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Lokithor J402 PRO 3500A Portable Lithium Jump Starter with 100W Two-Way Fast Charging

Manufacturer

Lokithor

<h3>About Lokithor</h3><p><strong>Lokithor</strong> is a global manufacturer of jump starters, battery chargers, and starting batteries, providing OEM &amp; ODM solutions for car and power equipment brands. Founded in 2020, the company has quickly earned a reputation for blending cutting-edge technology with practical, driver-focused design. Lokithor is a global professional manufacturer of multi-functional automotive emergency tools, focused on integrating artificial intelligence technology into the products they invent, design, and manufacture.</p><h3>Portable Power Built for the Real World</h3><p>At the heart of the Lokithor lineup are its <a href="/18260-lokithor-vehicle-jump-starter-21258">vehicle jump starters</a> — a range of compact, high-output units engineered to handle everything from daily drivers to heavy-duty diesel rigs. Lokithor jump starters combine powerful jump-starting capability with versatile functionality for automotive professionals and vehicle owners, with models ranging from compact portable units to heavy-duty systems capable of starting commercial vehicles, construction equipment, and agricultural machinery.</p><p>A standout feature across many Lokithor models is ConnectMax&trade; Technology — an intelligent impedance detection system that monitors clamp-to-battery contact in real-time, with indicator lights showing connection quality to maximize starting efficiency. The lineup also makes extensive use of LiFePO&sub4; and LiPo battery chemistry, offering lighter weight compared to traditional lead-acid units, with enhanced safety and longer cycle life.</p><p>Multi-function versatility is another defining trait. Lokithor jump starters cover features including air compressors, trickle chargers, car battery testers, pressure washers, fast charging, and cold-weather jump starting. For example, the J402 delivers an impressive 3,000-amp super start current and is capable of up to 60 jump-starts on a single charge, while its versatile compatibility makes it suitable for a wide range of 12V vehicles including cars, motorcycles, boats, RVs, ATVs, SUVs, vans, tractors, and mowers.</p><h3>Smart Battery Charging Solutions</h3><p>Beyond jump starting, Lokithor offers a range of <a href="/14307-battery-charger-lokithor-18260">battery chargers</a> designed for home garage and on-the-road use. The smart battery charger is compatible with 6V and 12V lead-acid and LiFePO4 batteries, providing four different charging modes for home and car use — allowing you to safely charge batteries wherever and whenever needed. Many of Lokithor&apos;s hybrid jump starter models, such as the flagship JTC4250, integrate smart charging directly into the unit, making a standalone charger and a jump starter one and the same device.</p><h3>Safety You Can Count On</h3><p>Lokithor jump starters typically incorporate multiple built-in safety systems, including overvoltage protection, undervoltage protection, overcurrent protection, high-temperature and low-temperature protection, short-circuit protection, and reverse-connection/spark-proof technology. Units are engineered to bear extreme environments from -4&deg;F to 140&deg;F, ensuring reliable operation across a wide range of conditions.</p><p>Whether you&apos;re a daily commuter who wants peace of mind in the glove box or a fleet manager outfitting dozens of vehicles, Lokithor&apos;s growing catalog of portable power products is worth a close look.</p>

Part Number

J402 PRO
09/17/2036 12:06 AM
Sale Price

$144.91

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Lokithor J402 PRO is an upgraded, high-performance portable lithium jump starter delivering 3500A peak current and 2250A starting current — enough to reliably start 12V gasoline engines up to 9.5L and diesel engines up to 7.5L. Whether you drive a car, motorcycle, boat, RV, ATV, SUV, van, tractor, or mower, the J402 PRO is built to get you going in an emergency.

Equipped with Lokithor's proprietary ConnectMax technology, the J402 PRO intelligently detects the impedance of the clamp connection to your vehicle's battery, ensuring optimal contact and maximizing starting efficiency on every use. Its 88.8Wh lithium polymer battery delivers up to 60 jump-starts per charge and features an impressive 48-month standby time thanks to an ultra-low self-discharge rate — so it's ready when you need it most.

Key Features:

  • 3500A Peak / 2250A Starting Current — Handles gas engines up to 9.5L and diesel engines up to 7.5L
  • 100W Two-Way Fast Charging — Fully recharges in as little as 54–84 minutes via USB-C (100W); provides 3 minutes of charge to jump-start your vehicle; also powers phones, tablets, and laptops via USB-C (100W) and USB-A (18W)
  • ConnectMax Technology — Smart clamp impedance detection ensures optimal battery contact and starting efficiency every time
  • Comprehensive Safety Protections — Built-in BMS with spark-proof, reverse-polarity, over-charge, over-current, short-circuit, over-voltage, over-load, low-temp, and high-temp protection
  • Real-Time Battery Monitoring — Detects vehicle battery voltage continuously and alerts for abnormal conditions
  • IP65 Rated — Water-resistant and dust-tight enclosure; operates in temperatures from -4°F to 122°F (-20°C to 50°C)
  • 300-Lumen LED Flashlight — 3 modes for roadside visibility
  • Compact & Lightweight — Fits easily in a glove box, trunk, or gear bag
  • Service Life — Rated for over 1,000 charge cycles in good condition

What's Included: J402 PRO Jump Starter, Jump Starter Clamps, 12V DC Adapter, USB-C to USB-C Cable, Packing/Storage Bag, User Manual

The J402 PRO combines jump-starting power, fast charging versatility, and advanced safety technology in a rugged, portable package — making it an essential tool for any vehicle owner or roadside emergency kit.

So far, so good

Found some hard to find items I had been searching a while for.

Just what I needed at a good price !

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Easy to order, cheap shipping...can&amp;#039;t wait to receive the tires!

quick and easy

P

Needed it fast and they delivered on time at the best price I could find.

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