The 1000 kVA pad mounted transformer is a high-performance, reliable solution for utility, industrial, and commercial power distribution across North and South America. Manufactured by professional China-based factories, it provides stable voltage conversion from 13.2kV, 13.8kV, 24.9kV, or 34.5kV primary to 480V / 277V secondary, ensuring safe and consistent power for underground and surface grid systems. Designed for utility companies, EPC contractors, industrial parks, commercial complexes, and large-scale infrastructure projects, it combines ANSI and IEC compliance, long-term reliability, and factory-direct pricing for B2B bulk procurement worldwide.
1000 KVA Pad Mount Transformer Technical Specifications
| Parameter | Specification | Notes |
|---|---|---|
| Power Rating | 1000 kVA, Three-Phase | Capacities also 250kVA, 500kVA, 750kVA, 1000kVA, 1500kVA, up to 3000kVA |
| Primary Voltage | 13.2kV, 13.8kV, 24.9kV, 34.5kV | Customizable for global standards (11kV–35kV) |
| Secondary Voltage | 480V / 277V standard | Optional 208V, 240V, 380V, 400V, 415V |
| Connection | Delta–Wye (Wye–Wye or Delta–Delta optional) | Configurable per project requirements |
| Frequency | 50 / 60 Hz | International compatibility |
| Cooling | AN (Air Natural) or FA (Forced Air) | Ensures safe and stable operation |
| Standards | ANSI C57.12, IEC 60076, IEC 61558, ISO 9001 | Global compliance |
| Certifications | IEC, ANSI, CE; optional UL, cUL, CSA, SGS | B2B and export ready |
| Insulation Class | Class H | High thermal endurance and low heat rise |
| Enclosure | NEMA 1 Indoor / NEMA 3R Outdoor | Corrosion-resistant for harsh environments |
| Weight | 6500–7500 kg | Depending on configuration and accessories |
| Full-Load Amperage | ~1312A at 480V | Custom amperage supported |
| Construction | Dry-type, epoxy-insulated, oil-free | Low-maintenance, long service life |
| Manufacturer | China-based professional transformer factory | OEM/ODM/custom solutions supported |
Key Features and Benefits
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Global Utility Compliance: Fully compatible with ANSI, IEC, and local utility standards in North and South America.
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High Efficiency: Low-loss core design reduces energy consumption while maintaining reliable power output.
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Durable Outdoor Construction: Corrosion-resistant NEMA 3R enclosure suitable for underground or surface installations.
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Flexible Voltage and Capacity: Supports multiple primary/secondary voltages and capacities from 250 kVA to 3000 kVA.
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B2B Ready: Factory-direct supply, competitive pricing, and bulk availability for EPC projects and utility contracts.
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Customizable Options: Phase configuration, voltage ratios, cooling type, protective features, and enclosure standards tailored to project needs.
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Low Maintenance: Oil-free, dry-type design ensures minimal operational costs and long-term stability.
Components and Materials
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Core: High-grade silicon steel laminations for low loss and high efficiency.
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Windings: Copper or aluminum conductors with epoxy insulation for durability and long service life.
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Enclosure: NEMA 1 indoor or NEMA 3R outdoor, corrosion-resistant and weatherproof.
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Bushings: High-quality porcelain or composite for reliable voltage isolation.
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Cooling Fans (optional): Forced-air cooling units for high-load industrial or utility operations.
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Protective Devices: Optional surge arresters, fuses, and monitoring sensors to safeguard transformer and connected equipment.
Testing and Quality Assurance
PowerNex transformers undergo rigorous testing to ensure global compliance and operational reliability:
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Routine Tests: Voltage ratio, winding resistance, insulation resistance, and polarity checks.
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Type Tests: Temperature rise, short-circuit withstand, dielectric strength, and impulse testing.
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Environmental Tests: Corrosion resistance, moisture ingress, and outdoor durability assessment.
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Performance Verification: Load test, no-load loss measurement, and efficiency evaluation.
