Deye BOS-B C&I ESS Solution – Modular Energy Storage for Commercial & Industrial Use

Scalable. Intelligent. High‑performance Energy Platform.
The Deye BOS-B is a cutting-edge commercial-grade energy storage system that integrates modular PCS, MPPT, STS, and high-capacity battery racks. With a power range of 100 kW to 2.5 MW and energy storage up to 3.44 MWh (with 16 battery racks per PCS), it offers seamless support for backup power, PV integration, peak shaving, and grid optimization.

With intelligent EMS control, fast switching (<20 ms) between grid, storage, and diesel backup, and robust safety features, BOS‑B ensures reliable and efficient performance in demanding C&I environments.
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  • Highly Scalable
  • Robust Efficiency
  • Seamless Backup
  • Smart Energy Control
  • Safe & Durable
  • Versatile PV Support
  • Industrial Reliability
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Technical Data

MPPT ModuleSUN-MPPT-L01-EU-AM8
PV String Input Data
Max. PV Input Power (kW)200
Max. PV Input Voltage (V)1000
Start-up Voltage (V)200
MPPT Voltage Range (V)180-850
Full Load MPPT Voltage Range (V)450-850
Rated PV Input Voltage (V)600
Max. Operating PV Input Current (A)40+40+40+40+40+40+40+40
Max. Input Short-Circuit Current (A)60+60+60+60+60+60+60+60
No. of MPP Trackers8
Efficiency
Max. Efficiency>99%
MPPT Efficiency>99.9%
Equipment Protection
DC input reverse protectionYES
DC ARC protectionOptional
Anti-PID(Potential Induced Degradation)Optional
DC SwitchYES
Surge Protection LevelTYPE II
General Data
Ingress Protection(IP) RatingIP65
Over Voltage CategoryOVC III
Cabinet Size(W×H×D) (mm)543×198×700
Weight (kg)41.75
Type Of CoolingIntelligent air cooling
Safety EMC/StandardIEC/EN 62109-1
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