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Petzl Replacement Battery for the DUO S Headlamp (E80002)

Petzl accu 2 replacement battery for the Duo s headlamp
Petzl accu 2 replacement battery for the Duo s headlamp
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Petzl ACCU 2 - Replacement Battery for the DUO S Headlamp

7.4 Volts, 3200mAh, 23.68Wh

The Petzl ACCU 2 is a reliable replacement lithium battery for your Petzl DUO S headlamp. This high performance battery has a capacity of 3200mAh to support the long run times that you need while lighting your way. Incredibly durable and waterproof, it can withstand different environments and extreme temperatures that may vary with task. The quick connection system is for a simple installation and removal process - hassle free. For real-time monitoring of the battery's charge, there is a built-in energy gauge for your convenience.

Need to make it a complete package? Add the PETZL DUO Battery Wall Charger to power up your battery again and again!


  • Proprietary Battery for the Petzl DUO S Headlamp
  • Reduced weight
  • Reliable Lithium-ion technology
  • 3200mAh capacity
  • Built-in energy gauge for real-time charge level awareness
  • Simple and quick connection system
  • Instant battery installation and removal
  • Rechargeable with the specially designed wall charger
  • Waterproof rating of IP67
  • Petzl 1 Year Warranty

Technical Specifications:

  • Compatibility: Petzl DUO S Headlamp (only)
  • Battery Size: Petzl Proprietary Battery Pack
  • Battery Chemistry: Lithium-Ion
  • Terminal Type: Proprietary
  • Rechargeable: Yes
  • Nominal Voltage: 7.4 Volts
  • Nominal Capacity: 3200mAh/23.68Wh
  • Estimated Charge Cycles: 300 cycles
  • Estimated Charge Time: 4 hours
  • Operating Temperature Range: -4°F to 104°F (-20°C to 40°C)
  • Shelf Life: 1 Year or 300 Charging Cycles
  • IPX Rating: IP67 (Waterproof in 1 meter of fresh water for up to 30 mins)
  • Model: E80002
  • Weight: 5.93oz. (168g)
  • Specifications
    Battery Size:Battery Pack
    Battery Capacity (mAh):3200
    Battery Chemistry:Li-Ion
    Battery Voltage:7.4
    Battery Terminal Type:Product Specific
    Battery Shelf Life:1 Year
    Product Certifications:IP67
    Packaging:Contractor Pack
    Warranty:Battery Junction 30-Day Warranty, Petzl 1 Year Warranty
    Return Policy:Battery Junction Return Policy
    Product Weight:5.93oz
    Country of Origin:Malaysia
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