--- url: https://baterias.com/gb/boat-batteries/hallberg-rassy/hallberg/310/2020 title: "Batteries Hallberg-Rassy Hallberg 31.0 2020" type: yearlanguage: es application: "Boat Batteries" brand: "Hallberg-Rassy" model: "Hallberg" engine: "31.0" year: "2020" compatible_batteries: 2 capacity_ah_range: "90-95" cca_range: "800-850" voltage: 12 V updated: 2026-05-14 source: baterias.com --- # Batteries Hallberg-Rassy Hallberg 31.0 2020 **baterias.com** · Year **URL:** https://baterias.com/gb/boat-batteries/hallberg-rassy/hallberg/310/2020 > baterias.com > Boat Batteries > Hallberg-Rassy > Hallberg > 31.0 > 2020 ## Verified selection - Application: Boat Batteries - Make: Hallberg-Rassy - Model: Hallberg - Engine: 31.0 - Year: 2020 ## Technical specifications - Capacity (Ah): 90-95 Ah - Cranking (CCA): 800-850 A - Voltage: 12 V V - Case size: H8/L5 - Compatible batteries: 3 ## Compatible batteries (2) | Make | Model | Ref. | Ah | CCA | V | Tech | Dims (LxAxH mm) | Polo | Price | URL | |---|---|---|---|---|---|---|---|---|---|---| | VARTA | VARTA LA95 | LA95 | 85 (c5) | 850 | | | | | 181.75 EUR | https://baterias.com/gb/battery-varta-la95agm-12v-95ah-850a | | VARTA | VARTA LFD90 | LFD90 | 77 (c5) | 800 | | | | | 214.68 EUR | https://baterias.com/gb/battery-varta-lfd90-12v-90ah-800a | ## Frequently asked questions ### What battery does the Hallberg-Rassy Hallberg 31.0 2020 use? The Hallberg-Rassy Hallberg 31.0 2020 may use different batteries depending on engine and equipment. We found 2 compatible batteries priced between 181,75€ — 214,68€. Check dimensions and positive terminal position before purchasing. ### Can I install a higher capacity battery in my Hallberg-Rassy Hallberg 31.0 2020? Yes, you can install a higher capacity (Ah) battery as long as the physical dimensions fit your Hallberg-Rassy Hallberg 31.0 2020 battery compartment and the positive terminal position matches. ### What battery does my boat or vessel need? Boats need marine batteries that are resistant to moisture and salt corrosion. Deep-cycle AGM batteries are the most recommended because they can withstand repeated discharges and recharges without deteriorating. ### What is a deep cycle battery? A deep-cycle battery is designed to be discharged to 80% of its capacity and recharged repeatedly. It is ideal for boats where it is used as an extended power source. Do not confuse it with a standard starter battery. ### How do I find the right battery for my vehicle? Use the search tool by selecting your vehicle's make and model. Our system automatically filters compatible part numbers verified by our technicians. If you have any questions, contact us via WhatsApp. ### What warranty do the batteries have? As they are consumable items, car batteries have a 2-year warranty, truck batteries a 1-year warranty, and all others (motorcycle batteries, cyclic batteries, etc.) a 6-month warranty. If a battery has a manufacturing defect, it will be replaced at no cost to the user. ### How long does it take for the battery to arrive? Under normal circumstances, batteries usually arrive within 1 to 2 days of ordering. However, there are some cases where delivery may take a little longer: peak seasons (Black Friday, Christmas, etc.), palletized shipments, occasional stock shortages, etc. ### What dimensions do the Hallberg-Rassy Hallberg 31.0 (2020) compatible batteries have? Batteries compatible with the Hallberg-Rassy Hallberg 31.0 (2020) fall into the following categories, each with typical dimensions: Start-Stop starter battery: 353 × 175 × 190 mm (length × width × height). Conventional starter battery: 353 × 175 × 190 mm (length × width × height). Before buying, check the battery compartment size of your vehicle: a larger case will not fit even if the reference is technically compatible. ### Does your Hallberg-Rassy Hallberg 31.0 (2020) have a Start-Stop system? It shuts the engine off at short stops (traffic lights, jams) and restarts it automatically when you release the brake/clutch. If your dashboard has an "A-OFF" button or an engine icon with a circular arrow, it has it. ⚠ Then you need a battery designed for Start-Stop (EFB or AGM). We have hidden the conventional batteries from the list: fitting them in your car would ruin the battery within months and could damage the alternator. The batteries below are built for the frequent charge/discharge cycles of Start-Stop. 