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Deta DC905 · Car battery 12V 90Ah 680A

Specifications

BrandDeta
Part numberDC905
Voltage (V)12
Capacity (C20)90Ah (c20)
Cold cranking amps (EN)680A
TechnologyLead-acid
Length306 mm
Width173 mm
Height222 mm
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Polarity: positive on the left. Check it matches your current battery before buying.

Deta DC905 12V 90Ah 680A is a starter battery with OEM-equivalent quality, designed for modern passenger cars. Delivers reliable cold-cranks even after weeks of inactivity and supports stable auxiliary loads (lights, climate control, infotainment).

Why this car battery?

  • Original-equipment qualitywithout dealership prices
  • Lasts 4 to 6 yearsbuy once instead of twice
  • Real human tech supportif you have any doubts before buying
Voltage
12 V
Capacity
90 Ah C20
Cold cranking
680 A EN-1
Dimensions
306×173×222 mm
Technology
Lead-acid
Polarity
Positive on the left
Weight
19,9 kg
Model
DETA Standard

Where it fits: the Deta DC905 is one of our car batteries, belongs to our Deta batteries and by capacity it sits among our 90Ah batteries.

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Car battery Deta DC905 Standard 90Ah 680A 12V

12VVoltage
90AhCapacity
680ACold cranking
19.90kgWeight

The Deta DC905 car battery is rated at 12 V, 90 Ah and 680 A of cold cranking current (EN) from the Standard range, and is designed for passenger cars with conventional starting, without a Start-Stop system. Measuring 306 × 173 × 222 mm and the positive terminal on the left, it is the direct replacement for cars fitted from the factory with a 90 Ah battery of this format.

In short: the Deta DC905 (90 Ah, 680 A, 306 × 173 × 222 mm, positive terminal on the left). It is a conventional battery for cars without Start-Stop: if yours has Start-Stop, it needs an EFB or AGM battery of the same size. Verified equivalent alternatives: Exide EC905 and Tudor TC905.

  • Low self-discharge: copes with long stops without losing charge.
  • Designed to last several years under normal daily use.
  • Good balance of capacity, cranking power and price.
  • Stable voltage for the vehicle electronics (ECU, sensors, climate control).

What the Deta DC905 is for

With 90 Ah, the Deta DC905 is sized for passenger cars with conventional starting, without a Start-Stop system. It is a direct replacement for the original battery as long as dimensions and terminals match. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 19.90 kg and Korean B1 hold-down.

Will it fit your current battery tray?

It has external dimensions of 306 × 173 × 222 mm and weighs 19.90 kg. The positive terminal on the left decides which side the cables end up on: it is the detail that causes most buying mistakes, so check it before ordering. It uses a Korean B1 hold-down, the system that anchors and connects it in the vehicle. Before replacing it, measure your current battery tray: if all three dimensions and the terminal positions match, the swap is direct and needs no adapters.

The Deta DC905: Standard range and conventional lead-acid technology

The DC905 is part of the Deta Standard range. Choosing the right reference within the series comes down to capacity, dimensions and terminals: technology and quality are common to the whole family.

Conventional lead-acid is the benchmark against which other technologies are compared: good cranking current, great tolerance to alternator charging and the best price per amp-hour.

Why choose Deta batteries

Deta is the German brand of the Exide group: batteries built with original-equipment technology and a very complete range for cars, Start-Stop, trucks, motorcycles and leisure. We guarantee that every Deta arrives new, charged and with the manufacturer's full warranty.

Manufacturer's warranty

The Deta DC905 comes with the manufacturer's official warranty against manufacturing defects; the exact period is stated in the brand's conditions. If it fails through a defect within the period, we replace it free of charge.

How to make it last longer

Keep the terminals clean and tight, and check that the resting voltage does not drop below 12.4 V: below that it is time to recharge. Avoid leaving lights or accessories on with the engine off: most batteries fail not through defects but through repeated deep discharges.

When you get it and how to return it

Same-day dispatch from our warehouse for in-stock orders placed before 6:00 pm: 24-48 working hours in mainland Spain and Portugal, 3 to 5 days in the islands and the rest of Europe. Returns are accepted for 14 days if the battery has not been used (free collection on the Iberian mainland). You will receive tracking by email.

