The Bosch 909 Dual S is a premium car battery known for its reliability and performance. Below are its key specifications and a summary of customer reviews:

Specifications:

• Type: AGM (Absorbent Glass Mat)
• Voltage: 12V
• Capacity: 90Ah
• Cold Cranking Amps (CCA): 900A
• Technology: Dual S (SpiralCell and Silver Alloy)
• Maintenance-Free: Yes
• Compatibility: Suitable for start-stop vehicles and high-demand applications
• Dimensions: Varies by model (standard group size)
• Weight: Approximately 22 kg

Summary of Customer Reviews:

• Pros:

  • Excellent cold-start performance, even in extreme temperatures.
  • Long lifespan due to AGM technology and robust construction.
  • Reliable for start-stop systems and energy-intensive vehicles.
  • Maintenance-free and leak-proof design.
  • Quick recharge capability.

• Cons:

  • Higher price compared to conventional batteries.
  • Heavy, which may complicate installation for some users.
  • Limited availability in certain regions.

Overall, the Bosch 909 Dual S is highly regarded for its durability and performance, particularly in demanding conditions.