Commercial and industrial energy storage is becoming one of the most important growth areas in the European solar PV market. Businesses, factories, logistics sites, agricultural facilities and commercial buildings increasingly need reliable battery storage to reduce energy costs, improve self-consumption, support peak shaving and create a more flexible energy infrastructure.
The Solplanet ASW 125K/261-PT All-in-One ESS Cabinet is designed exactly for this demand. With 261 kWh battery energy, 125 kW rated AC power, LiFePO4 technology and integrated PCS architecture, it offers a compact and professional energy storage solution for C&I solar PV projects.
Available through PVsolar Store, the Solplanet ASW PT Series gives solar installers, EPC contractors, solar wholesalers, solar distributors and project developers a procurement-ready ESS cabinet for commercial solar battery storage and industrial energy storage applications.
All-in-One ESS Cabinet with Integrated Battery and PCS
The Solplanet ASW 125K/261-PT combines the battery system and PCS in one cabinet. This all-in-one structure helps reduce installation complexity, saves floor space and supports faster project deployment.
For installers and EPC companies, this integrated cabinet design is especially useful in projects where available space, installation speed and system simplicity are important. Instead of planning separate battery racks, power conversion systems and additional enclosures, the Solplanet ASW PT Series provides a complete C&I energy storage platform in one compact cabinet.
According to the product datasheet, the cabinet is designed with high energy density, integrated PCS and battery modules, minimal floor space requirements and a modular structure for easier installation and future capacity expansion.
Key Technical Specifications of the Solplanet ASW 125K/261-PT
The Solplanet ASW 125K/261-PT is built for professional C&I energy storage systems where technical reliability and long service life matter.
| Specification |
Solplanet ASW 125K/261-PT |
| Product type |
All-in-One ESS Cabinet |
| Battery energy |
261 kWh |
| Battery type |
LiFePO4 3.2 V / 314 Ah |
| Battery module energy |
52 kWh |
| Rated battery voltage |
832 V |
| Battery voltage range |
728 V – 936 V |
| Battery configuration |
1P260S |
| Charge/discharge rate |
0.5P |
| Cooling concept |
Liquid cooling |
| Rated AC power |
125 kW |
| Max. apparent power |
137.5 kVA |
| Rated AC voltage |
400 V |
| AC voltage range |
323 V – 460 V |
| Rated frequency |
50 Hz / 60 Hz |
| Rated current |
180 A |
| THD |
≤3% |
| Power factor |
-1 ~ +1 |
| Overload capability |
110% long-time |
| System efficiency |
≥90% |
| Cycle life |
≥8000 cycles |
| Operating temperature |
-25°C ~ 55°C |
| Protection rating |
IP55 |
| Max. operating altitude |
4000 m, derating above 2000 m |
| Dimensions |
1300 / 1400 / 2350 mm |
| Weight |
2.8 T |
| Firefighting system |
Aerosol |
| Communication |
CAN / RS485 / ETH / 4G |
These specifications make the Solplanet ASW 125K/261-PT suitable for demanding commercial solar battery and industrial energy storage projects where stable performance, system safety and long operating life are required.
LiFePO4 Battery Technology for Safer C&I Energy Storage
Safety is a major priority in commercial and industrial battery storage. The Solplanet ASW 125K/261-PT uses LiFePO4 battery technology, a battery chemistry widely selected for energy storage systems because of its thermal stability, long cycle life and strong safety profile.
The system also includes multi-level electrical protection and fire protection, PACK-level alarms and protection, and a zone-isolated enclosure. These features help prevent fault propagation and support safer operation in larger C&I battery storage environments.
For professional installers, EPCs and solar PV suppliers, this safety architecture is important when designing energy storage systems for commercial buildings, factories, public infrastructure, warehouses, agricultural sites and industrial facilities.
Liquid Cooling for Stable Battery Performance
The ASW 125K/261-PT uses an advanced liquid cooling concept. In C&I energy storage systems, thermal management is essential because batteries are exposed to repeated charge and discharge cycles, changing load profiles and different ambient conditions.
Liquid cooling helps improve temperature consistency inside the battery cabinet. This supports more stable operation, improved battery health and better long-term performance. For commercial solar PV systems, this is especially relevant in applications with frequent cycling, peak shaving or high daily energy throughput.
Smart O&M with Integrated Local EMS
The Solplanet ASW PT Series is designed for smart operation and maintenance. The cabinet includes an integrated local EMS for real-time data and system monitoring.
For solar installers and energy professionals, integrated monitoring is a major advantage because it supports easier system supervision, faster diagnostics and more efficient service planning. Communication options include CAN, RS485, ETH and 4G, giving system designers flexibility for different monitoring and control environments.
This makes the Solplanet ASW 125K/261-PT suitable for projects where ongoing visibility, remote communication and professional operation are required.
Modular Design for Faster Service and Expansion
The Solplanet ASW 125K/261-PT uses a modular design that allows the PCS and battery module to be replaced quickly. This is particularly valuable for commercial and industrial energy storage projects where downtime needs to be minimized.
The modular structure supports:
- Faster installation
- Easier capacity planning
- Reduced service complexity
- Quicker component replacement
- More practical lifecycle maintenance
- Better long-term system availability
For installers, solar distributors and EPC companies, this modular approach helps simplify project planning and after-sales service.
Application Areas for the Solplanet ASW 125K/261-PT
The Solplanet ASW 125K/261-PT is designed for commercial and industrial energy storage applications where high-capacity battery storage is required.
Typical use cases include:
- Commercial solar battery storage
- Industrial PV energy storage
- Peak shaving for businesses
- Self-consumption optimization
- Backup power support
- Grid flexibility applications
- Factory and warehouse energy management
- Agricultural energy storage
- Logistics and commercial building PV systems
- Complete C&I solar kits with solar panels, solar inverter and ESS cabinet
This makes the Solplanet ASW PT Series a strong option for installers and project developers looking for a ready-to-integrate energy storage system for European C&I solar PV projects.
Why Source Solplanet C&I Energy Storage from PVsolar Store?
PVsolar Store supports solar installers, EPC contractors, resellers and PV professionals with procurement-ready solar products for European projects. As a solar PV supplier and solar distributor, PVsolar Store provides access to solar panels, solar inverter solutions, solar battery systems, energy storage equipment and complete kits.
The Solplanet ASW 125K/261-PT is a strong addition to the PVsolar Store energy storage portfolio because it offers:
- High-capacity C&I solar battery storage
- Integrated all-in-one ESS cabinet design
- LiFePO4 battery technology
- Liquid cooling for stable operation
- IP55 protection
- Smart EMS monitoring
- Long cycle life
- Modular service concept
- Procurement-ready technical specification for professional PV projects
For solar wholesalers, solar installers and B2B energy storage buyers, the Solplanet ASW 125K/261-PT provides a technically strong solution for commercial and industrial battery storage projects.
Conclusion: High-Capacity ESS Cabinet for Professional Solar PV Projects
The Solplanet ASW 125K/261-PT All-in-One ESS Cabinet is a professional C&I energy storage solution built for high-capacity solar battery applications. With 261 kWh battery energy, 125 kW rated AC output, LiFePO4 battery technology, liquid cooling, integrated EMS and IP55 protection, it offers a practical and scalable solution for commercial and industrial PV systems.
For EPCs, solar installers, solar distributors and commercial PV project developers, the ASW 125K/261-PT is a strong choice for energy storage projects that require safety, performance, monitoring and long-term reliability.
