RECOIL 500 Amp Mobile Audio Battery Isolator and High Current Starter Relay

RECOIL ★ 3.7/5 · ItemOracle Score Mid-Range

$55 USD
Price subject to change
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RECOIL 500 Amp Mobile Audio Battery Isolator and High Current Starter Relay

This device handles high current isolation to prevent main battery drain. It stops power from secondary batteries when the engine is off, reducing discharge and extending battery life. Customer insight notes quality valued, with mixed views on functionality

Highlights

  • 500 A continuous current
  • prevents secondary battery from draining main battery
  • no voltage drop to second battery

Pros

  • high current handling (500 A continuous, 700 A surge)
  • prevents main battery discharge when engine is off
  • does not cause voltage drop to the second battery
  • good waterproof performance
  • extends battery life

Cons

  • mixed feedback on functionality
  • mixed reviews on value for money
  • some users find it unusable

Best For

  • truck or vehicle battery isolation
  • multi-battery systems during engine-off
  • marine or outdoor vehicle applications
  • heavy equipment with spare battery banks
  • battery management in off-road setups
  • high-current starting and charging isolation

Features

  • Handles 500 Amps continuous and 700 Amps surge
  • Stops battery drain by isolating individual battery banks
  • Prevents discharge of main battery when engine is off
  • Does not cause voltage drop to the second battery unlike conventional isolators
  • Offers excellent waterproof performance and reliable operation in varied weather

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