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The FIAMM SDH 21 battery (2V 800Ah) — is an industrial lead-acid battery with a liquid electrolyte and high current density, designed for short-term peak discharge. Highly reliable, durable and stable, this battery is ideal for backup power systems with high starting currents, such as UPS, power plants, transformer substations, oil and gas and chemical industry facilities.
Key advantages of the FIAMM SDH battery
- Capacity of 800Ah at 10-hour discharge
- High power in a short time – designed for peak discharges
- Plates with low antimony content – reduced water consumption
- Water refill only once every 3 years in buffer mode
- Reduced self-discharge – long-term storage without loss of capacity
- Environmental friendliness and full recyclability
- Resource up to 15 years (Eurobat High Rate / Long Life)
Technological features
- Battery type: Flooded (maintained)
- Voltage: 2 V
- Capacity: 800 Ah @10H (1.80 VPC)
- Dimensions: 210×191×710 mm
- Weight with electrolyte: 66.8 kg
- Electrolyte volume: 14.4 l
- Standards: IEC 60896-11 (vented types)
Usage scenarios
- Industrial UPS (UPS)
- Electrical substations
- Backup power for automation
- Oil and gas, chemical and metallurgical industries
- Emergency high-current generator start-up
- Critical infrastructure facilities
Service support in Ukraine
Total-Energo LLC — FIAMM supplier in Ukraine, offers full support for SD/SDH series batteries: engineering calculation for load, installation of batteries in cabinets or on frames, regular maintenance, ventilation, electrolyte level monitoring, integration with automatic start systems.
High-quality charge and monitoring
- Victron Skylla-TG chargers or industrial DC chargers – with fast charge support
- SmartShunt 1000A or Victron Lynx VE.Can – high current monitoring
- BACS® or Victron GX systems – temperature and voltage control on cells
- DIN 40740 indicators – for visual control of electrolyte level