WHES
Residential ESS Solutions
Utility ESS Solutions
C&I ESS Solutions
About WHES
WHES — Tier 1 Battery Energy Storage Solutions Supplier.
WHES is a leading provider of digital and intelligent Battery Energy Storage System (BESS) solutions. Leveraging our energy management algorithms and full-stack technology framework, we offer advanced energy storage solutions to our customers worldwide.
50+
Countries/Regions Covered
800+
Global On-site Projects
20+
Global Service Centers
solutions
Products
PC-G3125kW / 261kWh C&I ESS
• 1.5 m² footprint, 6 m² for 1 MWh system
• 314Ah LFP battery cells, up to 8,000 cycles
• Support 4h system
• >88% round-trip efficiency
• Up to 24 units on-grid in parallel
PC-G1100kW / 233kWh C&I ESS
• IEC 62933 & UL9540A certified
• ＜1 Day Installation Time
• Highly integrated all-in-one design
• PPB level Battery Quality Control
• Four-level protection
PC-G2250kW/509kWh C&I ESS
• 2/4/6/8 Hours Flexible Solutions
• VDE 4110 Certified
• CATL 306Ah Battery Packs
• Max. 6 units in parallel
ACAC 100kW Control Cabinet
• Real-time monitoring, fault warning & location
• Highly integrated
• 8h on-site installation
• Waterproof & modular
• Grid dispatching & primary frequency/voltage regulation
Battery Box4.99-29.94kWh
• UL9540A Certificated
• Built-in FSS
• Support Heating Module
• Integrated plug-in terminal
• Max. 5 unites in parallel
PP-T15-13kW/9.98-29.9kWh Three-Phase Residential ESS
• Max. 2 times Photovoltaic Oversizing
• < 10 ms EPS Switching Time
• 110% Unbalanced Output
• UL9540A Certificated
• Built-in FSS
• Support Heating Module
• Max. 5 unites in parallel
PP-S23.6-10kW/4.99-19.9kWh Single-Phase Residential ESS
• Max. 2 times Photovoltaic Oversizing
• < 10 ms EPS Switching Time
• 16A Max. PV Input Current Per String
• 50A Fast Charge/Discharge Current
• UL9540A Certificated
• Built-in FSS
• Support Heating Module
• Max. 5 unites in parallel
Hybrid Inverter5-13kW
• Max. PV Input Current Per String
• Max. 16kW EPS Peak Output Apparent Power
• 110% Unbalanced Output
• < 10 ms EPS Switching Time
PA-3.0EU744-1488kW / 1490-2980kWh
• 50°C Full Performance without Derating
• Flexible Cluster Reduction
• Support 4h System
WHES OSEMS
• Cloud–edge–device synergy
• AI-powered predictive dispatch
• <20ms response with seamless on/off-grid switching
• Full-site monitoring for reliable and safe operations
• Open integration with VPP/dispatch systems, globally compliant
The Latest from WHES
News
WHES Achieves BloombergNEF Tier 1 Global Energy Storage Manufacturer Recognition for Nine Consecutive Quarters
Recently, BloombergNEF (BNEF) released its Q3 2026 Tier 1 Global Energy Storage Manufacturers List, once again recognizing WHES as a Tier 1 energy storage supplier. This recognition reflects the company's continued technological innovation, reliable product delivery, and expanding presence across global markets.