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Black and yellow rectangular charger with LCD screen and cables

BatteryJack inc.

BatteryJack inc. 12V 50A Engine Start Battery Charger with LCD Display

SKU CH-AE81-BNWCH

A portable 12V charger delivers up to 50A for engine starting and 20A for charging, with an LCD display

  • 50A engine start power gets vehicles running
  • 20A maximum charge rate restores batteries efficiently
  • LCD display shows charging status at a glance
  • 120-230V AC input works on household or workshop power
  • 2-20A adjustable output suits cars, bikes, boats and RVs

12V 50A Engine Start Charger

This 12V charger delivers up to 50 amps for engine starting and adjustable charging rates from 2 to 20 amps. It suits owners of cars, motorcycles, boats, farm machinery and RVs who need a single unit for maintenance and emergency starts. The LCD display shows real-time status during operation. It runs on 120-230VAC input at 50/60Hz.

2-20A Charging With 50A Boost

The charger maintains batteries at 2, 5, 10 or 20 amps and provides a 50 amp engine start mode for cranking. It comfortably handles routine charging of automotive and leisure batteries. The 50 amp boost covers most passenger vehicle starts but may not turn over large diesel engines or deeply discharged heavy-duty packs.

Black/Yellow Housing With Multiple Connectors

The unit features a black and yellow casing with multiple connectors for different battery terminals. An LCD panel reports voltage and current without needing external meters. AC input accepts 120-230VAC for shop or home use. The two year warranty covers defects in materials and workmanship.

Highlights

  • 50A engine start power gets vehicles running
  • 20A maximum charge rate restores batteries efficiently
  • LCD display shows charging status at a glance
  • 120-230V AC input works on household or workshop power
  • 2-20A adjustable output suits cars, bikes, boats and RVs

Specifications

No published specifications for this item yet.

Questions about this item

Will the 12V 50A engine-start output work with the 12V battery in my older tractor?

Yes, the charger delivers 12VDC at up to 50A for engine start, matching a standard 12V battery system.

How do I confirm the charger is operating correctly once connected?

The LCD display shows the active output setting — 2A, 5A, 10A, 20A or 50A — so you can verify the selected mode.

Which connectors are included and what must I purchase separately?

The unit ships with multiple connectors for immediate use; no additional cables are required for typical automotive, motorcycle, boat or RV batteries.

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