Products / Immersive Cooling / ROCAS Immersive 261
Image from the ROCAS catalog.
Immersive Cooling / C&I
ROCAS Immersive 261
261 kWh | Immersion-Cooled All-in-One ESS
All-in-one energy storage for commercial and industrial sites, with flow immersion thermal management, active balancing and off-grid support.
261 kWh125 kW
PRODUCT DATA
Technical specifications
AC SIDE
| Rated power | 125 kW |
|---|---|
| Maximum current | 209 A |
| Rated voltage | 400 V; 3P+N+PE |
| Off-grid support | Yes |
DC SIDE
| Rated capacity | 261 kWh |
|---|---|
| Maximum current | 200 A |
| Cell | LFP; 3.2 V / 314 Ah |
| DC voltage range | 700–950 V |
| Rated DC voltage | 832 V |
| Cycle lifespan | 10,000 (test conditions not specified) |
| BMS balancing | Active balancing |
| Thermal management | Flow immersion liquid cooling |
| Cell temperature difference | ≤2°C (catalog claim) |
GENERAL
| Enclosure rating | IP55 |
|---|---|
| Ambient temperature | -30 to +50°C; derating threshold requires confirmation |
| Weight | 3.5 t |
| Dimensions W × D × H | 1,450 ×1,400 ×2,350 mm |
| Fire suppression | Gas fire suppression + immersion-based protection + cabinet-level detection & monitoring |
| Listed standards | IEC 62619; IEC 62477; IEC 61000; EN 50549; UL 1973; UL 9540A; UN 38.3; G99 |
Technical notes & source documentation
Specifications follow the supplied 261 kWh product sheet. The printed derating threshold is ambiguous and requires confirmation. Cycle-life test conditions are not specified.
Reference model: RCE-125/261-A/1/-AB-D. Listed standards are source references; model-specific conformity documentation is available for project review.
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