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Sonnenschein A412/8.5 SR 12V 8.5Ah battery – is a premium sealed gel battery based on dryfit® GEL VRLA technology, which is maintenance-free and has an extremely long service life. Due to its excellent cyclic stability, deep discharge resistance and reliable operation in critical conditions, it is an ideal choice for telecommunications, UPS, security and energy systems.
Key advantages of the Sonnenschein A412/8.5 SR battery
- dryfit® Gel VRLA technology – stable operation without maintenance
- Nominal capacity - 8.5 A·h (C10)
- Long service life >12 years (EUROBAT: Very Long Life)
- Low self-discharge – storage without recharging up to 2 years (at 20°C)
- Absolute safety: does not require ventilation, UL certificate
- Resistance to deep discharges and extreme temperatures
- Made in Europe – full compliance with ISO 9001
- Fully recyclable (low CO₂ footprint)
- Has a Ukrainian quality/conformity certificate
Technological features
- PbCa alloy plates – increased corrosion resistance
- dryfit® gel technology – resistance to vibrations and temperatures
- Carbon Boost – improved charge acceptance and reduced sulfation
- Works in vertical or horizontal position
- Safe transportation by air, sea and land
Usage scenarios
- Telecommunication equipment (servers, base stations)
- Uninterruptible power supply systems (UPS)
- Medical institutions, laboratories, data centers
- Infrastructure facilities and video surveillance
- Backup lighting and security systems
- Industrial control systems
Service support in Ukraine
LLC “Total-Energo” – official supplier of Victron Energy and GNB/Exide solutions, offers:
- Professional battery selection
- System calculation and design
- Start-up and adjustment works
- Warranty and post-warranty service
Why Sonnenschein A412/8.5 SR?
In conditions where reliability — is the key to stable system operation, Sonnenschein A412/8.5 SR — is an engineering solution that does not fail. Once installed, you get up to 12 years of stable operation without unnecessary maintenance, with a high level of safety, proven quality and full compatibility with modern systems.
High-quality charging and monitoring
To ensure the durability of the Sonnenschein A412/8.5 SR, we recommend:
Victron Energy chargers
- Blue Smart IP22 Charger, Blue Smart IP65 Charger, Blue Smart IP67 Charger – precise GEL profile adjustment
Deep discharge protection
- Smart BatteryProtect 12/24V
Balancing of series-connected batteries
- Battery Balancer
Charging from a generator or engine
- DC-DC Orion-Tr Smart
Battery condition monitoring
- BMV-700, BMV-712 Smart, SmartShunt 500A