Fullriver DC40-12 · Boat battery 12V 40Ah 275A
Reference: BOL-FULLRIVER-DC40-12
Fullriver DC40-12: boat battery with 12 V, 40 Ah and 275 A cold cranking current, measuring 198 × 166 × 174 mm.
- Voltage
- 12V
- Capacity
- 40Ah
- Cold cranking amps (EN)
- 275A
- Technology
- AGM
- Dimensions (L × W × H)
- 198 × 166 × 174 mm
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If it does not fit, you have 14 days from delivery to return it unused.
Who the Fullriver DC40-12 is for
The Fullriver DC40-12 is a battery for boats: engine starting or on-board service, depending on its design, with resistance to damp and hull vibration. Check whether your boat needs starting, service or a dual-purpose battery before choosing.
The DC40-12 belongs to the Fullriver DC Series range. See all Fullriver batteries
Equivalents and alternatives to the Fullriver DC40-12
As the DC40-12 is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.
| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Fullriver DC38-12 | AGM | 38 Ah | 265 A | 198 × 166 × 171 |
Fullriver DC40-12 vs DC38-12 and DC50-12B
The real differences between the DC40-12 and the closest Fullriver models:
| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Fullriver DC40-12 (this one) | 40 Ah | 275 A | 198 × 166 × 174 | 13.4 kg |
| Fullriver DC38-12 | 38 Ah | 265 A | 198 × 166 × 171 | 13.5 kg |
| Fullriver DC50-12B | 50 Ah | 270 A | 198 × 166 × 171 | 14.9 kg |
- Fullriver DC38-12: 2 Ah less, 10 A less cranking power, a different case (198 × 166 × 171 mm).
- Fullriver DC50-12B: 10 Ah more, 5 A less cranking power, a different case (198 × 166 × 171 mm).
Inside the DC40-12: AGM technology
The DC40-12 is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. Being sealed, the DC40-12 can be fitted in the boot or under a seat with no risk of spills.
What to look at before buying the DC40-12
- The DC40-12 needs 198 × 166 × 174 mm of space: measure it with the hold-down clamp in place.
- With 40 Ah, the DC40-12 replaces an original battery of that capacity or slightly less.
- Cold cranking: 275 A (EN), equal to or higher than the original.
Fullriver DC40-12 codes and part numbers
Look for any of these DC40-12 codes on your current battery or in the manufacturer's catalogue:
| Commercial reference | DC40-12 |
|---|---|
| Terminal type | M6 |
| Not to be confused with | Fullriver DCG40-12 (40 Ah), Fullriver DC10-12 (10 Ah), Fullriver DC140-12 (140 Ah, 795 A) |
Frequently asked questions about the Fullriver DC40-12
Fullriver DC40-12 or DC38-12?
Compared with the DC40-12, the Fullriver DC38-12 has 2 Ah less and 10 A less cranking power. The DC40-12 cranks harder; the DC38-12 is only a good option if your original battery says 265 A or less. Mind the space: the DC38-12 measures 198 × 166 × 171 mm.
How much does the Fullriver DC40-12 weigh?
The DC40-12 weighs 13.4 kg. For reference, the Fullriver DC38-12 (38 Ah) weighs 13.5 kg.
Which battery is equivalent to the Fullriver DC40-12?
Only other AGM batteries with its dimensions and polarity: Fullriver DC38-12. Neither an EFB nor a conventional battery replaces the DC40-12.
Keep comparing: alternatives to the DC40-12
- All marine and boat batteries
- The whole Fullriver range
- Fullriver FT560L · 44 Ah, 560 A, 198×166×180 mm
- Fullriver FT560 · 44 Ah, 560 A, 198×166×180 mm
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