1500 kVA Set Down Pad-Mounted Transformer Features
When it comes to delivering safe, efficient, and durable medium-voltage power, our 1500 kVA Pad Mounted Transformers offer a future-proof solution for both urban and rural electrical distribution needs. These three-phase pad-mounted transformers are specifically designed for outdoor applications, featuring tamper-proof enclosures, weather-resistant coatings, and standardized connection interfaces that comply with ANSI, IEEE, NEMA, CSA,and DOE 2016 regulations.
Whether you're expanding a municipal grid, powering a wind energy system, or building out infrastructure for commercial and industrial projects, this high-performance pad mount transformer ensures optimal reliability and operational safety.
Read More:1000 kVA Three Phase Oil Filled Pad Mounted Distribution Transformer, 13.8 kV to 480Y/277 V
1500 KVA Set Down Pad Mounted Transformer Technical Specs
Parameter | Specification | Parameter | Specification |
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Rated Power | 1500 kVA (Available from 300 kVA – 10000 kVA, customizable) | Frequency | 60 Hz |
Phase | Three Phase | Cooling Method | ONAN (Oil Natural Air Natural) |
Primary Voltage | 24.9 kV Wye (Configurable from 2.4 kV – 34.5 kV, Delta or Wye) | Secondary Voltage | 480Y/277 V (Also: 208Y/120 V, 240 V, 400/414 V, 600Y/347 V) |
Tap Changer | ±2 × 2.5% (On-load or Off-load options available) | Temperature Rise | 65°C standard (Optional: 55°C, 75°C) |
Sound Level | ≤ 60 dB at 1 meter | Altitude | Up to 1000 m (De-rating required above this level) |
Enclosure Type | Pad-Mounted, Tamper-Proof, Dead-Front or Live-Front | Enclosure Material | Heavy-gauge steel, powder-coated or stainless steel (optional) |
Dielectric Fluid | Fire-resistant, biodegradable mineral oil | Ingress Protection | NEMA 3R Equivalent / ANSI C57.12.34 Compliant |
Standards Compliance | ANSI C57.12.00, ANSI C57.12.34, IEEE, CSA, DOE 2016 | Efficiency | Meets DOE 2016 / CSA C802.1 Energy Standards |
Impedance | ~5.75% (±7.5%) typical | Winding Material | Copper (standard) or Aluminum (optional) |
Weight (approx.) | ~4,800 kg (varies by configuration) | Dimensions (L×W×H) | Approx. 2100 × 1600 × 1650 mm (customizable) |
Ambient Temperature | -40°C to +50°C operating range | Optional Accessories | Bayonet fuses, PRV, drain valve, thermometer, level gauge, lifting lugs, etc. |
Typical Rated Power Range | 500 kVA – 2500 kVA | Primary Voltage Options | 11 kV, 12 kV, 13.2 kV, 13.8 kV, 15 kV, 24.9 kV, 34.5 kV |
Secondary Voltage Options | 208Y/120 V, 240Y/120 V, 480Y/277 V, 600Y/347 V | Tap Changer Range | ±2 × 2.5%, ±4 × 2.5% (On-load or Off-load) |
Sound Level Range | ≤ 55 dB to ≤ 65 dB depending on design | Cooling Methods | ONAN (standard), ONAF (optional) |
Enclosure Types | NEMA 3R, NEMA 3S, Stainless Steel | Winding Options | Copper (default), Aluminum (optional) |
Weight Range | 3000 kg – 5000 kg | Operating Altitude | Up to 1000 m (Higher available on request) |
Certifications | UL Listed, cUL, CSA, CE, SGS | Standards | ANSI, IEEE, CSA, DOE, IEC |



✅ 1500 kVA Pad Mounted Transformer For Sale – 3 Phase Outdoor Power Distribution
ENERGY TRANSFORMER proudly supplies 1500 kVA three-phase oil-filled pad mounted transformers, built to ANSI, IEEE, UL, CSA, and DOE 2016 standards, engineered for utility substations, industrial zones, commercial buildings, and renewable energy projects.
Whether you're sourcing transformers for North America, Central America, or South America, we provide OEM and ODM manufacturing, full technical support, and shipping services to major ports and inland locations.
Primary Voltage: 24.9 kV Wye | Secondary Voltage: 480Y/277 V
Cooling: ONAN | Frequency: 60 Hz | Phase: Three-phase
Options: Copper/Aluminum windings, live/dead front, sealed or vented tank
✅ 1500 kVA Pad Mounted Transformer Price
Typical factory-direct pricing for a standard 1500 kVA pad-mount transformer ranges from $12,500 – $17,800 USD, depending on:
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Winding material (Copper vs. Aluminum)
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Tank configuration and bushing layout
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Required certifications (UL, cUL, RETIE, CE, etc.)
