ATESS US standard 250KW battery inverter (included transformer) - ATESS PCS250-US-480
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- SKU
- PES-SPS-SIV-0657
- MPN
- ATESS PCS250-US-480
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ATESS PCS250-US-480 — 250 kW Bidirectional Battery Inverter (277/480 V Wye)
The ATESS US standard 250KW battery inverter – ATESS PCS250-US-480 is a powerful, high-efficiency commercial energy conversion solution designed to meet the modern demands of large-scale renewable energy systems. Built for durability, stable performance, and seamless grid interaction, this inverter delivers unmatched reliability for industrial facilities, energy storage applications, and renewable power plants. With advanced features, intelligent controls, and integrated transformer support, it ensures high-quality power conversion with maximum uptime and operational convenience.
PCS250-US-480 is a high-power 3-phase PCS that bidirectionally integrates the battery with the grid/DG. ≤10 ms seamless transfer (manual default; auto optional) and up to 8 units parallel support, making it ideal for large C&I microgrids. [ATESS datasheet]
Key features
- 250 kW / 275 kVA @ 480 V (3/N/PE), 432–528 V range
- Battery 500–820 V, max charge/discharge 550 A
- Max efficiency 97.3%, Type 1 enclosure, −25 °C ~ +55 °C
- Built-in transformer; DC lightning protection Type II
- Touchscreen LCD, RS485/CAN; DG remote (dry contact)
Specifications
| AC (on-grid) | |
|---|---|
| Apparent / rated power | 275 kVA / 250 kW |
| Rated voltage / current | 480 V (277/480 V wye), 301 A |
| Voltage / freq range | 432–528 V; 50/60 Hz (45–55/55–65 Hz) |
| PF / THDi | 0.8 lag–0.8 lead; <3% |
| AC (off-grid) | |
| Rated power / current | 250 kW / 301 A @ 480 V |
| THDu / overload | ≤2% (linear); 110% 10 min, 120% 1 min |
| DC (battery) | |
| Voltage range | 500–820 VDC |
| Max charge / discharge | 550 A |
| General | |
| Efficiency | 97.30% (max) |
| Enclosure / noise | Type 1; <65 dB(A) @ 1 m |
| Environment | −25 °C ~ +55 °C; ≤6000 m (derate >3000 m) |
| Transfer (grid↔backup) | Manual (default); Automatic (optional) ≤10 ms |
| Dimensions (W×H×D) | 1600 × 2080 × 850 mm (≈ 62.99″ × 81.89″ × 33.46″) |
| Weight | 1465 kg (≈ 3229.77 lb) |
| Built-in transformer | Yes |
Why the ATESS PCS250-US-480 Stands Out
The ATESS PCS250-US-480 is designed to support demanding commercial and industrial power requirements with a smart, flexible, and robust architecture. Its compatibility with high-voltage battery systems ensures smooth energy conversion, while advanced cooling and protection features guarantee long-term stability.
This inverter is widely recognized for offering high conversion efficiency, low operational noise, and multi-functional operating modes, making it a strong choice for progressive businesses aiming for long-term energy independence.
Key Features of the ATESS US Standard 250KW Battery Inverter
1. High Conversion Efficiency
The ATESS PCS250-US-480 is engineered to deliver exceptional efficiency, ensuring minimal energy loss during operation. Higher efficiency equates to better performance, reduced operating costs, and improved sustainability for any energy storage project.
2. Transformer Included for Maximum Flexibility
A major highlight of the ATESS US standard 250KW battery inverter (included transformer) – ATESS PCS250-US-480 is the built-in transformer, which simplifies installation and improves safety. This enhances compatibility with different grid systems and reduces engineering complexity.
3. Advanced Protection Systems
This powerful inverter is built with multiple layers of protection, including short-circuit safeguards, temperature monitoring, overload protection, and anti-islanding functionality. These features ensure stable, secure, and long-lasting operation even in high-demand conditions.
4. Intelligent Monitoring & Remote Management
The integrated monitoring system allows real-time data tracking, performance optimization, and remote diagnostics. This ensures complete visibility over operational parameters and quick troubleshooting if needed.
Applications of the ATESS PCS250-US-480
Commercial & Industrial Facilities
Ideal for warehouses, manufacturing plants, and commercial buildings that require consistent, high-capacity energy support.
Renewable Energy Storage Systems
Designed to pair seamlessly with large-scale solar or wind installations for efficient storage and smart energy management.
Microgrid & Backup Power Solutions
The inverter plays a crucial role in stabilizing microgrids and providing reliable backup power during outages or peak load times.
Advantages of Choosing the ATESS US Standard 250KW Battery Inverter – ATESS PCS250-US-480
Investing in this inverter offers long-term value, performance stability, and operational ease. Users benefit from:
- Lower energy costs due to efficient operation
- Improved grid stability and load balancing
- Seamless integration with modern energy storage technologies
- Strong performance in demanding industrial environments
- Long lifecycle and durable engineering
All these benefits make it a trusted choice for energy professionals who prioritize performance and reliability.
Specifications Overview
While the complete technical sheet contains in-depth data, the ATESS PCS250-US-480 generally includes:
- Rated Power Output: 250KW
- Grid Compatibility: 480V
- High-voltage battery support
- Integrated transformer for streamlined installation
- Intelligent cooling and thermal management
- Remote monitoring capabilities
- Multiple operation modes for flexible usage
These specs form a strong foundation for robust energy conversion in a wide range of professional setups.
Why Businesses Prefer the ATESS PCS250-US-480
This inverter is known for its balance of performance, flexibility, and cost-effectiveness. Companies seeking scalable, dependable, and future-ready energy solutions find value in its design and features. The ATESS US standard 250KW battery inverter ensures that large-scale systems run smoothly, safely, and efficiently year after year.
Specifications & Documents: Full specifications & datasheet for ATESS US standard 250KW battery inverter (included transformer) - ATESS PCS250-US-480
| SKU | PES-SPS-SIV-0657 |
|---|---|
| MPN | ATESS PCS250-US-480 |
| Manufacturer | ATESS |
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