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Deta DC542 · Car battery 12V 54Ah 500A

Specifications

BrandDeta
Part numberDC542
Voltage (V)12
Capacity (C20)54Ah (c20)
Cold cranking amps (EN)500A
TechnologyLead-acid
Length242 mm
Width175 mm
Height175 mm
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Deta DC542 12V 54Ah 500A 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
54 Ah C20
Cold cranking
500 A EN-1
Dimensions
242×175×175 mm
Technology
Lead-acid
Polarity
Positive on the right
Weight
12,9 kg
Model
DETA Standard
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Car battery Deta DC542 Standard 54Ah 500A 12V

12VVoltage
54AhCapacity
500ACold cranking
12.90kgWeight

The Deta DC542 from the Standard range delivers 54 Ah and 500 A of cold cranking current (EN) at 12 V: the usual specification for passenger cars with conventional starting, without a Start-Stop system. Its 242 × 175 × 175 mm and the positive terminal on the right make it the exact replacement for the 54 Ah battery fitted as standard to many cars.

In short: the Deta DC542 (54 Ah, 500 A, 242 × 175 × 175 mm, positive terminal on the right). 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 EC542 and Tudor TC542.

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

What the Deta DC542 is for

The Deta DC542 covers the needs of passenger cars with conventional starting, without a Start-Stop system: reliable starting, stable voltage for the electronics and a service life of several years in daily use. Check that it matches your current battery in size and terminal position. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 12.90 kg, 1 terminals and B13 hold-down.

Dimensions, polarity and mounting

In terms of format, the Deta DC542 measures 242 × 175 × 175 mm (length × width × height) and weighs 12.90 kg. The positive terminal on the right 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 B13 hold-down and 1 terminals, the system that anchors and connects it in the vehicle. For a direct replacement, the current battery tray must accept these dimensions and the same terminal layout; otherwise adapters will be needed or the hold-down will change.

The Deta DC542: Standard range and conventional lead-acid technology

Within the Deta catalogue, the Standard series groups the references designed for this use. The DC542 is the 54 Ah model of that family, with the same performance as its siblings in other sizes.

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.

What Deta does differently

Deta combines German engineering with Exide's industrial capacity. Its Power, Senator and PowerPRO series cover everything from urban cars to construction machinery. At baterias.com we work directly with the manufacturer or its official distributor: real stock, brand-new product and official warranty.

Manufacturer's warranty

The Deta DC542 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.

Usage and maintenance tips

In normal daily use the alternator keeps the battery charged; if the car stands for weeks, a maintenance charge once a month prevents deep discharge. 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.

Delivery times and returns

Orders placed before 6:00 pm with the battery in stock ship the same day. Delivery in mainland Spain and Portugal takes 24-48 working hours; for the Balearic Islands and the rest of the European Union allow 3 to 5 working days. You have 14 days to return an unused battery; in mainland Spain and Portugal collection is free. We email you the tracking number as soon as the parcel ships.

  • Reference
    BCOM-DETA-DC542

Data sheet

  • Brand
    DETA
  • Reference
    DC542
  • Model
    DETA Standard
  • Voltage (V)
    12
  • Length
    242 mm
  • Width
    175 mm
  • Height
    175 mm
  • Weight
    12.90 Kgs
  • Technology
    Lead-acid
  • EAN
    3661024024853
  • Terminal layout
    Positive terminal on the right
  • Terminal type
    1
  • Hold-down
    B13
  • Cold cranking amps (EN)
    500A
  • Capacity (C20)
    54Ah (c20)
  • Case type
    LB2

Specific References

  • EAN13
    3661024024853
  • MPN
    DC542

Codes and references Deta DC542

Brand Deta
Manufacturer range DETA Standard
Manufacturer part number (MPN) DC542
EAN-13 barcode 3661024024853
European case size (EN 50342-2) LB2
Dimensions (length × width × height) 242 × 175 × 175 mm (242x175x175)

Comparison: Deta DC542 vs equivalents — alternatives with the same dimensions, Ah and CCA

The Deta DC542 is interchangeable with these equivalent references: EC542 (Exide), TC542 (Tudor), TA612 (Tudor), TB602 (Tudor), D21 (Varta), D59 (Varta), EA612 (Exide), EB602 (Exide).

Product Specifications Technology Price
Deta DC542 Deta DC542 This battery 12V 54Ah 500A Lead-acid
Exide EC542 Exide EC542 12V 54Ah 500A Lead-acid €79.90
Tudor TC542 Tudor TC542 12V 54Ah 500A Lead-acid €74.90
Tudor TA612 Tudor TA612 ★ 5,0 12V 61Ah 600A Lead-acid €57.10
Tudor TB602 Tudor TB602 12V 60Ah 540A Lead-acid €51.80
Varta D21 Varta D21 ★ 4,3 12V 61Ah 600A Lead-acid €69.40
Varta D59 Varta D59 ★ 4,3 12V 60Ah 540A Lead-acid €64.80
Exide EA612 Exide EA612 12V 61Ah 600A Lead-acid €54.70
Exide EB602 Exide EB602 12V 60Ah 540A Lead-acid €54.70

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

Recommended accessories — complement the Deta DC542 with a charger or tester

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

Frequently asked questions

How is the Deta DC542 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 right match the polarity shown on the product sheet; 6) connect the positive (+) first, then the negative (−). On cars with Start-Stop or BMS, register the battery via OBD so the alternator applies the correct charging profile.

How long does the Deta DC542 battery last?

Expected lifespan of the Deta DC542 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 measurements of the DC542 model?

Dimensions (length × width × height) are 242×175×175 mm — also written as 242x175x175 mm and correspond to the European LB2 case size — 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 DC542 battery have?

Polarity: positive on the right. 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.

Is the DC542 valid for my vehicle?

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 DC542 typically fits a wide range of European vehicles thanks to its standard DIN case format.

What are the equivalents of the DC542 model?

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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