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Accessories and protective features
📦 We offer FOB pricing and export-ready packaging. Delivery to ports including:
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USA: Houston, Los Angeles, Savannah, New York
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Canada: Vancouver, Montreal
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LATAM: Buenos Aires, Callao (Lima), Cartagena, Veracruz, Panama City
Contact us now for an official quote and datasheet tailored to your grid specs.
Read More:500 kVA 13.2kV to 480Y/277V Three Phase Step Down Pad Mounted Transformer
📈 Key Features & Benefits
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🔋 Reliable medium-voltage power distribution for urban infrastructure, energy utilities, and industrial networks
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☀️ Compatible with solar PV systems and wind energy installations
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🏙️ Ideal for space-constrained or high-density areas with compact, tamper-resistant design
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📐 Supplied with comprehensive pad mounted transformer diagrams, wiring schematics, and grounding layouts
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🧪 Fully factory-tested, pressure tested, and type tested to meet North American & Latin American requirements
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🌱 Sealed tank construction ensures leak prevention, wildlife protection, and environmental compliance
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🔧 Custom options for local voltage codes and SCADA-ready integration
🛠️ Custom-Built Pad Mount Transformer Options
We offer a wide range of configurations to meet your specific engineering needs:
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🔌 Bushing Types: Live front, Dead front, Externally clamped
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⚡ Tap Changers: ±2 x 2.5%, ±4 x 2.5% (off-load or on-load)
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🧲 Protection Devices: Bay-O-Net fuses, pressure relief valves, fluid-level indicators
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🧯 Enclosures: NEMA 3R, stainless steel, marine grade paint for coastal regions
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📡 Accessories: Lightning arresters, CT/PT compartments, temperature gauges, SCADA ports
🌍 Export-Ready for North America and Latin America
ENERGY TRANSFORMER is a global pad-mounted transformer manufacturer with certified production for:
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🇺🇸 United States & Canada (UL, cUL, DOE 2016)
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🇲🇽🇨🇴🇧🇷 Mexico, Colombia, Brazil, Chile, Argentina (RETIE, IEC, CE)
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🇵🇦🇵🇪🇨🇱🇬🇹 Central America and the Caribbean (custom labeling & documentation available)
We offer:
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✅ Bulk supply for OEM/ODM and large infrastructure projects
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✅ Bilingual support in English, Spanish, and Portuguese
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✅ Shipping coordination from factory to final delivery point
1500 kVA Set Down Pad-Mounted Transformer – Manufacturer Factory & Bulk Inventory | Energy Transformer


🔍 Commonly Searched Terms
Looking for a reliable medium-voltage transformer for your next power project? Below are commonly searched terms related to our 1500 kVA pad mounted transformer offerings:
1500 kva pad mounted transformer · 3 phase pad-mount transformer · pad mounted transformer box
pad-mounted transformer 480Y/277V · outdoor oil-filled transformer · grounded-wye distribution transformer
substation pad-mounted transformer · utility pad mount transformer · dead front pad mounted transformer
high voltage distribution transformer · commercial pad-mounted transformer · secondary network transformer
3-phase transformer for data centers · renewable energy compatible transformer · pad mount transformer diagram
Whether you're searching for a pad mount transformer for sale, need a wiring diagram, or want a solution for renewable energy distribution, we’ve got you covered.
📞 Request Your Quote Today
Whether you need one unit for a solar farm interconnection or 100+ units for a nationwide grid upgrade, ENERGY TRANSFORMER is your trusted partner for OEM, wholesale, and engineered pad-mounted transformer solutions.
We offer:
📄 Detailed technical drawings (general arrangement, wiring, grounding) tailored to your country’s grid codes
💵 Accurate price quotes based on material choices (aluminum/copper), certification needs, and shipping location
🔧 Engineer-to-engineer support, ensuring compliance with UL, cUL, CSA, RETIE, IEC, or NBR standards
🔍 Need design help for a commercial plaza, utility substation, or wind-solar hybrid plant? Our specialists can advise on everything from enclosure type to bushing layout.
👉 Contact us today to:
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Get your 1500 kVA pad-mounted transformer price (FOB/CIF/DDP)
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Request a sample datasheet or 2D/3D model
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Discuss your project with our bilingual support team (English | Español | Português)
ENERGY TRANSFORMER — Empowering Energy Infrastructure Across the Americas.
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