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Sonnenschein® A400

Sonnenschein® A400 top-terminal 6-volt and 12-volt bloc batteries are industry-proven power solutions for a variety of telecommunications, electric utility, UPS, and general-purpose applications. Superior design principles across a wide capacity ensure long life and solid discharge performance.

  • Nominal Capacity Range: 5.50 – 180 amp-hours @ 68°F / 20°C
  • Design life 15 years for blocks ≥ 20 Ah; 12 years for blocks < 20 Ah.
  • High-quality lead-calcium alloy for enhanced corrosion resistance
  • Shelf life up to 2 years @ 68°F / 20°C without recharge
  • Fully recyclable

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Features & Benefits

railway equipment

  1. Valve Regulated Lead Acid (VRLA) Gel (Flat Plate)

    Non-spillable (no water addition or electrolyte maintenance required). Satisfies transportation regulations set forth by IATA, DGR, and clause A67.

  2. High-Quality Premium Plastics

    • ABS (5.5 – 12 amp-hours)
    • Polypropylene (20 – 180 amp-hours)

  3. Superior Terminal Post Design

    Varies by model type: G-M5, G-M6, A-Terminal, F-M10, SR-6.3

  4. Industry Proven

    • UL-recognized component
    • Designed in accordance with IEC 60896-21/-22
    • DIN standards
    • GOST standards

railway equipment
railway equipment

Valve Regulated Lead Acid (VRLA) Gel (Flat Plate)

Non-spillable (no water addition or electrolyte maintenance required). Satisfies transportation regulations set forth by IATA, DGR, and clause A67.

High-Quality Premium Plastics

  • ABS (5.5 – 12 amp-hours)
  • Polypropylene (20 – 180 amp-hours)

Superior Terminal Post Design

Varies by model type: G-M5, G-M6, A-Terminal, F-M10, SR-6.3

Industry Proven

  • UL-recognized component
  • Designed in accordance with IEC 60896-21/-22
  • DIN standards
  • GOST standards

Documents & Resources

Documents & Resources

Multimedia Center
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Sonnenschein A400 Data Sheet
What is GEL (VRLA)?

Gel technology is a type VRLA battery where the liquid electrolyte is suspended in a fumed silica gelling agent causing it to partially solidify. The gelling agent offers superior resistance to leakag...

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