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Advanced De-Energized Tap Changer Switch for Oil Transformers
US$22.99-46.99
3 Pieces
Sample price:US$36.00/piece.Request sample
Product profile
Customization
AvailableType
High-voltageInstallation
Indoor High-voltageModel NO.
DTPOperation
ManualGrounding Mode
Not GroundingMovement Mode
Vertical Rotary TypeNumber of Poles
MultiGrounding
Un GroundedBrand
DaohuangTrademark
DaohuangOrigin
ChinaKey features
De-Energized Operation: Rotary-type switch designed for safe operation when the circuit is de-energized.
High Current Capacity: Features 100 A contacts with tin-plated copper and stud type connectors.
Durable Material Construction: Body, rotor, and shaft made of high-strength glass-filled thermoplastic.
Leakage Protection: Operating shaft sealed with two high-temperature resistant O-Rings.
Flexible Configuration: Available in single-deck and three-deck for single or three-phase systems.
Comprehensive Customization: Supports full, minor, and flexible customization from samples or designs.
Strict Quality Control: 100% inspection including visual and function checks for finished products.
Fast Delivery: Average lead time within 15 workdays for both peak and off-peak seasons.
Company profile
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:What is the nominal voltage rating?
A:
The nominal voltage is 35 kV.
Q:What is the continuous current capacity?
A:
The switch supports a continuous current of 150 A.
Q:Is the tap changer grounded?
A:
No, the grounding mode is not grounding (un-grounded).
Q:What materials are used for the contacts?
A:
The contacts are made of tin-plated copper with stud type connectors.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 set.
Send Inquiry
*To:Shanghai Daohuang Electric Co., Ltd.
*Content:
Supplier replies will be sent to your registered email
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