Type | Dry-Type Distribution Transformer |
Power Capacity | 15 kVA |
Primary Voltage | 208Y/120 V |
Secondary Voltage | 480 V |
Phase | Three-phase |
Frequency | 60 Hz |
Temperature Rise | 150°C |
Insulation Class | Class H |
Cooling Type | Ventilated |
Enclosure Type | NEMA 3R |
Mounting Type | Floor Mount |
Operating Efficiency | High efficiency (DOE 2016 compliant) |
Sound Level | Low Sound Design per NEMA ST20 |
Power / Device Type | Transformer |
Power Provided (VA) | 15000 VA |
Eaton Transformer 15kVA 208Y 150C NEMA St-20
Key Benefits

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- Delivers 15,000 VA output to power high-demand commercial and industrial applications
- Manufactured in the United States for assured quality and government compliance
- TAA-certified, making it suitable for government and federally regulated installations
Product Overview
The Eaton Transformer 15kVA 208Y; 150c NEMA St-20 is a high-performance power distribution unit designed for commercial and industrial electrical systems that require precision voltage conversion and stability. With a total power output of 15,000 VA, this transformer provides reliable energy throughput that supports heavy-load operations including HVAC systems, machinery, and data center environments.
This model features a 208Y voltage configuration and operates at a 150°C temperature rise rating, ensuring durability under high thermal loads. The transformer is housed within a NEMA-rated enclosure for added safety and environmental protection, making it well-suited for installation in challenging conditions. Eaton, a recognized leader in power management solutions, manufactures this unit in the United States, and it is TAA compliant, which is critical for federal and government deployments.
Designed for long-term operational reliability and regulatory assurance, this Eaton transformer is part of a trusted product family used widely across utilities, infrastructure, and critical facility environments. With consistent build quality and compliance features, it offers excellent ROI for facilities planning energy-resilient installations.
Specifications
Product Overview
Physical & Environmental
Dimensions (H x W x D) | 30 x 24 x 20 inches |
Weight | 290 lbs (approx.) |
Enclosure Rating | NEMA 3R - Outdoor Rated |
Cooling Method | Air-cooled (Natural Ventilation) |
Ambient Temperature Rating | 40°C Max |
Humidity Tolerance | 0–95% non-condensing |
Altitude Limit | 3300 ft (1000 m) without derating |
Noise Emissions | 45 dB at 1 meter |
Cloud Management & Licensing
Remote Monitoring Capabilities | No |
Cloud-Based Management | No |
Software Licensing Required | No |
Interfaces
Input Terminal Type | Lugs |
Output Terminal Type | Lugs |
Compliance & Origin
Country of Origin | United States |
TAA Compliance | Yes |
ANSI Compliance | ANSI C57.12.01 |
NEMA Compliance | NEMA ST-20 |
DOE 2016 Efficiency Compliance | Yes |
UL Listing | UL 1561 |
CSA Certification | CSA C22.2 No. 47 |
RoHS Compliance | Yes |
Advanced Security Features
Integrated Protection Devices | Optional external overcurrent protection recommended |
Enclosure Security | Lockable NEMA-rated enclosure |