KEY 2026: KOSTAL presents HELIVOR HV high-voltage storage system in Rimini

The KEY - The Energy Transition Expo trade fair will take place at Rimini Expo Centre from 4 to 6 March 2026.

KOSTAL Solar Electric is using the event to present its product portfolio in the field of storage and inverter solutions. KOSTAL will be represented at the trade fair at the stands of its partner companies:

VARTA (B7/311)
Voltaneo (D3/027)
Krannich (D3/220)

HELIVOR HV: Modular high-voltage system for different areas of application

The new HELIVOR HV high-voltage storage system is being presented on the Italian market for the first time. The modular battery system covers capacities from 6.4 kWh to 230.4 kWh and is aimed at both private and commercial applications.

The HELIVOR HV is designed as a modular high-voltage energy storage system and can be combined with PLENTICORE inverters. The scalable system design means that different storage requirements can be covered.

Technical features:

Capacity from 6.4 kWh (2 battery modules) to 230.4 kWh (8 towers with 9 modules each)
Parallel connection possible via combiner boxes for 3 or 8 towers
Plug-and-play installation, compact design, protection class IP65
Lithium iron phosphate technology (LFP)
10-year manufacturer's warranty

"The demand for flexible storage solutions is also increasing continuously in Italy. With the HELIVOR HV and the PLENTICORE MP, we are presenting solutions that address both the economic and technical requirements of modern PV systems," explains Fabrizio Limani, Sales Manager for the Southern Europe region at KOSTAL Solar Electric.

PLENTICORE MP: Single-phase inverter for flexible applications

With the PLENTICORE MP, KOSTAL is expanding its inverter portfolio in the power range from 3 to 7 kW. The device has a single-phase design and can be used as a solar, hybrid or battery inverter, depending on the configuration.
Features at a glance:

Power adjustment within a device class via PLENTICOIN
Up to three MPP trackers
DC-coupled system architecture
Backup power option in combination with the KOSTAL BackUp Switch
Compatibility with various battery storage systems
Development and production in Germany

Exchange with trade visitors at KEY 2026

During the trade fair, KOSTAL contacts will be available to talk to trade visitors about storage and inverter solutions. Among other things, the new HELIVOR HV and the current PLENTICORE generation will be presented.

Exhibition stands:

VARTA (B7/311)
Voltaneo (D3/027)
Krannich (D3/220)