What material options are available?

Brass and carbon steel are optional for customers

What specifications can you supply?

DN15, DN20, DN25 and various thread sizes are available.

What is the net weight of DN20 model?

The net weight of DN20 oil drain valve is 0.75 kg.

Can it work for outdoor substations?

Yes, anti-corrosion treatment is applied to adapt outdoor environment.

Is it necessary to empty the whole tank for oil sampling?

No, we can take oil samples directly through this valve.

Transformer Oil Drain Valve

Name: Transformer Oil Drain Valve
Brand: Xinyuan Technology (Tianjin) Co., Ltd.
SKU: 2321091995

Tianjin, ChinaXinyuan Technology (Tianjin) Co., Ltd.

US$40.00

1 Piece

Product profile

Customization

Available

Transport Package

Carton

Specification

Customizable

Model NO.

Transformer

Trademark

Xinyuan

Origin

China

HS Code

8504901900

Production Capacity

5000pieces

Key features

Dual function for oil draining and oil sample collection

Double sealing structure to avoid insulating oil leakage

Manual operation design for easy on-site control

Compact structure, easy installation on transformer tank

Available in brass or carbon steel material

Multiple thread specifications for different transformers

Stable sealing performance under long-term static pressure

Convenient oil sampling without tank opening

Anti-corrosion surface treatment for outdoor substations

Small volume and low space occupation

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Xinyuan Technology (Tianjin) Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 1 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤8.34h

About Our Factory & Business Background

AddressNo. 5, Erwei Road, Jingbao Sub-park, Tianjin Pharmaceutical & Medical Device Industrial Park, Beichen District, Tianjin, P. R. China

Plant Area2000 square meters

Number of Employees6

Registered Capital1,000,000 RMB

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity200 Kg

Supply Chain Partners5

Our Production Capability & Technical Expertise

Main ProductsTransformer Insulating Materials

Production Lines1

Production MachinesCNC engraving machine, Cutter saw, Flat plate pulling machine, Numerical Control Machining Center, Precision sliding saw

QA/QC inspectors1 people

Inspection Type for Finished ProductsRandom inspection(Visual inspection)

Inspection Method for Finished ProductsFinished product checked by packing staff

R&D Engineers1 people

Traceability of Raw MaterialsNo

Our Industry Experience & Global Business Record

Year of Establishment2026-03-09

Main MarketsDomestic

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff2

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What is this product called?

It is transformer oil drain & sampling valve, specially fitted on oil immersed transformer tank.

Q:Where is this drain valve installed?

It is mounted at the bottom of transformer tank.

Q:What are its main functions?

It can drain insulating oil and collect oil samples for laboratory testing.

Q:Does this valve have anti-leakage design?

Yes, it adopts double sealing structure to prevent oil leakage.

Q:How to operate this oil drain valve?

It is manually operated, simple and convenient for field use.

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Transformer Oil Drain Valve