What is the minimum order quantity (MOQ)?

The Minimum Order Quantity is 1 Set.

What is the average lead time for production?

The average lead time is within 15 workdays for both peak season and off-season.

How is the quality of the finished products ensured?

Finished products undergo 100% inspection, including visual and function inspection, with strict traceability of raw materials.

Advanced Omi Series Magnetic Interrupter for Transformer Protection

Name: Advanced Omi Series Magnetic Interrupter for Transformer Protection
Brand: Shanghai Daohuang Electric Co., Ltd.
SKU: 2280001065

Shanghai, ChinaShanghai Daohuang Electric Co., Ltd.

US$150.00-250.00

3 Pieces

Sample price:US$179.00/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

High Voltage Circuit Breakers

Operation

Manual Type

Model NO.

OMI

Speed

High-Speed Circuit Breaker

Arc-extinguishing Medium

Oil-immersed Type

Installation

Fixed

Structure

Oil Immersed Interrputer

Poles Number

Type

Circuit Breaker

Function

Overcurrent Protection, Overtemp Protection, Low-Oil Level Protection

Transport Package

Box

Specification

270x200

Trademark

Daohuang

Origin

China

Key features

Reusable & Self-Recovering: No component replacement needed after protection action; resets quickly for repeated use.

Comprehensive Protection: Protects against overcurrent, high oil temperature, and low oil levels in oil-filled transformers.

High Breaking Capacity: Rated voltage 23kV AC; withstand 55kV BIL; interrupting current up to 2100A at 12kV.

Manual Load Switch: Allows manual breaking/closing of load current via opening/closing handle for easy operation.

Flexible Customization: Supports OEM/ODM services with customization from samples, designs, and flexible options.

Optional Advanced Functions: Available optional kits for emergency overload protection, dual voltage protection, and low oil level lock.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-season periods.

100% Quality Inspection: Finished products undergo 100% visual and function inspection with strict traceability.

Company profile

R&D CapabilitiesFast DeliveryImporters and Exporters

Shanghai Daohuang Electric Co., Ltd.

Shanghai, 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: 4 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.77h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company in Shanghai with a stated scope covering mechanical parts and component processing, technical services, technology development, and electronic and electromechanical product sales. It reports professional technical R&D capability, 3D software design, customization, ODM, and OEM services, as well as new product development during the past year. Quality-related procedures include corrective and preventive actions, complaint handling, quality assurance, and raw-material traceability. However, the supplier reports no valid manufacturing-capacity contract with affiliated subcontractors, no inventory, overseas warehouse, overseas showroom, overseas agents or branches, or SDK availability. Financial evidence is insufficient because the provided figures are non-informative placeholders and no monetary data is presented. Customer-specific cases and certifications are not documented.

Supplier typeThe supplier is classified as a trading company located in Songjiang District, Shanghai. Its stated business scope also includes mechanical parts and component processing, technical services, technology development, consulting, and sales of electronic and electromechanical products, indicating a trading-oriented entity with technical-service activities.

After-Sales capabilityThe supplier has clear procedures and records for corrective and preventive actions and customer complaint handling, supported by quality assurance and raw-material traceability. However, it has no overseas agents or branches, serves no stated overseas countries, and its supplier-service assessment procedure has written procedures but no records, so the documented capability is stronger for internal service processes than for international after-sales coverage.

R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, new product development within the past year, and ODM capability. It does not have an available SDK, but the documented product-development and design capabilities support a positive innovation assessment.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. Its reported ODM service further supports the ability to provide design-based customized solutions.

Client casesThe supplier states that it provides OEM services for popular brands, which is evidence of experience serving recognized-brand customers. However, no customer names, project descriptions, products, or verifiable case details are supplied.

Product Q&A

Q:Is the OMI interrupter reusable after protection?

Yes, it is self-recovering and reusable. After protection action, it can be put back into operation without replacing any components.

Q:What types of protection does the OMI interrupter offer?

It provides overcurrent protection, high oil temperature protection, and low oil level protection. Optional kits can add emergency overload and dual voltage protection.

Q:Can the interrupter handle manual load switching?

Yes, it has the ability to make/break load current. Users can operate the opening/closing handle to conveniently put the transformer into or out of operation.

Q:What are the electrical parameters for the 23kV model?

Rated Voltage: 23kV AC; Withstand Voltage: 55kV BIL; Rated Current: 35A; Interrupting Current: 500A (Symmetric effective value).

Q:Does the manufacturer offer OEM or ODM services?

Yes, OEM and ODM services are available. Customization options include samples, designs, full customization, minor customization, and flexible customization.