Are your transformers ANSI/IEEE compliant?
Yes. All U.S.-bound transformers are designed per ANSI/IEEE C57.12 series. UL listing available upon request.
Pad-Mounted Transformers
Technical parameters, project-specific options and a quotation based on your requirements
Product gallery
Project reference
Transformer product
Pad-Mounted Transformers
Key Selling Points
Fully sealed design, suitable for outdoor ground mounting
Anti-theft locking device and tamper-resistant construction
UL certification available
ConfigurationCustom voltage & capacity
StandardsIEC / ANSI / IEEE support
DocumentationFactory test reports
Certifications and documentation: ISO 9001, ISO 14001, ISO 45001, CE, UL
Engineering support for project-specific transformer selection
Custom voltage, capacity, vector group, enclosure and accessories
Factory testing, export documentation and after-sales support
Detailed information
Product details
ANSI/IEEE compliant 60Hz pad-mounted transformers, designed for outdoor underground distribution. Fully sealed, weather-resistant, low maintenance, suitable for commercial districts, residential communities, and municipal projects.
Application Scenarios
Residential subdivisions, commercial campuses, industrial parks, utility distribution, underground power systems
Standards
IEEE C57.12.22 (three-phase) / C57.12.25 (single-phase) / DOE 10 CFR Part 431
Designed around your systemConfirm voltage, capacity, frequency and installation conditions with our team.
Built for project reviewReceive a configuration, quotation and documentation matched to the application.
| Item | Specifications |
|---|---|
| Capacity | 75 / 150 / 300 / 500 / 750 / 1000 / 1500 / 2000 / 2500 / 5000 kVA |
| Primary Voltage | 34.5kV GridY/19.92kV / 13.8kV / 12.47kV / 24.94kV |
| Secondary Voltage | 480V Δ / 208Y/120V / 600V |
| Number of Phases | Three-phase (standard) / Single-phase (optional) |
| Cooling | ONAN (self-cooled), ONAF (forced-air-cooled) optional |
| Enclosure | Stainless steel / Galvanized steel, ANSI 61 gray |
| Dielectric Medium | Mineral oil / FR3 vegetable oil |
Need a different voltage, capacity or accessory configuration? Send the requirement for a technical review.
From specification to delivery
Support for your transformer project
Transformer selection is more than choosing a capacity. We help align the electrical requirements, documentation and delivery details before production.
01
Define the configuration
Review voltage, capacity, cooling, enclosure, vector group and accessories.
02
Confirm the evidence
Prepare drawings, factory test reports and export documentation for review.
03
Coordinate delivery
Support production coordination, shipment preparation and after-sales communication.
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View DetailsFrequently Asked Questions
Check Our Frequently Asked Questions
What is your warranty?
2 years (extendable upon negotiation).
Can you provide third-party test reports?
Yes. We provide complete factory test reports. Third-party witnessed testing can be discussed on a per-project basis.
What is the minimum lead time for emergency orders?
As fast as 15 days for emergency replacements (strategic material reserve).
Do you have a U.S. warehouse or local support?
Main shipping from Shanghai. Remote technical support and on-site service coordination available.
Comprehensive Support & Information
Our FAQ section covers transformer products, insulation materials, and technical specifications, addressing design, manufacturing standards, quality control, and logistics inquiries. For further assistance, our technical team is readily available to assist.
Contact Us
PROJECT INQUIRY
Request a transformer quote for Pad-Mounted Transformers
Share the information you already have. Our engineering team will review the requirement and recommend a suitable transformer configuration.