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E1779B Battery Pack for ESA Spectrum Analyzers

Product Status: Discontinued | Currently Supported
This product is no longer available

A replacement for this product is available:

Key Features & Specifications


  • Capacity: 105 watt hours
  • Charging Temperature: 10°C to 40°C
  • Discharging Temperature: 0°C to 40°C
  • Storage Temperature: -30°C to 55°C


  • Fully recharges within 6 hours
  • 30 to 75 minutes of operation, depending on analyzer configuration
  • For use up to 4,572 meters (15,000 feet)


The E1779B Ni-MH rechargeable battery pack is designed to work with Keysight ESA-L and ESA-E spectrum analyzers. This snap on DC power provides freedom from AC power.