Last updated: May 26th, 2026

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The Lucas Fusion EFB series represents a modern approach to energy storage, designed specifically for today’s demanding automotive environments. Built with Enhanced Flooded Battery (EFB) technology, these batteries are engineered for superior cyclic durability compared to conventional flooded batteries. This makes them an ideal choice for vehicles equipped with start-stop systems, where frequent engine restarts and high electrical loads require a battery that can handle deep discharges and fast recovery. Lucas, a well-established name in the automotive sector, delivers reliability and robust performance through the Fusion EFB line, offering a balance of quality and value that meets the expectations of both manufacturers and consumers.

The Lucas LE115 is a standout model within the Fusion EFB series, featuring a capacity of 80 Ah and a cold cranking amperage of 730 A. This makes it well-suited for larger vehicles and those with energy-intensive systems. With its 315 mm length, 175 mm width, and 190 mm height, the LE115 fits perfectly within the L4 European standard battery size. The standardized terminal layout (0), terminal type (1), and B13 hold-down system ensure compatibility with a wide range of vehicles across various European brands. The LE115’s construction also guarantees a stable performance in various weather conditions, particularly in colder climates where high starting power is essential.

Being an EFB battery, the LE115 features enhanced plate design and special carbon additives that improve charge acceptance and increase the battery’s resilience to partial state-of-charge operation — a common feature in start-stop equipped cars. This makes the LE115 a more durable alternative to traditional wet cell batteries, as it can withstand over twice as many charge-discharge cycles. It’s particularly useful for drivers who frequently engage in urban stop-and-go traffic or own vehicles with regenerative braking and high energy demands.

Compared to similar batteries on the market, the Lucas LE115 holds its own impressively. It matches the Bosch S4 E11 and the Varta F22 in terms of power (80 Ah and 730 A), and shares the exact physical dimensions, ensuring that it fits where these popular models do. The Exide EL800, another EFB model, provides slightly lower cranking power at 720 A but maintains identical sizing. The Varta N80 edges ahead with a higher cranking output of 800 A, yet all models — including the Lucas LE115 — support the same vehicle applications thanks to their shared specifications and design standards.

What distinguishes the Lucas LE115 is not only its technical reliability but also the brand’s long-standing reputation for quality in the automotive industry. For vehicle owners looking to replace their original EFB battery with a model that ensures performance, durability, and compliance with OEM requirements, the LE115 is a smart and secure choice. It delivers what modern vehicles need — power, resilience, and long life, even under demanding conditions.

Specifications

Battery specification
Brand	Lucas
Series	Fusion EFB
Model	LE115
Battery technology	EFB
Capacity	80 Ah
CCA (Cold Cranking Amps)	730 A
Length	315 mm
Width	175 mm
Height	190 mm
Battery layout	0 – positive on the right side
Terminal types	1
Base hold-down	B13

Similar batteries

Battery model	Capacity	CCA	Dimensions	Base hold-down
Bosch S4 EFB S4 E11	80 Ah	730 A	315x175x190 mm	B13
Exide EFB EL800	80 Ah	720 A	315x175x190 mm	B13
Lucas Fusion EFB LE115	80 Ah	730 A	315x175x190 mm	B13
Varta Blue Dynamic EFB F22	80 Ah	730 A	315x175x190 mm	B13
Varta Blue Dynamic EFB N80	80 Ah	800 A	315x175x190 mm	B13

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Frequently Asked Questions about the Lucas LE115 car battery

What are the main features of the Lucas Fusion EFB LE115 car battery?

The Lucas Fusion EFB LE115 is an Enhanced Flooded Battery (EFB) designed for vehicles with Start-Stop technology, offering a capacity of 75Ah and a cold cranking amperage of 730A. It provides increased cycle life, improved charge acceptance, and reliable performance in demanding driving conditions.

Is the Lucas Fusion EFB LE115 suitable for Start-Stop vehicles?

Yes, the Lucas Fusion EFB LE115 is specifically engineered for vehicles equipped with Start-Stop systems. Its EFB technology ensures efficient operation, durability, and quick recovery during frequent engine restarts.

What are the dimensions of the Lucas Fusion EFB LE115 battery?

The Lucas Fusion EFB LE115 battery measures approximately 278mm in length, 175mm in width, and 190mm in height, making it compatible with a wide range of modern vehicles that require this size specification.

Can I replace an AGM battery with the Lucas Fusion EFB LE115?

While the Lucas Fusion EFB LE115 is ideal for replacing standard flooded or EFB batteries in Start-Stop vehicles, it is not recommended to use it as a direct replacement for AGM batteries. AGM and EFB technologies have different characteristics and requirements, so always consult your vehicle manufacturer’s guidelines before replacing the battery type.

How long is the warranty period for the Lucas Fusion EFB LE115 battery?

The Lucas Fusion EFB LE115 battery comes with a 3-year warranty, providing peace of mind and assurance of high-quality performance and reliability throughout its lifespan.

What maintenance does the Lucas Fusion EFB LE115 require?

The Lucas Fusion EFB LE115 is a maintenance-free battery, meaning you do not need to top it up with water or perform regular maintenance checks. However, it is advisable to keep the terminals clean and check the battery’s charge status periodically.

Is the Lucas Fusion EFB LE115 suitable for high electrical demand vehicles?

Yes, the Lucas Fusion EFB LE115 is designed to meet the needs of modern vehicles with high electrical demands, including those with Start-Stop systems, in-car electronics, and accessories, ensuring stable power supply and performance.