Lokithor J5000 PRO 5000A LiFePO4 Jump Start Kit

Leave a Review

Shop all Lokithor products

SKU: J5000 PRO

Price: $249.99

Qty:

Go Straight to Checkout

Qualifies for Free Shipping
with $149.00 minimum order

Description

The Lokithor J5000 PRO is a portable jump box, jump pack and battery booster designed to provide dependable starting power when you need it most. With an impressive 5,000-amp peak current, the J5000 can deliver the high-output power needed to jump-start a wide range of vehicles, including cars, trucks, SUVs and other 12V vehicles. Beyond its jump-starting capability, the J5000 PRO combines convenience and versatility in a compact, portable design, making it an ideal battery booster for roadside emergencies, garages, travel and everyday vehicle preparedness.

Product Highlights

Heavy-Duty 5,000A Jump Starting Power

Pushing up to 5,000 peak amps, the J5000 PRO revives completely dead 12V batteries across gas engines up to 12.0L and diesel engines up to 10.0L.

ConnectMax Smart Technology

Integrated ConnectMax Technology automatically measures clamp connection resistance to the battery. Immediate status indicators ensure maximum power transfer before you crank.

Green = Solid Connection
Yellow = Poor Contact

Ultra-Safe LiFePO4 Battery Tech

Built with cutting-edge Lithium Iron Phosphate (LiFePO4) chemistry for maximum reliability and safety, this stable, non-hazardous battery significantly reduces the risk of thermal runaway or overheating compared to standard lithium packs.

Super-Fast Bidirectional Fast Charging

Supporting 100W Power Delivery via USB-C and DC input/output, this portable jump box recharges completely in roughly 1 hour. It also doubles as a high-speed power bank, capable of powering modern laptops, phones and 12V DC accessories.

BMS Power Management & Safety

Comprehensive Battery Management System (BMS) protection guards against overvoltage, undervoltage, overcurrent, high/low temperatures, short circuits and reverse polarity hookups.

IP65-Rated Weatherproof Construction

Engineered to survive harsh shop and field environments, the unit features a shockproof outer shell with a certified IP65 rating for superior dust and water resistance.

High-Intensity 3-Mode Flashlight

An integrated 400-lumen LED flashlight features three lighting modes to illuminate engine bays, facilitate dark roadside hookups or signal for help.

Specifications

Product weight: 5.51 lbs.
Voltage compatibility: 12 volt
Starting amperage: 2,500 amps
Peak amperage: 5,000 amps
Engine rating: gas up to 12.0L / diesel up to 10.0L
Battery chemistry: LiFePO4
Battery life expectancy: > 2,000 cycles
Full recharge time: ~1 hour
Input / output ports: USB-C PD, USB-A, DC output
Operating temperature: -4°F to 140°F
Ingress protection rating: IP65
Flashlight output: 400 Lumens
1-year limited warranty

Kit Components

Lokithor J5000 PRO Portable Jump

Heavy-Duty Jump Starter Clamps

12V Car Cigarette Lighter to DC-5521 Cable

USB-C to USB-C Cable

USB-A to USB-C Cable

Accessories Storage Bag and Manual

Applications

Automotive and Shop

Cars, SUVs, light trucks and general shop maintenance tasks.

Towing and Emergency

Roadside assistance, fleet service trucks and emergency starts.

Marine

Boats and watercraft with 12-volt systems.

Agricultural

Tractors, utility vehicles and farm equipment.

Fleet Operations

Commercial vehicles and service trucks.

FAQ

Q: What engine sizes can the Lokithor J5000 PRO jump start?

A: The Lokithor J5000 PRO pushes up to 5,000 peak amps, allowing it to jump start gas engines up to 12.0L and diesel engines up to 10.0L, making it perfect for heavy freight trucks, farm machinery and RVs.

Q: How long does it take to fully recharge the Lokithor J5000 PRO?

A: Utilizing 100W Power Delivery via USB-C or DC input, the jump starter can be fully recharged from empty in approximately 1 hour.

Q: Can I use the Lokithor J5000 PRO to charge other devices like a phone?

A: Yes, it doubles as a high-speed power bank. It supports bidirectional fast charging, allowing you to power modern laptops, smartphones and 12V DC accessories.

Q: Is the Lokithor J5000 PRO waterproof

A: It features IP65-rated weatherproof construction. While not meant to be submerged, it offers superior dust and water resistance to survive harsh shop, marine and field environments.

Q: What is the lifespan of the Lokithor J5000 PRO battery?

A: Thanks to its advanced LiFePO4 battery chemistry, it boasts a life expectancy of over 2,000 charge cycles, offering significantly more longevity than traditional lithium-ion jump starters.

Shipping & Returns

Expedited orders must be placed by 12 p.m. CST. Items under 110 lbs ship via standard parcel (UPS Ground). Items 110–150 lbs may ship via ground or truck freight depending on size and destination.
Larger or heavier items ship via truck freight, which may require additional delivery time.

Please inspect all shipments within 10 days of delivery. Return requests must be submitted within 45 days.

For full details, view our Shipping & Returns Policy.

Shipping & returns policy