Description
Price: EUR227.11 - EUR215.76
(as of Jun 23, 2026 08:44:21 UTC – Details)
From the brand


Super Capacitor Jump Starter
new product
new product
1300A High-Power Output & Chemical-Free Safety:Engineered with advanced supercapacitor technology, the JS400 eliminates the risks associated with traditional chemical batteries, such as swelling, leakage, or fire. With a massive 1300A peak discharge current, it delivers the robust power needed to effortlessly crank all 12V passenger cars and light commercial vehicles, ensuring a safe and reliable start every time.
Instant Activation & Self-Powered Design:Forget about pre-charging or maintenance. The JS400 features a self-powered design that activates instantly as long as your vehicle’s system has residual energy (above 5V). It intelligently harvests and conditions this energy to prepare for ignition in seconds, making it the perfect solution for sudden engine failures without the need for external power sources.
Permanent Installation & Battery Life Extender:Designed for “install and forget” convenience, the JS400 connects directly to your vehicle’s terminals for permanent protection. By taking over the high-current load during engine starts, it significantly reduces stress on your original battery, preventing wear and tear from frequent ignition cycles and extending your battery’s service life.
Extreme Weather Resistance & Long Lifespan:Built to withstand the harshest environments, the JS400 operates flawlessly in temperatures ranging from -40°C to 80°C (-40°F to 176°F). Its rugged design is immune to extreme cold or heat, and with a durability rating of 500,000 start cycles, it offers long-term reliability that far outlasts conventional jump starters.
Smart Status Feedback & Dual Emergency Modes:Equipped with intelligent monitoring, the device provides clear real-time status updates to ensure it is always ready for action. In challenging situations, it offers dual activation methods: a manual discharge button and a dedicated emergency start function. With ultra-low power consumption and comprehensive safety protections, it ensures peace of mind for long-term vehicle storage and daily driving.

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