Sonnenschein A602/850 Solar - 2 V 845 Ah lead-gel battery

The Sonnenschein A602/850 Solar is a durable, maintenance-free gel battery with tubular plate technology, specially developed for cyclic applications in photovoltaic and off-grid systems. With a nominal capacity of 845 Ah (C120, 1.85 V/C, 20 °C), it offers maximum reliability and efficiency. Thanks to proven dryfit gel technology, the battery impresses with high cycle stability, minimal self-discharge, and safe performance even under demanding conditions.

Highlights at a glance

• Nominal capacity: 845 Ah (C120, 1.85 V/C, 20 °C)
• Over 3000 cycles at 60% depth of discharge (with IUI charging characteristic, 20 °C)
• Tubular plate technology for maximum service life
• Maintenance-free thanks to sealed VRLA gel technology
• Deep discharge proof and high energy density
• Low self-discharge, storage capability up to 17 months at 20 °C

Powerful in solar systems

The A602/850 Solar is optimally suited for photovoltaic systems, off-grid systems, hybrid systems, and energy storage solutions. With its high capacity and long service life, it provides reliable power even with repeated deep cycling.

Efficiency and safety in operation

With up to 3000 charge and discharge cycles at 60% DoD (Depth of Discharge), the battery ensures reliable energy supply over many years. The sealed gel technology considerably reduces maintenance effort, while flame-retardant housing options (UL 94-V0) offer additional safety.

Advanced tubular plate technology

The tubular plate construction ensures uniform energy output and extends service life, even under heavy load. Its robust design makes the battery deep discharge proof and ensures reliable performance under a wide range of climatic conditions.
 

Features

FAQs about the Sonnenschein A602/850 Solar lead battery

What applications is the A602/850 Solar suitable for?

The battery is ideal for photovoltaic systems, off-grid systems, hybrid systems, renewable energy storage solutions and back-up power applications.

Is the A602/850 Solar maintenance-free?

Yes, thanks to the VRLA gel technology (dryfit), topping up water is completely unnecessary.

What is the service life of the battery?

The battery achieves over 3000 cycles at 60% depth of discharge (C10, 20 °C), making it exceptionally long-lasting.

Can the battery be installed flexibly?

Yes, the A602/850 Solar can be installed both vertically and horizontally.

Is the battery subject to any transport restrictions?

No, the battery is not subject to any transport restrictions (IATA, DGR, A67) and can be safely transported by road, rail, water, and air.