope confirmed with the factory before contract.
Payment terms?
Payment: 30% deposit + 70% before shipment (first orders). Large units: milestone payments per production stages with factory audit reports.
Request a price for this part
Send a photo of the inverter nameplate — we will identify the exact part number within 1 business day.