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Power & Distribution Transformer Factory | Wholesale Custom HV LV Electric Transformer Manufacturer

Power & Distribution Transformer Factory | Wholesale Custom HV LV Electric Transformer Manufacturer
Power & Distribution Transformer Factory | Wholesale Custom HV LV Electric Transformer Manufacturer
Power & Distribution Transformer Factory | Wholesale Custom HV LV Electric Transformer Manufacturer
Power & Distribution Transformer Factory | Wholesale Custom HV LV Electric Transformer Manufacturer
Power & Distribution Transformer Factory | Wholesale Custom HV LV Electric Transformer Manufacturer
Source high-quality power & distribution transformers from verified direct manufacturers. Our HV/LV transformers comply with IEC 60076, ISO, ANSI standards, including oil immersed and dry type models with ultra-low no-load loss. We offer full OEM & ODM customization, flexible voltage transformation ratios, third-party test certificates and global bulk shipping. No middlemen, competitive factory pricing for grid power transmission, industrial mining, commercial building and residential distribution projects across all countries.

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Three-phase gas-insulated transformer for substations
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Three-phase gas-insulated transformer for substations
$528,000.00
75MVA 220kV three-phase gas-insulated transformer (GTI): Compact SF6-insulated design, non-flammable, reliable for substations and power grids
ROCKWILL
Access Validation 18yrs 500-1000 108000+m² US$150,000,000+
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Customization 363kV 345kV 400kV 550kV Class High Voltage oil-immersed Power transformer
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Customization 363kV 345kV 400kV 550kV Class High Voltage oil-immersed Power transformer
$412,000.00 ~ $746,000.00
363-550kV class oil-immersed power transformer: step up or step down for long-distance EHV bulk transmission in substations and grid connections.
ROCKWILL
Access Validation 18yrs 500-1000 108000+m² US$150,000,000+
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230kV 245kV 275kV 330kV Class Core-type oil-immersed power transformer Original Manufacturer
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230kV 245kV 275kV 330kV Class Core-type oil-immersed power transformer Original Manufacturer
$332,000.00 ~ $632,000.00
IEC/IEC-compliant 230–330kV core-type oil-immersed power transformers for grid substations and long-distance power transmission.
ROCKWILL
Access Validation 18yrs 500-1000 108000+m² US$150,000,000+
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Electric furnace transformer for Rock wool-35kV
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Electric furnace transformer for Rock wool-35kV
$274,000.00
Rock wool electric furnace transformer: Reliable power for rock wool production. Efficient, durable, ideal for high-temperature melting processes.
ROCKWILL
Access Validation 18yrs 500-1000 108000+m² US$150,000,000+
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High-Stability Ladle Refining Furnace Transformer-35kV
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High-Stability Ladle Refining Furnace Transformer-35kV
$354,000.00
HJSSPZ series ladle refining furnace transformer delivers stable low-voltage, high-current output with precision on-load regulation for LF steel refining processes.
ROCKWILL
Access Validation 18yrs 500-1000 108000+m² US$150,000,000+
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Steelmaking arc furnace transformer for Powers alloy smelting-35kV
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Steelmaking arc furnace transformer for Powers alloy smelting-35kV
$326,000.00
Steelmaking arc furnace transformer: Powers high-quality steel/alloy smelting. Stable, high-current output, robust for arc furnace demands.
ROCKWILL
Access Validation 18yrs 500-1000 108000+m² US$150,000,000+
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110kV 123kV 132kV 145kV Class Core-type oil-immersed High Voltage power transformer
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110kV 123kV 132kV 145kV Class Core-type oil-immersed High Voltage power transformer
$114,000.00 ~ $896,000.00
IEC-compliant 110–145kV three-winding oil-immersed power transformer with on-load tap-changer for substation and grid use.
ROCKWILL
Access Validation 18yrs 500-1000 108000+m² US$150,000,000+
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Electroslag furnace transformer for ESR Alloy Steel Refining-10kV or 35kV
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Electroslag furnace transformer for ESR Alloy Steel Refining-10kV or 35kV
$168,000.00
HZDSPZ series electroslag furnace transformer delivers low-voltage, reactor-free power for ESR refining of superalloys and bearing steel.
ROCKWILL
Access Validation 18yrs 500-1000 108000+m² US$150,000,000+
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Customization 50MVA 161kV 170kV 220kV transformer for power transmission
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Customization 50MVA 161kV 170kV 220kV transformer for power transmission
$426,000.00
IEC 60076 compliant 50MVA 161/170/220kV power transformer for transmission substations and grid interconnection with OLTC and smart monitoring.
ROCKWILL
Access Validation 18yrs 500-1000 108000+m² US$150,000,000+
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Single Phase Pole Mounted Electric Distribution Transformer 7.2 kV -34.5 kV
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Single Phase Pole Mounted Electric Distribution Transformer 7.2 kV -34.5 kV

$1,850.00 ~ $2,800.00
Single-phase pole mounted distribution transformer for 7.2kV to 34.5kV, delivering reliable and efficient power for residential and rural networks.
ROCKWILL
Access Validation 18yrs 500-1000 108000+m² US$150,000,000+
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