What specs does a 3rd-party battery need to be compatible with a Navy electric outboard?

While ePropulsion batteries are always recommended (for multiple reasons), the Navy 3.0 and Navy 6.0 are compatible with 3rd-party batteries as long as they meet the following specs:

• Type: Lead-acid or Lithium
• Rated voltage: 48V
• Minimum voltage: 39V
• Maximum voltage: 60V
• Minimum continuous discharge current: 28A
• Maximum continuous discharge current: 62.5A or greater (Navy 3.0) / 125A or greater (Navy 6.0)
• Internal resistance: <100 mΩ

For a more complete discussion regarding what to know about 3rd-party batteries for Navy outboard motors, see our article here.