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Commercial & industrial BESS (100kW – 125kW)

125kW / 261kWh liquid-cooled C&I BESS cabinet

Industrial liquid-cooled 125kW / 261kWh BESS cabinet maintaining cell temperature differential under 2°C for maximum lifespan.
Capacity 261 kWh
Power 125 kW
Cycle life 8,000 cycles
Tier 1 Certified
125kW / 261kWh liquid-cooled C&I BESS cabinet

Detailed technical specifications

Manufacturer standard technical parameters and ratings

Storage capacity261 kWh
Rated power125 kW
Operating voltage832V
System efficiency> 96%
Cycle life8,000 cycles
Operating temperature-20°C ~ 55°C
Connectivity & protocolsCAN, RS485, Ethernet, BMS/EMS
Warranty policy5-year warranty

Key features & core advantages

Advanced technology built for superior reliability and performance

High-performance 3.2kW liquid cooling system maintaining cell temp differential ≤ 2°C
High nominal system voltage of 832V DC (1P260S with 314Ah cells)
High insulation dielectric strength of 2,830V DC
Multi-stage Perfluorohexanone fire suppression certified to NFPA 855 and UL 9540A

Product details

Industrial BESS cabinet 125kW / 261kWh (liquid cooling)

Premier all-in-one outdoor BESS cabinet designed for manufacturing factories, commercial complexes, and EV fast-charging hubs. Features advanced liquid cooling maintaining cell temperature variance under 2°C and certified Novec 1230 fire suppression compliant with NFPA 855 / UL 9540A.

1. Detailed technical datasheet

ParameterTechnical specification
Rated PCS power125 kW (Max 137 kW, 3P + N + PE)
Nominal storage capacity261.3 kWh (100% usable DoD)
Battery cell & configurationNext-gen 314Ah LFP · 1P260S string configuration
Nominal DC voltage832 V DC (Operating window: 650 V ~ 949 V)
Charge / discharge rate0.5C continuous (Nominal current 157 A)
Cycle life≥ 8,000 cycles (@ 25°C, 0.5C, 70% EOL) ~ 15-20 years operating life
Thermal management3.2 kW liquid cooling · Cell temperature variance ≤ 2°C
Fire safety & protectionAutomatic pressure relief valve, multi-point CO/smoke/heat sensors, Novec 1230 gas flooding
Ingress rating & environmentIP55 (Outdoor) · C4/C5 anti-corrosion · Operating temp: -20°C ~ 55°C
Dimensions & weight1,350 x 1,200 x 2,250 mm (W x D x H) · Net weight ~2,850 kg
Communication protocolsEthernet, Modbus TCP/RTU, CAN Bus · Cloud EMS remote monitoring 24/7

2. Four core economic applications for facilities & factories

⚡ Peak load shaving

Automatically charge during off-peak hours or from surplus solar PV, and discharge during the 5 highest-cost peak tariff hours, lowering electricity expenses by 30% – 50%.

☀️ Solar self-consumption optimization

Capture 100% of daytime excess rooftop solar energy for evening discharge, complying with zero-export grid connection regulations.

🛡️ Industrial UPS backup power

Sub-20ms ultra-fast switching protects automated production lines, injection molding shops, cleanrooms, and data servers from momentary voltage sags.

📈 Virtual capacity expansion

Supplements facility peak demand without expensive transformer upgrades or prolonged utility queue delays.

3. International certifications & warranty

DC-ESCO BESS systems comply with the world’s most stringent testing benchmarks:

  • UL 9540 & UL 9540A: Full-scale thermal runaway test and highest fire-safety certification in North America.
  • IEC 62619 & UN 38.3: Safety in international industrial lithium battery transport and operation.
  • IEC 62477-1 & CE-EMC: Safety and electromagnetic compatibility standards for grid-tied PCS converters.
  • Warranty policy: 5-year comprehensive manufacturer warranty with guaranteed ≥70% capacity retention over 8,000 cycles. Supported by 24/7 on-site technical O&M by DC-ESCO engineers.

Application scenarios & economic value

Maximizing financial return and power resilience for your facilities

01 / Peak Shaving

Peak shaving & TOU arbitrage

Charge during off-peak hours and discharge during on-peak tariff hours to reduce monthly commercial power bills by up to 30% – 45%.

02 / Power Resilience

Zero-switch power backup (UPS)

Ultra-fast switching speed (< 10ms – 20ms) protects critical production lines and sensitive machinery against grid flickers and blackouts.

03 / Solar Self-Use

Solar self-consumption maximization

Store daytime surplus solar production and utilize it during high-demand or night hours, eliminating renewable curtailment.

Request a technical proposal & project quote

Our engineering team will assess your electrical load profile, calculate optimal sizing, and prepare an ROI feasibility analysis.