Deta
Deta DK820 · Start-Stop battery 12V 82Ah 800A
Reference: BOL-DETA-DK820 · EAN 3661024027137
Deta DK820: Start-Stop battery (AGM) with 12 V, 82 Ah and 800 A cold cranking current, case size L4 (315 × 175 × 190 mm), with the positive terminal on the right.
Deta DK820 · Start-Stop battery 12V 82Ah 800A images
- Voltage
- 12V
- Capacity
- 82Ah
- Cold cranking amps (EN)
- 800A
- Technology
- AGM
- Dimensions (L × W × H)
- 315 × 175 × 190 mm
- Polarity
- Positive terminal on the right
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14 days to return your order
If it does not fit, you have 14 days from delivery to return it unused.
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The Deta DK820 at a glance
The Deta DK820 is a battery for cars with Start-Stop: it withstands many more starting and partial-discharge cycles than a conventional battery and powers the electronics every time the engine stops at the lights. In a Start-Stop car, the DK820 keeps the radio, climate control and lights running with the engine off without losing capacity.
At 82 Ah it moves into large diesels, SUVs, vans and cars with heavy electrical equipment. The DK820 belongs to the Deta DETA AGM range. See all Deta batteries
Deta DK820 codes and part numbers
The DK820 is listed under these codes on labels, in garages and in catalogues:
| Commercial reference | DK820 |
|---|---|
| EAN | 3661024027137 |
| Case size (EN) | L4 |
| Not to be confused with | Deta DK620 (62 Ah, 680 A), Deta DK720 (72 Ah, 760 A), Deta DK800 (80 Ah, 800 A) |
Deta DK820 vs DK800 and DK720: which one to choose?
The real differences between the DK820 and the closest Deta models:
| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Deta DK820 (this one) | 82 Ah | 800 A | 315 × 175 × 190 | right | 23.3 kg |
| Deta DK800 | 80 Ah | 800 A | 315 × 175 × 190 | right | 23.1 kg |
| Deta DK720 | 72 Ah | 760 A | 278 × 175 × 190 | right | 20.6 kg |
- Deta DK800: 2 Ah less, the same cranking power, the same L4 case.
- Deta DK720: 10 Ah less, 40 A less cranking power, a different case (278 × 175 × 190 mm).
Equivalents and alternatives to the Deta DK820
As the DK820 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) |
|---|---|---|---|---|
| Exide EK820 | AGM | 82 Ah | 800 A | 315 × 175 × 190 |
| Fulmen FK820 | AGM | 82 Ah | 800 A | 315 × 175 × 190 |
| Tudor TK820 | AGM | 82 Ah | 800 A | 315 × 175 × 190 |
| Varta A6 | AGM | 80 Ah | 800 A | 315 × 175 × 190 |
| Fulmen FK800 | AGM | 80 Ah | 800 A | 315 × 175 × 190 |
| Deta DK800 | AGM | 80 Ah | 800 A | 315 × 175 × 190 |
Its Bosch equivalent is the Bosch S5 A11, the same as for the Varta A6. Bosch is not part of our catalogue; we list it so you can compare.
What it means that the DK820 is AGM
The DK820 is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. It withstands many more cycles than a conventional lead battery, at the cost of being more sensitive to overcharging.
Check this before ordering the Deta DK820
- The DK820 is AGM: it replaces an AGM or an EFB of the same size. You can swap an EFB for an AGM, but not an AGM for an EFB.
- The DK820 delivers 800 A cold cranking (EN standard); do not go below what your original battery states.
- With 82 Ah, the DK820 replaces an original battery of that capacity or slightly less.
- The DK820 has the positive terminal on the right: compare it with your current battery.
- Measure the space: the DK820 takes up 315 × 175 × 190 mm (European case size L4).
Frequently asked questions about the Deta DK820
Deta DK820 or DK800?
Compared with the DK820, the Deta DK800 has 2 Ah less. With the same cranking power (800 A), the DK820 and the DK800 differ in capacity: the one with more Ah supports more load with the engine off. Both measure 315 × 175 × 190 mm, so they fit the same tray.
Can the Deta DK820 be used in a car with Start-Stop?
Yes. As an AGM battery, the DK820 handles automatic engine stop and brake energy recovery, and it can replace an EFB of the same size.
How much does the Deta DK820 weigh?
The DK820 weighs 23.3 kg. For reference, the Deta DK800 (80 Ah) weighs 23.1 kg.
Which battery is equivalent to the Deta DK820?
Only other AGM batteries with its dimensions and polarity: Exide EK820, Fulmen FK820 and Tudor TK820. Neither an EFB nor a conventional battery replaces the DK820. Its Bosch equivalent is the Bosch S5 A11, the same as for the Varta A6. Bosch is not part of our catalogue; we list it so you can compare.
What case size is the Deta DK820?
Case size L4: 315 × 175 × 190 mm. The DK820 fits any standard L4 battery tray such as the Exide EK820.
Which side is the positive terminal on the Deta DK820?
The DK820 has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.
Other options if you are unsure about the DK820
- More start-Stop batteries (AGM and EFB)
- More Deta models
- Exide EK820 · 82 Ah, 800 A, 315×175×190 mm
- Fulmen FK820 · 82 Ah, 800 A, 315×175×190 mm
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