# Battery Energy Storage (BESS) Transformers - Renewable Energy Transformers (PV, Wind & BESS)

> Verify configuration-specific ratings and compliance in the manufacturer documentation.

> Power/rating scope: 1 MVA - 8 MVA | Voltage scope: 34.5 kV - 35 kV / 0.6 kV - 0.8 kV

**Canonical:** https://voltformer.com/category/renewable-energy-transformers/bess-battery-storage-transformers - markdown: https://voltformer.com/category/renewable-energy-transformers/bess-battery-storage-transformers.md

## Parent

[Renewable Energy Transformers (PV, Wind & BESS)](https://voltformer.com/category/renewable-energy-transformers.md): Multi-winding, harmonic-tolerant step-up transformers for solar (PV), wind and battery storage (BESS) plants.

## Sample Products

- [VF-TBEA-BES-2500-35 - TBEA 2500 kVA 35/0.65 kV Bidirectional 4-Quadrant Battery Storage (BESS) Transformer](https://voltformer.com/product/tbea-2500-kva-35-0-65-kv-bidirectional-4-quadrant-battery-storage-bess-transformer.md)
- [VF-MY-BESS-4000-35 - Mingyang 4000 kVA 35/0.69-0.69 kV Bidirectional 4-Quadrant BESS Battery Storage Transformer](https://voltformer.com/product/mingyang-4000-kva-35-0-69-0-69-kv-bidirectional-4-quadrant-bess-battery-storage-transformer.md)
- [VF-ZG-BESS-5000-35 - Zhiguang 5000 kVA 35/0.69-0.69 kV Cascaded High-Voltage BESS Storage Transformer](https://voltformer.com/product/zhiguang-5000-kva-35-0-69-0-69-kv-cascaded-high-voltage-bess-storage-transformer.md)
- [VF-HE-BESS-2500-35 - Hitachi Energy BESS Power-Conversion Transformer 2500 kVA 35/0.69 kV](https://voltformer.com/product/hitachi-energy-2500-kva-35-kv-bess-power-conversion-transformer.md)
- [VF-GEV-FLEX-BESS-2500-345 - GE Vernova FLEXINVERTER BESS Power Station MV Transformer 2500 kVA](https://voltformer.com/product/ge-vernova-flexinverter-bess-mv-transformer-2500-kva.md)
- [VF-HE-BESS-4000-345 - Hitachi Energy BESS Power-Conversion Transformer 4000 kVA 34.5/0.69 kV](https://voltformer.com/product/hitachi-energy-4000-kva-34-5-kv-bess-transformer.md)
- [VF-GEV-FLEX-BESS-3500-345 - GE Vernova FLEXINVERTER BESS MV Transformer 3500 kVA 34.5/0.69 kV](https://voltformer.com/product/ge-vernova-flexinverter-bess-3500-kva-transformer.md)

## Technical specializations

- **Bi-directional Four-Quadrant Battery Storage Transformer** - Verify configuration-specific ratings and compliance in the manufacturer documentation.

## Official sources

- https://webstore.iec.ch/en/publication/599

- **Last reviewed:** 2026-09-13

## RFQ

Use the family-specific tools in [the tool reference](https://voltformer.com/tool-reference.md) and the canonical taxonomy at https://voltformer.com/agent-catalog.json. Sub-category: bess-battery-storage-transformers. The transformer query's subCategory parameter applies only to transformer families. Authenticate and obtain explicit confirmation before RFQ submission.