Small boats with inboard and outboard engines place considerable demand on starting batteries, requiring dependable high-output cranking power in conditions where reliability is non-negotiable. The Varta Professional SLI LFS120 is purpose-built to meet that challenge, delivering consistent starting performance for leisure marine applications across a broad range of operating conditions.
Manufactured by Varta, a name with deep roots in European battery technology, the Professional SLI range is engineered to the standards expected of a Tier 1 battery supplier. The standard lead-acid SLI construction provides a proven, robust chemistry suited to frequent engine-starting cycles in marine environments.
The LFS120 is rated at 12V with a 120Ah capacity (C20) and a Cold Cranking Amps (CCA/EN) rating of 780A. Physical dimensions are 349mm × 175mm – 236mm (L × W × H including terminal), and the battery weighs 29.01kg. It features a Type 1 terminal post arrangement with Polarity 0 (positive terminal on the left) and a B00 hold-down configuration. Start-stop compatibility has not been confirmed – please refer to the product label before fitment. No direct cross-reference codes are listed; confirm suitability against your vessel's original battery specification. Varta part number: 930 120 078.
The LFS120 is one of five batteries in the Varta Professional Leisure SLI range, available in capacities from 74Ah to 120Ah (SKUs: LFS74, LFS75, LFS95, LFS105N, LFS105M) to suit varying vessel sizes and engine configurations.
This battery is supplied with a 2-year warranty, providing assurance of build quality and service life under normal operating conditions.
Standard delivery: 1–3 working days within UK mainland. 30-day returns.
Key Feature:
- Backed by a 1 Year Warranty-year warranty for dependable service life and reliable performance under everyday driving conditions.
- Engineered to deliver consistent starting power and steady performance in demanding automotive applications.
- Engineered as a 2 12.0 battery, ensuring consistent current flow, strong cranking power, and stable voltage delivery.
- Manufactured by VARTA, a trusted name in automotive batteries, known for dependable quality.
- Weighs 29.01 kg, balancing high capacity with manageable handling for easy fitting and routine maintenance.
- OEM-style design ensures perfect terminal alignment, secure fitment, and support for both standard and start-stop vehicle systems.
Compatibility:
optimised for leisure and marine applications, ensuring consistent ignition power, rapid recharge capability, and stable energy supply for compact high-performance engines and accessory systems.
Uses:
- Restores dependable starting for vehicles that require consistent, everyday performance in regular driving conditions.
- Suited to 2 battery applications, delivering steady operation for vehicles with start-stop or accessory-heavy systems.
- Supports stable electrical output for ignition, lighting, infotainment, and critical onboard electronics in all environments.
- Performs reliably across short commutes and longer journeys where consistent restarts and electrical stability are essential.
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PartsForMachines is a premier e-commerce platform, founded in 2019 in Warwickshire, UK, specialising in aftermarket parts and services for construction, agriculture, and industrial machinery. We offer an extensive catalogue of over 500,000 products. Standard delivery: 1–3 working days within UK mainland. We are proud to be an authorised distributor, giving customers extra confidence when purchasing genuine products from us. In addition, we provide a 30-day return policy for eligible items.