China Power Transformer Manufacturers, High-Voltage Switchgear Suppliers, Power Distribution Equipment Factory

Data Centers & Critical Facilities

We provide reliable large substation (10–60 MVA) and dry-type transformers with N+1/2N redundancy for hyperscale and Tier III/IV data centers.

Renewable Energy Integration

Our high-efficiency solar step-up transformers (≥98.7%) and low-temperature wind farm units (–40°C) support green energy projects worldwide.

North American Power Distribution

IEEE/ANSI/DOE-compliant pad-mounted and substation transformers (15–25 kV) deliver safety and performance for utility and industrial grids.

European Energy Efficiency Upgrades

EU Ecodesign-compliant transformers reduce no-load losses by up to 40%, supporting sustainable grid modernization.

Product Center

We have established long-term cooperative relations with many enterprises.

500kV Oil-Immersed One-Phase Two-Winding Power Transformer

500kV Oil-immersed Single-phase Two-winding Off-circuit Tap-changing Power Transformer

Composite Conductor

This product is a composite conductor, consisting of multiple copper/aluminum flat wires arranged according to...

Kraft Paper Insulated Winding Wires

Kraft paper-covered wire is manufactured from electrical round copper or aluminum rods that are extruded or drawn...

Nomex® Aramid Paper Insulated Winding Wire

NOMEX paper-covered wire is a winding wire manufactured by extruding or drawing electrical round copper or aluminum...

Edgewise Enameled Flat Wire

Edgewise winding enameled flat wire refers to a winding wire manufactured by coating a rectangular copper or...

Enameled Copper Aluminum Flat Wire

Enameled flat wire is manufactured by coating an annealed conductor-extruded or drawn from electrical round copper...

Enameled Copper Round Wire

Copper round wire: 0.1–6.5 mm
Aluminum round wire: 0.8–6.5 mm
If the required specifications exceed...

Polyimide Film Insulated Wires

Polyimide film-wrapped wire is produced from oxygen-free copper rods or electrical round aluminum rods through...

Product Application

Warmly welcome friends from all walks of life to visit, investigate and negotiate business!

Power Grids & Utility Infrastructure

OEM & Component Supply

Industrial & Manufacturing

Commercial, Urban & Data Centers

About Us

Trust In Grid Co., Ltd. – Your Certified & Integrated Transformer Partner

For over 30 years, Trust In Grid has been a trusted name in power transformer manufacturing. We specialize in the entire range—from single-phase and dry-type to high-voltage units up to 500kV—ensuring reliable performance for diverse applications.

Our Certifications: Your Global Access Pass
Our products are engineered to meet and exceed international standards, holding key certifications for global market entry:
√ Compliance & Safety: Full compliance with IEC, IEEE, ANSI, CSA, and DOE standards.
√ CE Mark & EU Market: Guarantees free movement within the European Economic Area.
√ ISO 9001:2015: Certifies our commitment to consistent quality management.

Learn More