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Electric Transformer Source Factories | Wholesale Power Transformer Platform

Discover verified electric transformer source factories on our vertical platform! We gather top-tier manufacturers offering ISO/IEC/ANSI certified power transformers, custom specifications, low energy loss, OEM/ODM support, and global shipping. Skip middlemen—source directly from reliable factories for power transmission & distribution projects worldwide.
Customization 220kV 225kV 230kV 245kV Class oil-immersed three-phase Power transformer
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Customization 220kV 225kV 230kV 245kV Class oil-immersed three-phase Power transformer
Negotiable
Customization 220kV 225kV 230kV 245kV Class oil-immersed three-phase Power transformer; oil-immersed transformer
ROCKWILL
18yrs 500-1000 employees 108000m²+m² US$+
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230kV 245kV 275kV 330kV Class Core-type oil-immersed power transformer Original Manufacturer
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230kV 245kV 275kV 330kV Class Core-type oil-immersed power transformer Original Manufacturer
Negotiable
230kV 245kV 275kV 330kV Class Core-type oil-immersed power transformer Original Manufacturer; oil-immersed transformer
ROCKWILL
18yrs 500-1000 employees 108000m²+m² US$+
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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
Negotiable
Customization 363kV 345kV 400kV 550kV Class High Voltage oil-immersed Power transformer, oil-immersed transformer
ROCKWILL
18yrs 500-1000 employees 108000m²+m² US$+
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TCR Shunt Reactors for SVC
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TCR Shunt Reactors for SVC
Negotiable
TCR Shunt Reactors for SVC: Enhance power quality, stabilize voltage. Ideal for dynamic reactive power compensation in industrial grids. High - performance, reliable solutions.
ROCKWILL
18yrs 500-1000 employees 108000m²+m² US$+
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45-12000 kVA Three-phase pad-mounted transformers
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45-12000 kVA Three-phase pad-mounted transformers
Negotiable
Explore 45 - 12000 kVA three-phase pad-mounted transformers. Reliable, efficient, and ideal for various power distribution needs
Vziman
15yrs 100-500 10000+m² US$+
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15kV Three-phase Oil-immersed Power Distribution Transformer
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15kV Three-phase Oil-immersed Power Distribution Transformer
Negotiable
15kV Three-phase Oil-immersed Power Distribution Transformer
Vziman
15yrs 100-500 10000+m² US$+
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33-38kV Dry-type Distribution Transformer 800kVA/1000kVA/1250kVA/1500kVA
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33-38kV Dry-type Distribution Transformer 800kVA/1000kVA/1250kVA/1500kVA
Negotiable
33-38kV Dry-type Distribution Transformer 800kVA/1000kVA/1250kVA/1500kVA
Vziman
15yrs 100-500 10000+m² US$+
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Automatic Tap - Changing Voltage Regulator – 7.62 kV 11kV 13.8 kV 14.4 kV 19.92 kV 34.5 kV, IEEE compliant for Power Industry
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Automatic Tap - Changing Voltage Regulator – 7.62 kV 11kV 13.8 kV 14.4 kV 19.92 kV 34.5 kV, IEEE compliant for Power Industry
Negotiable
Automatic Tap - Changing Voltage RegulatorContinuous / Step voltage regulation Single-phase overhead voltage regulator 7.62 kV 13.8 kV 14.4 kV 19.92 kV 34.5 kVsingle phase – IEEE C57.12 for Power Industry
ROCKWILL
18yrs 500-1000 employees 108000m²+m² US$+
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13.2kV 13.8kV 14.4kV 19.92kV IEC Standard voltage regulator control compliant for Industrial Manufacturing Industry
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13.2kV 13.8kV 14.4kV 19.92kV IEC Standard voltage regulator control compliant for Industrial Manufacturing Industry
Negotiable
Pole - Mounted Single - phase Step Voltage Regulator Precise output voltage regulation voltage regulator control 13.2kV 13.8kV 14.4kV 19.92kV – direct supply – IEEE C57.12 for Industrial Manufacturing Industry
ROCKWILL
18yrs 500-1000 employees 108000m²+m² US$+
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13.2kV 14.4kV 19.92 kV 33kV 34.5 kV Single Phase Pole Mounted voltage regulator control for Precise output voltage regulation
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13.2kV 14.4kV 19.92 kV 33kV 34.5 kV Single Phase Pole Mounted voltage regulator control for Precise output voltage regulation
Negotiable
Pole - Mounted Single - phase Step Voltage RegulatorPrecise output voltage regulation voltage regulator control 7.62 kV 13.8 kV 14.4 kV 19.92 kV 34.5 kVsingle phase – IEC 60038、IEC 60076 for Power Industry
ROCKWILL
18yrs 500-1000 employees 108000m²+m² US$+
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