
UK StockDispatched from our own warehouse
Trade PricingVolume discounts for installers
Expert SupportSystem design help on request
JA Solar BluePlanet Liquid-Cooled C&I Energy Storage System – 125 kW – 261 kWh
- JA Solar BluePlanet Liquid-Cooled C&I Energy Storage System – 125 kW – 261 kWh
- Part No: JA-BP-ES-125kW-261kWh-B02
- Storage Systems - Commercial AIO
- Intelligent three-stage fire protection warning mechanism with explosion-proof system design and pack-level detection as well as fire suppression.
- The cabinet withstands temperatures of up to 1600 °C, thanks to its explosion-proof and fire-resistant insulation made of long-fibre aluminium oxide composite material.
- Real-time AI monitoring with early warning to prevent thermal runaway.
- Response time in the millisecond range.
- Durable LFP batteries can achieve higher returns on investment.
- Intelligent liquid cooling to regulate cell temperature difference within ±1.5 °C.
- Low auxiliary power consumption, 30% less than air-cooled products.
- Up to 20 grid-connected units connected in parallel to provide a solution of more than 5 MWh.
- High-precision SOX algorithm, permanent passive balancing and status monitoring.
- Pre-installation and pre-commissioning at the factory for easier on-site work.
- Full traceability of components during the manufacturing process simplifies maintenance, servicing, and customer support.
- Pre-configured control strategies for various scenarios.
Attention: To implement JA-Planet Peakshaving or peak load capping, it is necessary to use the following EMS box BIRD-ARCHITEX-BWAX400-DE-BASIC Plus BIRD-BW-AX400-DE-IB-BASIC
IP55 RatedBuilt for UK weather conditions
Technical Specifications
Rated Power (Pmax)125 kW
Battery TypeLFP
Nominal Energy261 kWh
Depth of Discharge95 %
Battery Voltage728 - 936 Vdc
Height1465 mm
Width989 mm
Depth2473 mm
Weight2,700 kg
IP RatingIP55
Operating Temperature-30 °C to +50 °C
Build your complete solar system
Everything you need in one place.
- Inverters
- Batteries
- Mounting Systems
- Cabling & Accessories
Documents & Certificates
Application Note JA BluePlanet Pre-Installation Checklist (to fill out) - EN
Application Note JA Solar BluePlanet Pre-Sales & Inbetriebnahme Checkliste (Auszufüllen) - DE (German)
CE Declaration of Conformity JA Solar BP-ES-125kW-261kWh EN
Data Sheet JA Planet BP-ES-125kW (German)
Data Sheet JA Solar BP-ES-125kW-261kWh EN
EN50549 JA Solar BP-ES-125kW-261kWh EN
Independant Test Report JA Solar BP-ES-125kW-261kWh EN
Installation Manual JA Solar BP-ES-125kW-261kWh EN
Safety Transport & Handling Documentation Material Safety JA Solar BP-ES-125kW-261kWh EN
Safety Transport & Handling Documentation Packaging_Transportation_Storage
Test Certificate EMC JA Solar BP-ES-125kW-261kWh EN
Test Certificate IEC62619/62477 JA Solar BP-ES-125kW-261kWh EN DE (English, German)
Test Certificate Low Voltage Directive JA Solar BP-ES-125kW-261kWh EN
VDE-AR-N 4105:2018 JA Solar BP-ES-125kW-261kWh EN DE (English, German)
VDE-AR-N 4105:2018 Unit Certificate JA Solar BP-ES-125kW-261kWh EN DE (English, German)
Warranty JA Solar BP-ES-125kW-261kWh storage system EN
Shipping & Returns
Delivery times vary by region:
- UK — 1-2 business days
- Highlands & Islands — 1-2 business days
Returns accepted within 14 days of delivery for unused items in original packaging.

