Welcome to Shenzhen Huangjintai Electronics Co., Ltd.
SNE-ESS125KT233C | 125kW 233kWh Outdoor Lithium Battery Energy Storage System
BYD Battery | Reliable Power for Small C&I, Hospitals, Events
The SNE-ESS125KT233KWH is an all-in-one outdoor ESS integrating a 233kWh battery and 125kW PCS. This pre-configured, plug-and-play solution ensures quick installation and seamless switching between grid, solar, and battery power. Supporting remote monitoring via standard protocols, it enables effective solar energy use to cut electricity costs and provide reliable backup power for commercial and industrial applications.
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System Topology Diagram
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Main Features
Safety & Longevity
●BYD thick blade cells: 10,000+ cycles, proven in 30+ countries
●Ceramic terminal + all-tab design: no leakage, low resistance, high efficiency
●Multi-layer protection: gas detection, smoke exhaust, explosion venting + AI warning
Compact & Scalable
●All-in-one integration: BMS, EMS, power distribution, footprint only 2.21 m² – fits anywhere
●Parallel 2–8 units: 125kW to 1.25MW power range
Smart & Versatile
●Supports grid-tied, off-grid, microgrid, black-start
●Peak shaving, valley filling, demand response, PV+storage
●Intelligent liquid cooling: temp diff ≤2.5°C → 30% longer life, 20% less energy
●Cloud + local monitoring, AI early warning, SOC optimization -
Why Choose Our Outdoor Cabinet ESS?
✅All-in-One Integrated Design
Compact and modular structure enables quick installation and seamless transportation, saving time and labor costs.
✅Lower Operating Costs
Smart energy management and high-efficiency components help reduce daily energy loss and system O&M expenses.
✅Flexible Backup Power
Supports multiple backup scenarios—commercial, industrial, or emergency—ensuring uninterrupted power supply when needed most.
✅Turnkey Solution
Fully pre-assembled and pre-tested system, delivered ready-to-use, minimizing on-site work and speeding up deployment.
✅24/7 Remote Monitoring & Support
Supports full-time remote operation, monitoring, and diagnostics—ensuring fast response, minimal downtime, and reduced service costs.
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Application Scenarios & Use Cases
🔋Peak Shaving & Load Shifting
Reduce peak demand charges and optimize energy use by shifting load to off-peak hours.
⚡Backup Power Supply
Ensure uninterrupted power for critical facilities during grid outages or unstable supply.
🌐Microgrid & Off-Grid Systems
Support remote sites or islanded microgrids with stable, independent power supply.
☀Renewable Energy Integration
Store excess solar or wind energy for later use, improving self-consumption and grid stability.
🔧Industrial and Commercial Facilities
Improve power quality, stabilize voltage, and reduce energy costs for factories, data centers, malls, etc.
🏥Critical Infrastructure
Ideal for hospitals, telecom stations, water treatment plants, and other essential services requiring high reliability.
🌍Grid Services & Utility Support
Provide frequency regulation, voltage support, spinning reserve, and other ancillary services for utilities.
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Specification
System Type SNE-ESS125KT233C DC-side parameters Cell Type LFP C15S2 System Configuration S19 Rated Capacity 233 kWh Rated Voltage 729.6 V DC Battery voltage range 604.2 V~ 832.2 V DC Rated charging and discharging power 125 kW Charge/discharge rate 0.5C AC-side parameters Rated voltage 380 V Rated frequency 50 Hz Maximum THDU (at rated power) ＜3% Power factor >0.99 (adjustable from -1 to 1) Basic specifications Dimensions (W × D × H) 1300 mm × 1700 mm × 2300 mm Weight ≤2 t Efficiency RTE ≥ 90% Cooling method PCS (air-cooled) / Battery compartment (liquid-cooled) Fire suppression system Battery pack fire suppression + aerosol IP Protection Rating Battery compartment (IP55) / System (IP54) Corrosion resistance rating C4 Operating temperature range -20℃~+55℃ Relative humidity 5%~95% Vibration resistance Grade 8 Flame-retardant requirements Battery compartment casing fire resistance ≥ 1 hour Noise 75 dBA Communication protocol Modbus TCP/IP Wiring position Bottom inlet, bottom outlet Compliance with standards GB/T 36276-2023； GB/T 34131-2023； UL 1973； UL 9540A； IEC 62619 ；UN 38.3 -
Get a quote and technical solution
Leave your needs and contact information, we will contact you within 24 hours.
How We Work — From Inquiry to Commissioning One-Stop Solar Battery System Service
Inquiry
Clients send us project details and requirements for a tailored solution.
Quotation & Confirmation
We provide a technical proposal and quotation, then confirm the order.
Production & Delivery
Production starts according to the confirmed order, followed by shipment arrangement.
Installation Guidance
Our engineers offer on-site or remote installation guidance.
Commissioning & Support
System commissioning and testing are completed, with ongoing after-sales support.
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