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Reliable Grounding/Earthing Transformer Source Factories | Wholesale HV Earthing Transformer

Source ISO/IEC certified grounding/earthing transformers directly from verified factories! Our manufacturers offer zero-sequence current handling, robust design, corrosion resistance, and global shipping. Factory-direct pricing for power system safety & grounding projects worldwide.
Whole life care manager
Negotiable
China manufacturer: 11kV/15kV/20kV/22kV three-phase oil-immersed earthing transformers. IEC/IEEE compliant, ZN winding, stable MV grid grounding, custom specs available.
13yrs 60000+m² US$+
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Whole life care manager
Negotiable
Rockwill Customization 66kV 88kV 110kV 132kV Three Phase Z-type winding Oil-Immersed Earthing Transformer source manufacturer provides neutral grounding for power systems compliance with IEC standards.
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
Customization Three-phase 11kV 20kV 22kV 30kV grounding transformers for power systems, reliable earthing solutions, high-quality electrical equipment.
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
Neutral Earthing Transformer(NET)High short-circuit withstand capacity Oil-immersed Grounding Transformer 3.3kV 6kV 11kV 15kV 20kV 22kV 30kV 33kV 34.5kV 36kV 44kV direct supply Manufacturing Industry
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
Rockwill 20kV 44kV 145kV 150kV Three Phase Oil-Immersed Neutral Earthing Transformer Custom Factory Three-phase zigzag winding design with low zero-sequence impedance
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
Rockwill 35kV 36kV 44kV 66kV Three Phase Cast Resin Dry Type Zigzag (Z-Type) Grounding Transformer Dry-type neutral grounding solution with full arc suppression coil capacity.
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
6kV 6.3kV 6.6kV 10kV 10.5kV 11kV Neutral Grounding/earthing Transformer Dry Type Power Transformer direct supply with epoxy resin casting, establishing neutral points for grid grounding protection systems.
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
34.5kV 35KV 88kV 110kV Three Phase Zig-Zag Type Oil-Immersed Earthing Transformer source manufacturer featuring a zig-zag connection to provide a stable neutral point and enhance ground fault protection.
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
Rockwill’s 22kV 30kV 33kV 66kV Three phase Oil Immersed Grounding /Earthing Transformer ensures a stable neutral point and limits overvoltages in MV systems, using a zig-zag winding for reliable fault protection.
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
Customization 6kV 10kV 20kV 22kV 33kV Oil-Immersed High-Voltage Side-Mounted Grounding Transformer source manufacturer creates a compact artificial neutral point for ungrounded systems with space-saving side bushings.
13yrs 60000+m² US$+
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