9V Dry Cell Battery Specifications

General

• Battery Type: Alkaline or Zinc-Carbon (depending on brand)
• Nominal Voltage: 9 V
• Cell Configuration: 6 × 1.5 V cells inside (series)
• Chemistry: Alkaline (common) or Zinc-Carbon

Electrical

• Typical Capacity:
  • Alkaline: 500–600 mAh
  • Zinc-Carbon: 400–500 mAh
• Operating Voltage Range: 5 V – 9 V (depends on load and discharge)
• Recommended Load: Low to medium current devices (<50 mA for standard use)
• Maximum Continuous Current: ~500 mA (short duration)

Physical

• Standard Size: 48.5 mm × 26.5 mm × 17.5 mm (rectangular)
• Weight: ~45–50 g
• Terminals: Snap connector (positive and negative)

Applications

• Smoke detectors
• Remote controls
• Small electronic circuits and toys
• Multimeters and portable test equipment