Exide EA386 · Car battery 12V 38Ah 300A
Specifications
| Brand | EXIDE |
|---|---|
| Part number | EA386 |
| Voltage (V) | 12 |
| Capacity (C20) | 38Ah (c20) |
| Cold cranking amps (EN) | 300A |
| Technology | Lead-acid |
| Length | 187.00 cm |
| Width | 127.00 cm |
| Height | 220.00 cm |
Exide EA386 12V 38Ah 300A 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

Car battery Exide EA386 Premium 38Ah 300A 12V
The Exide EA386 from the Premium range delivers 38 Ah and 300 A of cold cranking current (EN) at 12 V: the usual specification for passenger cars with conventional starting, without a Start-Stop system. It replaces the original battery without adaptation in cars with a 187 × 127 × 220 mm format: same 38 Ah capacity and the positive terminal on the right.
In short: the Exide EA386 (38 Ah, 300 A, 187 × 127 × 220 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 EA406 and Tudor TA406.
- Direct replacement for the original battery in size and terminals.
- Original-equipment build quality without the dealership price.
- Conventional lead-acid: the most proven and economical technology.
- Reliable cold starts, even after weeks without driving.
What the Exide EA386 is for
Designed for passenger cars with conventional starting, without a Start-Stop system, the Exide EA386 is the direct replacement when your vehicle uses a 38 Ah battery of this format. Before buying, compare dimensions, terminals and capacity with the battery you are replacing. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 9.90 kg, JIS terminals and B1 hold-down.
Dimensions, polarity and mounting
The Exide EA386 is made in the 187 × 127 × 220 mm format and weighs 9.90 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 B1 hold-down and JIS terminals, the system that anchors and connects it in the vehicle. Checking the three dimensions and the terminal position before buying avoids the most common mistake when replacing a battery.
The Exide EA386: Premium range and conventional lead-acid technology
Within the Exide catalogue, the Premium series groups the references designed for this use. The EA386 is the 38 Ah model of that family, with the same performance as its siblings in other sizes.
In a conventional battery the electrolyte is liquid and the lead plates are immersed in it. It is a mature, economical and easily recycled technology, ideal for starting vehicles in normal use.
Exide: the maker behind the EA386
With more than a century of history, Exide Technologies manufactures automotive, marine, motorcycle and industrial batteries in Europe. Its presence as original equipment on assembly lines vouches for the quality of every reference. We guarantee that every Exide arrives new, charged and with the manufacturer's full warranty.
Official warranty
The Exide EA386 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
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. On batteries with filler caps, check the electrolyte level and top up only with distilled water.
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.
Data sheet
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BrandEXIDE
-
ReferenceEA386
-
ModelEXIDE PREMIUM
-
Voltage (V)12
-
Length187.00 cm
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Width127.00 cm
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Height220.00 cm
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Weight9.90 Kgs
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TechnologyLead-acid
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EAN3661024034104
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Terminal layoutPositive terminal on the right
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Terminal typeJIS
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Hold-downB1
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Cold cranking amps (EN)300A
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Capacity (C20)38Ah (c20)
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Case typeB19
Specific References
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EAN133661024034104
-
MPNEA386
Codes and references Exide EA386
| Brand | Exide · see all Exide batteries |
|---|---|
| Manufacturer range | EXIDE PREMIUM |
| Manufacturer part number (MPN) | EA386 |
| EAN-13 barcode | 3661024034104 |
| Dimensions (length × width × height) | 187 × 127 × 220 mm (187x127x220) |
Comparison: Exide EA386 vs equivalents
The Exide EA386 is interchangeable with these equivalent references: EA406 (Exide), TA406 (Tudor).
| Product | Specifications | Technology | Price |
|---|---|---|---|
|
|
12V 38Ah 300A | Lead-acid | €73.50 |
|
|
12V 40Ah 350A | Lead-acid | €73.50 |
|
|
12V 40Ah 350A | Lead-acid | €73.50 |
Equivalences verified by our technical team: same dimensions, polarity, capacity and CCA. Official manufacturer warranty on every option.
Recommended accessories
Fitting it yourself? Step-by-step guide to replacing the battery →
Frequently asked questions
How is the Exide EA386 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 many years does this battery last?
Expected lifespan of the Exide EA386 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 EA386 model?
Dimensions (length × width × height) are 187×127×220 mm — also written as 187x127x220 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 Exide EA386 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 EA386 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 EA386 typically fits a wide range of European vehicles thanks to its standard DIN case format.
Which batteries are equivalent to the Exide EA386?
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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