Kehua Tech

Kehua's high-power string PV inverter series for large ground-mounted power plants and commercial & industrial scenarios, featuring power semiconductors and multi-MPPT design, suitable for bifacial modules and weak-grid environments.

SPI350K-B-H X2: 350kW, 6 MPPT channels at 75A high current, compatible with bifacial modules; SPI250K-B-H: 250kW; SPI125K-B X2: 125kW, 9 MPPT channels, 180–1000V DC input; 465kW string inverter: industry-first 1600V design, supports 5.6MW sub-arrays, N+2 long string connection, multiple MPPTs, with intelligent cleaning, health monitoring and anti-icing functions.

• Large ground-mounted PV plants
• Commercial and industrial rooftop PV
• Harsh environments such as desert/Gobi/salt spray/weak grid
• Plants with bifacial modules

Centralized power conversion systems (PCS) and integrated PCS-boost transformer units for large-scale/shared energy storage plants, deeply integrating the PCS with medium-voltage transformers and ring main units to raise system power density and lower the levelized cost of storage (LCOS).

12.5MW: 40-foot integrated architecture with deep integration of PCS, medium-voltage transformer and RMU; 10MW, 5MW: DC parallel technology, compatible with multiple battery modules, flexible capacity expansion; 6.25MW/6.9MW: grid-connected centralized conversion and boost integrated units; 3.15MW/3.5MW: liquid-cooled centralized energy storage PCS with grid-forming technology, top exhaust, modular design and upgraded power drive control algorithms; supports virtual inertia, damping control and droop control.

• Large energy storage plants
• Grid-side/shared energy storage
• Storage co-located with renewable energy
• Weak-grid/high-altitude scenarios

Energy storage PCS built on modular and string technology routes, enabling fast deployment, easy maintenance, long system lifetime and high project returns.

430kW modular energy storage inverter; 6.25MW modular energy storage PCS; 500kW liquid-cooled string PCS: IP66 protection, continuous full-load operation at an extreme 50°C, compatible with 300Ah–600Ah and higher cells, plug-in design for the power and liquid-cooling circuits, shortening on-site installation and maintenance time.

• Commercial and industrial energy storage
• Plant-level energy storage
• Scenarios requiring fast deployment and flexible capacity expansion

1500V containerized energy storage system (ESS) and PCS integrated solutions, supporting parallel operation of multiple units and using grid-forming energy storage technology to provide inertia support to the grid.

BCS8000K~10000K-C-HUD/T8: 1500V containerized ESS+PCS; BCS5000K-C-HUD/T4: 20-foot container, 5MW (4×1.25MW modules), grid-forming response <20ms, with black start; BCS1250K-C-HUD: 1.25MW; integrated black start and virtual synchronous generator (VSG) technology, prefabricated design shortens on-site installation time, IP65/C5 protection.

• Grid-side energy storage
• Large energy storage plants
• Microgrid/off-grid renewable energy projects
• Coastal salt-spray/severe cold environments

Liquid-cooled commercial and industrial energy storage system for factories, commercial complexes and eco-farms, paired with string inverters and supporting standalone or hybrid deployment.

Liquid-cooling thermal management with cell temperature difference controlled within ±1.5°C and a footprint of only 1.3 m²; module-level aerosol fire suppression, on/off-grid switching <100ms; paired with 50–125kW string inverters; supports operation from -35°C to 60°C, with optional C5 anti-corrosion coating and adaptive thermal management.

• Factories
• Commercial complexes
• Eco-farms
• Commercial and industrial scenarios requiring peak shaving and backup power

A compact, modular residential PV-storage all-in-one system that supports remote monitoring and intelligent energy management and is certified to multiple international safety standards.

iStoragE: paired with a 25kW string inverter; iStoragE3: modular expansion from 5kWh to 40kWh; dual-layer safety protocol (physical isolation + distributed fire suppression).

• Household residential PV storage
• Self-consumption and backup power
• Small commercial and industrial

All-scenario integrated PV + storage + charging solutions and microgrid solutions, combining generation, energy storage and electric vehicle charging to achieve source-grid-load-storage coordination.

Covers ground-mounted plants, commercial and industrial, residential and microgrid scenarios; supports grid-forming energy storage and integrated PV-storage-charging; at ESIE 2026 it presents all-scenario 'PV-storage-charging' solutions and a 'liquid-cooling ultra-charging' exhibition area.

• Microgrids
• Integrated PV-storage-charging stations
• Park source-grid-load-storage
• Zero-carbon parks/base stations

Kehua's EV charging product line, including liquid-cooling ultra-charging (DC fast charging) and AC/DC charging equipment; at ESIE 2026 a 'liquid-cooling ultra-charging' exhibition area showcased all-scenario PV-storage-charging solutions. The specific models and power ratings of this series are not listed individually on statically accessible official English pages and should be confirmed against the official Chinese product center (digitalenergy.kehua.com.cn / kehua.com.cn, New Energy > Charging Piles).

The official English press releases only confirm that the 'liquid-cooling ultra-charging' product exhibition area exists and do not disclose specific models or rated power; refer to the official Chinese product center.

• Public charging stations
• Integrated PV-storage-charging stations
• Park/site charging
• EV DC fast charging