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Global Standards Compliance: ANSI, IEC, UL, CSA, CE certified, ensuring suitability for international B2B projects.
Applications
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Utility Grids: Underground and surface power distribution networks.
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Industrial Parks: Factories requiring stable medium-to-low voltage three-phase power.
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Commercial Complexes: Large office buildings, mixed-use campuses, and data centers.
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Renewable Energy Projects: Solar and wind substations, microgrids, and energy storage systems.
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Municipal Infrastructure: Public lighting, water treatment, and transportation systems.
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EPC and Utility Contractors: Large-scale projects requiring bulk supply and customizable solutions.
Case Studies
Brazil Utility Network – 10 units of 1000 kVA pad mounted transformers supplied for city-wide underground distribution. Project achieved stable voltage delivery, low energy loss, and met local utility standards.
Mexico Industrial Park – Customized 1000 kVA transformers with 24.9kV–480V conversion installed in factories. Delivered reliable three-phase power to heavy machinery, ensuring continuous production.
USA Commercial Complex – Transformers deployed across a mixed-use campus supporting HVAC, critical backup, and building operations. PowerNex provided full customization and on-time delivery.
1000 kVA Transformer Amperage
The full-load current of a standard 1000 kVA pad mounted transformer at 480V three-phase is approximately 1312A. Custom amperage options are available to match load requirements for industrial or utility applications.
1000 kVA Transformer Weight
The standard transformer weighs around 6500–7500 kg depending on configuration, enclosure, and optional accessories. This ensures durability, stability, and safe installation in harsh outdoor environments.
Pricing and Factory Supply
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1000 kVA Padmounted Transformer Price in USA: Pricing varies by configuration, certifications, and order volume. Factory-direct from China ensures cost efficiency for bulk procurement.
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Factory & Supplier: PowerNex is a leading China-based manufacturer and supplier of 1000 kVA padmounted transformers. Offers OEM/ODM services, global certifications, bulk supply, and export-ready solutions.
Certifications
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ANSI, IEC, CE standard compliance
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Optional UL, cUL, CSA, SGS for international projects
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Factory-tested and quality assured for B2B procurement
Frequently Asked Questions (FAQ)
Q1: What primary voltages are available?
A1: Standard primary voltages are 13.2kV, 13.8kV, 24.9kV, and 34.5kV. Custom configurations from 11kV to 35kV are available.
Q2: What is the full-load current at 480V?
A2: Approximately 1312A. Custom amperage ratings supported.
Q3: Can this transformer be customized for different capacities?
A3: Yes. Capacities are available from 150 kVA, 200 kVA, 225 kVA, 500 kVA, 750 kVA, 1000 kVA, 1500 kVA, 2000 kVA, 2500 kVA, up to 3000 kVA, with fully customizable primary and secondary voltages, single-phase or three-phase configurations, cooling types (AN or FA), and indoor/outdoor enclosures to meet diverse industrial, commercial, and utility project requirements.
Q4: Is this transformer suitable for North and South America?
A4: Yes, compliant with ANSI, IEC, and regional utility standards.
Q5: Can I get bulk supply and factory-direct pricing?
A5: Yes. PowerNex supports global B2B orders with OEM/ODM customization.
Q6: Are certifications available for export?
A6: IEC, ANSI, CE included; UL, cUL, CSA, SGS optional.
Why Choose PowerNex
PowerNex is a trusted China-based manufacturer and supplier of 1000 kVA pad mounted transformers. We provide:
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Factory-direct supply: Competitive pricing, bulk orders, and fast delivery.
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Global certifications: ANSI, IEC, CE, optional UL, CSA, SGS.
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Customization: Voltage, phase, enclosure, cooling, and protective features.
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Experience: Decades of B2B utility and industrial transformer supply.
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Reliability: Low-loss, oil-free, dry-type design for long-term performance.
Contact PowerNex today to get 1000 kVA transformer price, detailed technical support, and OEM/ODM solutions for global utility, industrial, and commercial projects.
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