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Rectangular 12V jump starter with ammeter and LED indicators

BatteryJack inc.

BatteryJack inc. 10/2/50 Amp 12V Jump Starter

SKU CH-YN2T-7Y2T6

A 12V manual charger with 2A trickle, 10A fast charge and 50A engine start for lead-acid batteries

  • Manual 10/2/50 A charge rates suit every 12 V need
  • 50 A engine-start mode gets you moving in emergencies
  • 2 A trickle charge maintains batteries during long storage
  • Ammeter shows real-time current for precise monitoring
  • LED indicators confirm power-on and full-charge status

12V Jump Starter with Three Charge Rates

The BatteryJack inc. unit delivers 10, 2 and 50 amp settings for 12V lead-acid batteries. A built-in ammeter shows charging current while battery-type switches match the rate to SLA or deep-cycle cells. Two LEDs confirm power-on and full-charge status. The manual charger suits home garages and roadside emergencies.

Who this suits and who it does not

DIY owners needing occasional trickle, fast or engine-start currents will find the three rates useful. Buyers who want automatic multi-stage charging or support for lithium chemistries should look elsewhere. The device lacks jump cables and an internal battery so it requires mains power and separate leads.

Deciding specification: 50A engine-start rating

The 50A engine-start setting is the single figure that determines if this starter can crank your vehicle. Check the manufacturer's cranking-amp requirement against that 50A rating before purchase. The 10A and 2A rates handle routine maintenance charging once the engine runs.

Highlights

  • Manual 10/2/50 A charge rates suit every 12 V need
  • 50 A engine-start mode gets you moving in emergencies
  • 2 A trickle charge maintains batteries during long storage
  • Ammeter shows real-time current for precise monitoring
  • LED indicators confirm power-on and full-charge status

Specifications

No published specifications for this item yet.

Questions about this item

What does the 50 A engine-start rating deliver when I hook it to a dead 12 V battery?

It supplies up to 50 A for cranking, enough to turn over most petrol and small diesel engines in an emergency.

How do the three charge-rate settings limit current on the 12 V lead-acid battery?

The selector locks output to 2 A trickle, 10 A fast charge or 50 A engine start so the battery never sees more than the chosen rate.

What physical connections and space are needed to mount or use the unit?

Heavy-duty clamps attach to the battery posts; the metal case sits on any flat surface and requires only clearance for the cables.

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