Quick answer: Here is the Fullriver FT825-78 in one line: boats and motorhomes, 65Ah 12V 825A. Every figure that decides the fit is in the table below.
About the Fullriver FT825-78
Cruising yachts and touring motorhomes often share the same battery code: Fullriver FT825-78. Dual-purpose batteries can start a small engine and run the cabin. The code from the old battery is all the search box needs.
Small and light at 65Ah, ideal where space is short. Big diesels and cold climates appreciate the 825A on offer here.
12VNominal voltage
65AhCapacity, 20-hour rate (C20)
825AStarting power (EN)
Before you order: a quick checklist
- ✓ Capacity is 65Ah. Aim for the same figure as your old battery or slightly above, never much lower.
- ✓ Cranking power on cold mornings: 825A. Big engines in harsh winters call for a generous figure.
- ✓ With M8 + TP29 + FR45 terminals, some installations need a different clamp or adapter. Check before fitting.
Full specifications of the Fullriver FT825-78
BrandFullriver
ReferenceFT825-78
RangeFull Throttle Series
Applicationboats and motorhomes
Nominal voltage12V
Capacity, 20-hour rate (C20)65Ah
Starting power (EN)825A
ChemistryAGM
Dimensions (L × W × H)261 × 172 × 211 mm
Weight21.1 kg
TerminalsM8 + TP29 + FR45
Questions buyers ask about the Fullriver FT825-78
Is the Fullriver FT825-78 a heavy battery to fit?
It weighs 21.1 kg. Use the handle if fitted and lift with your legs, not your back.
What is the cold cranking rating of the Fullriver FT825-78?
With 825A, it suits vehicles whose maker specifies that value or less. Cold climates benefit from extra.
Any tips for keeping a spare battery?
Yes, but all batteries self-discharge slowly. Check the voltage every few months and recharge if needed.
How big and heavy is this Fullriver battery?
Length, width and height are 261 × 172 × 211 mm, and the weight is 21.1 kg. Compare with the space available, including clearance above the posts.
About the technology: AGM
Open up an AGM battery in your imagination and you would find the acid soaked into thin glass-fibre sheets squeezed against each plate. Ambulances and police cars use AGM for their heavy electrical loads. Keep AGM terminals clean and tight.
Related products and ranges
Happy with the fit? Ordering the Fullriver FT825-78 at baterias.online is quick. Once the battery is in, keep the old one for recycling at an authorised point.
Installation and maintenance tips
Salt air on a mooring corrodes battery terminals faster than anywhere inland. Write the fitting date on each battery in the bank. A battery that will not hold the fridge through one night needs replacing.
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