Ritar RA12-80S · Wheelchair battery 85Ah AGM
Specifications
| Brand | RITAR |
|---|---|
| Part number | RA12-80S |
| Voltage (V) | 12 |
| Capacity (C20) | 85Ah (c20) |
| Capacity (C10) | 80Ah (c10) |
| Technology | AGM |
| Length | 260.00 mm |
| Width | 169.00 mm |
| Height | 235.00 mm |
Ritar RA12-80S 12V 85Ah is a deep-cycle battery for wheelchairs and mobility scooters, optimised to be discharged and recharged daily down to 80 % DOD without losing range.
Why this wheelchair battery?
- Daily cycling without wearhandles deep discharges without losing capacity
- Sealed AGM/GELno maintenance, no risk of spills
- Thousands of useful cyclesover its full lifetime
Where it fits: the Ritar RA12-80S is one of our batteries for caravans, belongs to our Ritar batteries and by capacity it sits among our 85Ah batteries.
The Ritar RA12-80S in practice
RA12-80S vs Ritar RA12-90A
The Ritar RA12-80S offers 85 Ah and 0 A cold cranking in a 260 × 169 × 235 mm case. The Ritar RA12-90A, same brand and technology, goes up to 95 Ah and 0 A with 47 mm more length and costs €39.25 more. Going up is only worth it if the tray allows it and the car cranks lazily in the cold; in normal use this one is plenty.

Leisure battery Ritar RA12-80S RA 85Ah 12V
The 12 V, 85 Ah Ritar RA12-80S battery from the RA range with AGM technology is designed for motorhomes, caravans and campers that need power off-grid. It measures 260 × 169 × 235 mm, the format sought by anyone replacing a 85 Ah battery in motorhomes and caravans.
- Low self-discharge during months of storage.
- Sealed and gas-free: suitable for installation inside the living area.
- Power for fridge, lighting, water pump and USB off-grid.
- AGM technology: absorbed electrolyte, no spills, can be mounted at an angle.
What the Ritar RA12-80S is for
With 85 Ah, the Ritar RA12-80S is the habitation battery for motorhomes, caravans and campers that need power off-grid. It recharges from the alternator, a solar panel or a mains charger. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 22 kg and M6 terminals.
The Ritar RA12-80S: RA range and AGM technology
Within the Ritar catalogue, the RA series groups the references designed for this use. The RA12-80S is the 85 Ah model of that family, with the same performance as its siblings in other sizes.
In an AGM battery the electrolyte is absorbed in glass-fibre separators: there is no free liquid, it cannot spill and it can be mounted at an angle. That construction lowers internal resistance, speeds up recharging and multiplies cycle life compared with a conventional battery.
Will it fit your current battery tray?
The Ritar RA12-80S is made in the 260 × 169 × 235 mm format and weighs 22 kg. It uses M6 terminals, the system that anchors and connects it in the vehicle. Checking the three dimensions and the terminal position before buying avoids the most common mistake when replacing a battery.
Ritar: the maker behind the RA12-80S
With more than twenty years making sealed lead batteries, Ritar offers general-purpose, long-life, high-rate and front-terminal ranges for every stationary application. At baterias.com we work directly with the manufacturer or its official distributor: real stock, brand-new product and official warranty.
How to make it last longer
Charge with a charger that has an AGM mode: it limits the voltage and protects the glass-fibre separators. Avoid routinely discharging the leisure battery below 50% and recharge it fully after every trip.
Warranty and coverage
The Ritar RA12-80S comes with the manufacturer's official warranty against manufacturing defects. Avoid repeated full discharges: they shorten its life and are not covered.
Shipping, delivery and returns
Order before 6:00 pm with stock available and it leaves today: mainland Spain and Portugal receive it in 24-48 working hours, the islands and the rest of the EU in 3 to 5 days. You have 14 days to return it if it has not been installed, with free collection on the mainland, and shipment tracking by email.
Other 85Ah batteries: We stock 16 models of 85 Ah to compare by price, technology and cold cranking: see all 85Ah batteries. Same size (260 × 169 × 235 mm): batteries of 260 × 169 × 235 mm.
Recommended accessories
Frequently asked questions
Is the RA12-80S model AGM? What does this technology offer?
Yes. The RA12-80S from Ritar uses AGM (Absorbent Glass Mat) technology: a sealed lead-acid battery where the electrolyte is absorbed in a glass-fibre mat. It withstands more charge/discharge cycles than a conventional one, handles heat better and is the required technology for caravans with advanced Start-Stop and regenerative braking. Expected lifespan: 5-8 years under normal conditions.
How much energy does this battery give a caravan?
It stores about 1,020 Wh. To make it last, it should not be discharged below half, so you have about 510 Wh usable: for example, an average load of 50 W for about 10 hours.
Can it be charged with solar panels?
Yes, with a charge controller (PWM or MPPT) set for AGM. It can also be charged by the vehicle alternator (ideally with a DC-DC charger) and by the 230 V charger when you are on hook-up at the campsite.
What are the measurements of the RA12-80S model?
Dimensions (length × width × height) are 260×169×235 mm — also written as 260x169x235 mm — following the European DIN standard. Always measure the space in your caravan before buying: even one extra millimetre can prevent the hold-down clamp from closing. The height shown includes the terminals.
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