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Schumacher 12V Lithium Jump Starter and Portable Power Pack, 1500 Amps, Model# 940261688PS4

Item# 6653782
Schumacher 12V Lithium Jump Starter and Portable Power Pack, 1500 Amps, Model# 940261688PS4

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Schumacher 12V Lithium Jump Starter and Portable Power Pack, 1500 Amps, Model# 940261688PS4

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$149.99

  • Shipping: 

    Available now

  • Store Pickup: 

    Out of stock at Fredericksburg VA

  • 1500 peak amp engine start
  • Up to 25 jump starts on a full charge
  • Jump starts up to 6.0L gas and 3.0L diesel engines
  • Override button enables jump starting vehicle battery with low voltage
  • 3-amp USB-A and 3-amp USB-C ports charge mobile devices 3x faster

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  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Warranty

  • Compare

Product Summary

The Schumacher SL1688 1500-Amp 12-Volt Jump Starter and Portable Power Pack is the ultimate lifeline in a roadside emergency, delivering dependable power—for jump starting or charging your devices—precisely when you need it most. With its robust 1500 peak amp engine start, this powerhouse can jump start up to 6.0L gas and 3.0L diesel engines effortlessly. Plus, an override button allows you to jump start low-voltage batteries, unlike many lithium jump starters on the market.

What's Included

    (1) In the Box: Schumacher SL1688 1500 Amp 12 Volt Jump Starter and Portable Power Pack , smart jumper cable assembly, USB-A to USB-C charging cable, and user manual

Features + Benefits

  • 1500 peak amp engine start
  • Up to 25 jump starts on a full charge
  • Jump starts up to 6.0L gas and 3.0L diesel engines
  • Override button enables jump starting vehicle battery with low voltage
  • 3-amp USB-A and 3-amp USB-C ports charge mobile devices 3x faster
  • 3-amp USB-C input port fully charges the unit in 2-3 hours with an 18-watt charger (not included)
  • Pre-boost technology delivers a breakthrough advantage by safely addina pre-charge to deeply discharged batteries
  • Pre-heating technology warms batteries in extreme cold allowing for safe starting conditions
  • Built-in 3-mode LED light with flashlight, SOS, and strobe modes
  • Safety features include reverse polarity, short cicuit, high temp, low temp, high voltage, time-out, and overload protection
  • Four-cell lithium battery, 23.68 wH
  • Smart jump cable assembly with override button, fault LED, clamps reversed LED, and ready LED
  • 10-gauge, 18-inch booster cables
  • Battery status LED indicators

Key Specs

AttributeSpecification

item#

6653782

Brand

Schumacher

Manufacturer's Warranty

1 year limited warranty
AttributeSpecification

Ship Weight

1.8 LB

Product Weight

1.5600 lb

Dimensions L x W x H (in.)

6.98 x 3.43 x 1.42 in

Reviews

Questions & Answers

41 Reviews This action will navigate to reviews.

Questions

1–8 of 8 Questions  
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  1. How many times can this unit be recharged? How long does it take to recharge? Is it recharged with standard 60 Hz-110-120 V?

    1 answer

    1. The jump starter will fully recharge in about 2-3 hours when using an 18-watt USB-C charger. The unit is designed to be recharged using a standard, 60 Hz, 110-120V outlet. The unit would have a life expectancy of about 3-5 years.

      Helpful?

  2. So, it does not come with a charger ?

    1 answer

    1. The power pack will come with a USB-A to USB-C charging cable.

      Helpful?

  3. Does it let you know when it needs charges

    1 answer

    1. The model number 940261688PS4 will include a battery status LED indicator. This will show the remaining charge level of the power pack. To prolong the internal lithium battery life, the power pack should be charged every 30 days even when the power pack has not been used.

      Helpful?

  4. What does the flashing green light on the 12V charging cables mean compared to the solid green light?

    1 answer

    1. This will mean that a high battery voltage was detected and reverse charging protection did not activate. The user can crank the vehicle.

      Helpful?

  5. Will this devise work on a dual boat batteries?

    1 answer

    1. The jump starter's high 1,500 amp output makes it capable of delivering power to a dual-bank system. To ensure effective operation, make sure the 12V batteries are wired in parallel.

      Helpful?

  6. how long will it hold charge in zero degree weather?

    1 answer

    1. In zero-degree weather, the jump starter should retain its charge for several months as long as it is fully charged. To maximize battery life and performance, follow these guidelines:

      Charge fully before storage
      Store between –4°F and 113°F
      Do not allow the battery to fully discharge
      Recharge after each use and at least once per month

      Helpful?

  7. What are the methods of charging this battery pack? Please be detailed.

    1 answer

    1. The SL1688 has the USB-C input port for fast charging paired with an 18W charging block (not included). It can also be charged using the USB-A port as well.

      Helpful?

  8. Will the unit get charged when plugged into a driven vehicle.

    1 answer

    1. The unit should be charged using an 18W USB charging block, to quickly recharge the jump starter. Using a charger smaller than 18W will increase charge time.

      Helpful?

Warranty

Manufacturer's Warranty

1 year limited warranty

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Schumacher 12V Lithium Jump Starter and Portable Power Pack, 1500 Amps, Model# 940261688PS4
4.8 out of 5 stars. 41 reviews

Schumacher 12V Lithium Jump Starter and Portable Power Pack, 1500 Amps, Model# 940261688PS4

Item # 6653782

$149.99