💡 Great. You can buy either a conventional or a Start-Stop (EFB or AGM) battery: a Start-Stop battery is perfectly valid in a non-Start-Stop car and is actually more robust (longer life, better cold-start performance). It is just a bit pricier. On vehicles older than year 2000, an EFB is preferable to an AGM: legacy alternators charge at a fixed voltage without temperature compensation, and an AGM needs a more precise charging profile to avoid losing life quickly — an EFB tolerates the classic alternator profile better. 💡 If in doubt, play it safe: buy a Start-Stop battery (EFB or AGM). It works in Start-Stop cars and non-Start-Stop cars alike, lasts longer and avoids any risk. You only pay a few euros more than a conventional one. ## Guides ### How to identify the battery polarity of the Hallberg-Rassy Hallberg 31.0 Knowing your battery polarity (positive on the right or on the left) is the most important step before buying a replacement: connecting it the wrong way can damage the electronics. Estimated time: 2 minutes. Tools: eyes only — no tools required. 1. **Locate the battery** — Open the bonnet of the Hallberg-Rassy Hallberg 31.0 and find the battery. It is usually a rectangular block with two metal terminals (large screw heads) on top — one red or "+" and one black or "−". 2. **Identify the positive terminal** — The positive terminal (+) typically has a red cap, red sticker or cover, a raised "+" symbol on the casing, and/or a slightly larger diameter (19 mm vs 17 mm of the negative, in standard European batteries). 3. **Face the battery** — Look at the battery from the label side with the terminals near you — the edge with the terminals should face you, not the back. 4. **Determine polarity** — If the positive pole is on the RIGHT → choose a battery marked as "positive right". If it is on the LEFT → choose one marked as "positive left". (If the label of your current or new battery shows codes like 0, 1, 3 or 4: 0 and 4 are positive right; 1 and 3, positive left — 3 and 4 correspond to batteries with terminals on the narrow side.) 5. **Note the reference** — The label on top shows the reference (e.g. "A9", "TK960", "EA900"). Search for the exact model with that reference and the identified polarity — never change polarity without consulting the vehicle manufacturer. ## Related links - [Plate search](/buscador-de-baterias-por-matricula) - [HTML version](https://baterias.com/gb/boat-batteries/hallberg-rassy/hallberg/310/2020) - [llms.txt](/llms.txt) ### Other languages - [ES-ES] [https://baterias.com/baterias-para-barco/hallberg-rassy/hallberg/310/2020](https://baterias.com/baterias-para-barco/hallberg-rassy/hallberg/310/2020?format=md) - [EN-GB] [https://baterias.com/gb/boat-batteries/hallberg-rassy/hallberg/310/2020](https://baterias.com/gb/boat-batteries/hallberg-rassy/hallberg/310/2020?format=md) - [PT-PT] [https://baterias.com/pt/baterias-de-barco/hallberg-rassy/hallberg/310/2020](https://baterias.com/pt/baterias-de-barco/hallberg-rassy/hallberg/310/2020?format=md) - [FR-FR] [https://baterias.com/fr/bateaux-batteries/hallberg-rassy/hallberg/310/2020](https://baterias.com/fr/bateaux-batteries/hallberg-rassy/hallberg/310/2020?format=md) - [IT-IT] [https://baterias.com/it/batterie-per-barche/hallberg-rassy/hallberg/310/2020](https://baterias.com/it/batterie-per-barche/hallberg-rassy/hallberg/310/2020?format=md) - [DE-DE] [https://baterias.com/de/bootsbatterien/hallberg-rassy/hallberg/310/2020](https://baterias.com/de/bootsbatterien/hallberg-rassy/hallberg/310/2020?format=md) - [X-DEFAULT] [https://baterias.com/baterias-para-barco/hallberg-rassy/hallberg/310/2020](https://baterias.com/baterias-para-barco/hallberg-rassy/hallberg/310/2020?format=md)