  • Reference
    BCOM-DETA-DC905

Data sheet

  • Brand
    DETA
  • Reference
    DC905
  • Model
    DETA Standard
  • Voltage (V)
    12
  • Length
    306 mm
  • Width
    173 mm
  • Height
    222 mm
  • Weight
    19.90 Kgs
  • Technology
    Lead-acid
  • EAN
    3661024024761
  • Terminal layout
    Positive terminal on the left
  • Hold-down
    Korean B1
  • Cold cranking amps (EN)
    680A
  • Capacity (C20)
    90Ah (c20)
  • Case type
    D31

Specific References

  • EAN13
    3661024024761
  • MPN
    DC905

Download

Datasheet Deta DC905 (English)

PDF datasheet of the Deta DC905 battery – English

Download (184.62KB)

Codes and references Deta DC905

Brand Deta
Manufacturer range DETA Standard
Manufacturer part number (MPN) DC905
EAN-13 barcode 3661024024761
Dimensions (length × width × height) 306 × 173 × 222 mm (306x173x222)

Comparison: Deta DC905 vs equivalents — alternatives with the same dimensions, Ah and CCA

The Deta DC905 is interchangeable with these equivalent references: EC905 (Exide), TC905 (Tudor), TA955 (Tudor), TB955 (Tudor), EA955 (Exide), EB955 (Exide). Higher-technology alternatives that can replace it: TL955 (Tudor).

Product Specifications Technology Price
Deta DC905 Deta DC905 This battery 12V 90Ah 680A Lead-acid
Exide EC905 Exide EC905 12V 90Ah 680A Lead-acid €103.70
Tudor TC905 Tudor TC905 12V 90Ah 680A Lead-acid €97.80
Tudor TA955 Tudor TA955 ★ 5,0 12V 95Ah 800A Lead-acid €100.70
Tudor TB955 Tudor TB955 ★ 5,0 12V 95Ah 760A Lead-acid €78.10
Exide EA955 Exide EA955 ★ 2,0 12V 95Ah 800A Lead-acid €98.30
Exide EB955 Exide EB955 ★ 5,0 12V 95Ah 760A Lead-acid €78.10
Tudor TL955 Tudor TL955 12V 95Ah 800A EFB Upgrade €147.70

Equivalences verified by our technical team: same dimensions, polarity, capacity and CCA. Official manufacturer warranty on every option.

Other 90Ah batteries

We stock 18 models of 90 Ah to compare by price, technology and cold cranking: see all 90Ah batteries. Same size (306 × 173 × 222 mm): batteries of 306 × 173 × 222 mm.

Recommended accessories — complement the Deta DC905 with a charger or tester

Fitting it yourself? Step-by-step guide to replacing the battery →

Frequently asked questions

How is the Deta DC905 battery installed in the vehicle?

In most cars it fits in 15-30 minutes with a 10 mm wrench; if the battery is under the seat or in the boot the time can double. See the step-by-step guide on our blog. Quick summary: 1) switch off the engine and remove the key; 2) locate the original battery (engine bay, boot or under seat); 3) disconnect the negative (−) terminal first, then the positive (+); 4) loosen the hold-down clamp and remove the old battery; 5) fit the new one in the same orientation — with positive on the left match the polarity shown on the product sheet; 6) connect the positive (+) first, then the negative (−).

How long does the Deta DC905 battery last?

Expected lifespan of the Deta DC905 is 4 to 6 years in regular car use without Start-Stop. In cold regions it drops slightly due to cold-start stress; in very hot regions it also drops because of electrolyte evaporation. To extend its life: avoid deep discharges (headlights on with engine off), have the alternator checked yearly, and keep the battery clean and properly secured.

What are the dimensions of the Deta DC905 battery?

Dimensions (length × width × height) are 306×173×222 mm — also written as 306x173x222 mm — following the European DIN standard. Always measure the space in your car before buying: even one extra millimetre can prevent the hold-down clamp from closing. The height shown includes the terminals.

What polarity does the Deta DC905 battery have?

Polarity: positive on the left. To identify it, place the battery in front of you with the terminals facing you and check which side the positive (+, marked with a red ring) is on. Before buying, verify the polarity matches your current battery: switching polarity forces longer cables or system reconfiguration, with short-circuit risk.

Will the Deta DC905 battery fit my car?

Three options to confirm: 1) enter your number plate in the finder (DGT/DVLA/KBA auto-detect your model and engine); 2) check the "Compatible vehicles" tab on this page, where we list every vehicle verified by our technical team; 3) if you cannot find your model, message us on WhatsApp with brand, model, engine and year — we reply during business hours (Mon–Fri 10:00–13:30 and 16:40–18:00 (Spanish time, CET)). The DC905 typically fits a wide range of European vehicles thanks to its standard DIN case format.

Which batteries are equivalent to the Deta DC905?

Directly interchangeable batteries (same dimensions, same polarity, same Ah and CCA) are the OEM equivalents from leading brands: Bosch, Tudor, Exide and, depending on the model, Banner or Yuasa. Exact equivalence depends on technology — an EFB cannot be replaced with a conventional battery in Start-Stop cars. See the "Equivalents" section to view recommended options at the same performance level.


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