Traction batteries for trains

Traction batteries for trains play a vital role in ensuring the safe and uninterrupted operation of railway systems. They provide backup power for critical systems such as signaling, communication, lighting, and emergency functions. Without reliable traction batteries, trains would be exposed to operational interruptions and safety risks.

Main types of traction batteries used in trains

Choosing the right traction battery is essential for the performance and long service life of the train. The most commonly used types are:

Lead-acid batteries: Known for their reliability and affordable price. They require maintenance but provide high power during start-up and emergency situations.
AGM and GEL batteries: Maintenance-free and resistant to vibrations, suitable for the demanding conditions of railway transport.
Lithium-ion batteries: Increasingly used due to their light weight, long lifespan, and fast charging. Ideal for modern electric and hybrid trains.

Key characteristics and requirements for train traction batteries

High reliability: They must ensure stable operation under extreme conditions.
Vibration resistance: Trains are exposed to constant vibrations, which the batteries must withstand.
Long service life: Minimizes downtime and maintenance costs.
Wide temperature range: Operate efficiently in both cold and high‑temperature environments.

Application of traction batteries in railway transport

Backup power for control and signaling systems
Emergency lighting and communication
Supporting hybrid locomotives with regenerated energy
Providing high current during train acceleration

Comparison of different traction battery technologies

Battery type	Maintenance	Weight	Lifespan	Cost	Application
Lead-acid	Requires maintenance	Heavy	5–8 years	Low	Conventional trains, budget solutions
AGM / GEL	Maintenance-free	Medium	7–10 years	Medium	Modern trains, high vibration environments
Lithium-ion	Maintenance-free	Light	10–15 years	High	Electric and hybrid trains

Specifics of the traction batteries offered

The images above and the products in Polybet Export show that we offer high‑quality traction lead‑acid batteries designed for heavy railway equipment. These batteries are engineered to withstand vibrations, harsh operating conditions, and to provide long‑lasting and stable power supply.

Why it is important to choose the right supplier

By relying on a proven supplier like Polybet Export, you ensure that you receive batteries of high quality and modern standards for safety and durability. This reduces the risk of failures and malfunctions in the operation of railway equipment.

Reliable power supply for efficient railway transport

Traction batteries are an essential part of every train and heavy railway machine. Choosing high‑quality and suitable batteries increases safety, reduces costs, and ensures a longer operational life of the equipment. Explore the traction battery options and make sure your trains always have the power they need.

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