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Schumacher SPI3 12V 3AMP Battery Maintainer & Charger

In stock
Battery Charger

The Schumacher SPi3 Battery Charger is microprocessor controlled, with multi-stage charging for added precision, safety and battery life. The scrolling digital messaging is easy to read and the flat mode monitoring automatically maintains optimum battery charge.


  • 1 x Battery clamp quick-connect
  • 1 x Ring connector quick-connect
  • 1 x Owner's manual


  • Microprocessor controlled: Multi-stage charging for added precision, safety and battery life
  • Scrolling digital messaging: The easy-to-read, animated display provides step-by-step instructions to properly charge your battery.
  • Float mode monitoring: Automatically maintains optimum battery charge
  • Reverse hook-up protection helps prevent damage to battery and charger
  • Hook attachment to hang outside the work area, for safety and convenience
  • Accessories: Insulated clamps and fused ring leads
  • Charging status LED
  • Safety: Reverse polarity, safety shut-off and spark proof, thermal runaway, ventilation system
  • Protection bumpers
  • 8-Stage charging - 3 x faster
  • Charges lead-acid batteries

Suitable for:

  • Motorcycles
  • Boats
  • Cars
  • Lithium Batteries (LiFePO4)


  • DC Voltage: 12V
  • Nominal AC voltage: 230VAC-50Hz
  • Max. charging current: 3A
  • Fuse: 7.5A
  • Battery range: 12V: 6-58Ah
  • Battery type: AGM, Standard, Gel, Calcium, Start/Stop, + Lithium Ion
  • Multilingual digital display: Yes
  • Aeration system: No
  • IP Rating: IP64
  • Dimensions (L x W x H): 194mm x 89mm x 83mm
  • Weight: 0.78kg


  • 2 Year Warranty covered by Schumacher
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