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S11-M Series 10kv Oil-Immersed Power Distribution Transformer

Name: S11-M Series 10kv Oil-Immersed Power Distribution Transformer
Brand: Bokong Electric Co., Ltd.
SKU: 2327259325

Zhejiang, ChinaBokong Electric Co., Ltd.

US$200.00

1 Piece

Product profile

Customization

Available

Application

Electronic

Phase

Three

Model NO.

S11-M-40/10

Core

Core-type Transformer

Cooling Method

Oil-immersed Type Transformer

Certification

ISO9001-2000, ISO9001, CCC

Usage

Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer

Frequency Characteristics

Power Frequency

Shape of Core

Brand

Bokong / OEM

Frequency

50/60 Hz

Insulation Medium

Transformer Oil

Installation

Outdoor / Indoor

Brand

Bokong / OEM

Transport Package

Wooden

Trademark

BOK

Origin

China

Production Capacity

5000 Pieces/Year

Key features

High Efficiency Optimized magnetic core and winding design helps reduce energy losses.

Reliable Operation Designed for stable and continuous power distribution applications.

Oil-Immersed Cooling Transformer oil provides effective insulation and heat dissipation.

Flexible Configuration Rated voltage, capacity, connection group and other parameters can be customized.

Wide Applications Suitable for industrial plants, commercial buildings, substations and utility distribution systems.

Professional Manufacturing Manufactured according to applicable IEC and GB standards with strict quality control.

Company profile

Years of Export ExperienceImporters and ExportersHigh Repeat Buyers ChoiceExhibition Experience

Bokong Electric Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryBokong Electric Co., Ltd. is a China-based limited company established in 2011 and located in Yueqing, Zhejiang. It is described as a technology-based enterprise engaged in the research, production, sales, and service of power transmission and transformation equipment rated at 35KV and below. Its offerings include transformer substations, switchgear, ring main units, and distribution cabinets. The supplier reports ISO9001:2015 and ISO14001:2015 certifications and 14 years of combined R&D engineer experience. Its products are stated to be used by domestic power companies, power stations, petroleum and chemical enterprises, factories, mining businesses, and real estate projects. An SGS audit record is provided with validity from July 10, 2025 to July 9, 2026, but the audit result is not interpretable from the coded value supplied. Outsourcing, inventory, overseas services, OEM/ODM, SDK, quality assurance, traceability, and related capabilities remain unknown. No financial data is included in this assessment.

Supplier typeThe supplier is identified as a limited company and a trade company in the manufacturing industry. Its stated operations include R&D, production, sales, and service of power transmission and transformation equipment rated at 35KV and below, indicating a combined trading and industrial-business profile.

CertificationsThe supplier reports ISO9001:2015 and ISO14001:2015 certificates. An SGS audit record is also listed as valid from July 10, 2025 to July 9, 2026, although the supplied coded audit result cannot be interpreted as pass or fail.

After-Sales capabilityThe supplier explicitly claims comprehensive after-sales service and says its products have received unanimous praise from users. However, no specific service process, response standard, service coverage, or overseas support capability is provided.

R&D capabilityThe supplier describes itself as technology-based, engaged in R&D, and continuously increasing technology investment. It also reports 14 years of combined R&D engineer experience, but specific new-product results, patents, or technical performance evidence are not provided.

Production capacityThe supplier states that it conducts production of power transmission and transformation equipment up to 35KV, and its primary products include substations, switchgear, ring main units, and distribution cabinets. Outsourcing procedures, manufacturing contracts, inventory capacity, and related operational capabilities are marked unknown, so production scale and fulfillment capacity cannot be fully evaluated.

Client casesThe supplier states that its products are used by domestic power companies, power stations, petroleum and chemical enterprises, factories, mining businesses, and real estate projects. These are described as industry applications, but named customers, project details, and verifiable case documentation are not provided.

Product Q&A

Q:What is the rated capacity of this transformer?

The standard model S11-M-50/10 has a rated capacity of 50kVA. Other capacities can be customized according to the customer's requirements.

Q:What cooling method does the transformer use?

The oil-immersed transformer normally uses ONAN (Oil Natural Air Natural) cooling, providing reliable heat dissipation during normal operation.

Q:Can you customize the transformer?

Yes. We support customized solutions, including rated voltage, capacity, frequency, winding material, connection group, impedance, tap range and other technical requirements.

Q:What standards does the transformer comply with?

Our transformers can be manufactured according to applicable IEC and GB standards, depending on the project requirements and destination market.

Q:What is the typical application of an oil-immersed transformer?

It is widely used in industrial plants, commercial buildings, substations, infrastructure projects, utility distribution systems and other medium-voltage power distribution applications.