Lemania C21 ST – Smart 12V/24V Jumpstarter Battery Booster

The Lemania Energy C21-ST is a high-performance, batteryless jump starter engineered for demanding professional environments. Built using advanced UltraCapacitor technology, this powerful booster delivers exceptional starting performance without the limitations of traditional batteries, making it ideal for heavy-duty applications across industries such as air force, military, and agriculture.

Designed for both 12V and 24V systems, the C21-ST features a simple switch that allows quick voltage selection, giving operators flexibility across a wide range of vehicles and machinery. With an impressive peak output of 10,000 amps, it provides instant, reliable starting power even in challenging conditions.

The unit is equipped with a digital voltmeter for accurate, real-time voltage readings, allowing professionals to assess battery condition and test alternator performance with ease. Safety is prioritised through a reverse polarity alarm system, offering both audible and visual alerts to prevent incorrect connections and potential damage.

Constructed with heavy-duty 50mm² cables and a robust clamp-mounted fuse system rated at 500 amps, the C21-ST ensures durability and safe operation in high-demand environments. Despite its powerful capabilities, the unit remains compact and portable, with dimensions of 34 x 41 x 21 cm and a weight of 12.2 kg.

The integrated 14.4V / 3A charger ensures efficient energy management, while the batteryless design eliminates maintenance concerns, reduces downtime, and extends the product’s lifespan.

The Lemania Energy C21-ST is the ultimate solution for professionals who require dependable, high-output starting power without compromise.

• Datasheet