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Reliable Oil-Immersed Transformer Source Factories | Wholesale HV Oil-Filled Transformer

Connect with trusted oil-immersed transformer source factories! We select manufacturers offering IEC/ANSI certified oil-filled transformers, high-temperature resistance, low energy loss, and global after-sales support. Direct factory pricing for bulk orders—ideal for large-scale power projects.
Whole life care manager
Negotiable
34.5kV 35kV 38.5kV 45kV On-Load and Off-Circuit Tap-Changing Oil-Immersed Power Transformers for stable voltage regulation and reliable grid performance.
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
We are a professional manufacturer of 10kV and 35kV oil-immersed electric furnace transformers, with high current, low impedance and on-load tap changing, widely used in steel, ferroalloy, etc., providing reliable power solutions.
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
Customization 220kV 225kV 230kV 245kV Class oil-immersed three-phase Power transformer; oil-immersed transformer
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
230kV 245kV 275kV 330kV Class Core-type oil-immersed power transformer Original Manufacturer; oil-immersed transformer
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
Customization 363kV 345kV 400kV 550kV Class High Voltage oil-immersed Power transformer, oil-immersed transformer
18yrs 500-1000 employees 108000m²+m² US$+
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Whole life care manager
Negotiable
H61 33/0.4kV 630kVA high voltage oil-immersed distribution transformer—efficient, reliable for industrial/commercial power distribution. Core specs & oil-immersed advantage, ideal for grid projects.
13yrs 60000+m² US$+
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Whole life care manager
Negotiable
Factory supply 10.5kV/11kV/33kV/35kV/44kV pole-mounted high voltage oil-immersed toroidal power transformers—compact, efficient, ideal for outdoor distribution. Trusted manufacturer for reliable power solutions.
13yrs 60000+m² US$+
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Whole life care manager
Negotiable
15kV/24kV/33kV/44kV high voltage oil-immersed toroidal transformer—compact toroidal structure, low power loss, efficient power transmission. Ideal for enterprise & engineering power distribution needs. Trusted solution for stable high-voltage supply.
13yrs 60000+m² US$+
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Whole life care manager
Negotiable
13.8kV/22kV Pole-Mounted High Voltage Toroidal Power Transformer: Compact design for pole installation, featuring high efficiency, energy saving, safety and stability. Ideal for reliable power transmission scenarios.
13yrs 60000+m² US$+
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Whole life care manager
Negotiable
Professional manufacturer of 6.3kV /10.5kV/11kV/13.2kV/13.8kV/15kV/33kV oil immersed power distribution transformers with H59/H61 copper components—reliable and customized for your power needs.
13yrs 60000+m² US$+
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