Exide EF1250 PowerPRO · Truck battery 125Ah 850A
Specifications
| Brand | EXIDE |
|---|---|
| Part number | EF1250 |
| Voltage (V) | 12 |
| Capacity (C20) | 125Ah (c20) |
| Cold cranking amps (EN) | 850A |
| Technology | Flooded |
| Length | 349.00 mm |
| Width | 175.00 mm |
| Height | 285.00 mm |
Exide EF1250 12V 125Ah 850A is a professional battery for heavy commercial vehicles. Withstands constant chassis vibration, supports long cold-engine cranks and keeps auxiliary services running (tachograph, heater, refrigeration, GPS) during driver's mandatory rest stops.
Why this truck battery?
- True Heavy Dutybuilt for intensive professional use
- Long cold-diesel cranksreliable even in extreme cold
- Powers services at idletachograph, heater and lights with engine off
Where it fits: the Exide EF1250 is one of our truck batteries, belongs to our Exide batteries and by capacity it sits among our 125Ah batteries.

Truck battery Exide EF1250 PowerPRO 125Ah 850A 12V
With 125 Ah and 850 A of cold cranking current (EN), the Exide EF1250 from the PowerPRO range is built for professional use in trucks, buses, tractors and heavy machinery. Its 349 × 175 × 285 mm and the positive terminal on the right make it the exact replacement for the 125 Ah battery fitted as standard to many trucks.
In short: the Exide EF1250 (125 Ah, 850 A, 349 × 175 × 285 mm, positive terminal on the right). Verified equivalent alternatives: Varta J1 and Exide EG1250.
- Resistant to constant chassis vibration.
- Good balance of capacity, cranking power and price.
- Better tolerance to deep discharge than a conventional starter battery.
- Powers tachograph, fridge and heater during rest stops.
What the Exide EF1250 is for
Designed for trucks, buses, tractors and heavy machinery, the Exide EF1250 withstands constant chassis vibration and discharges during stops with active loads. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 31 kg, EN taper post terminals and B0 hold-down.
The Exide EF1250: PowerPRO range and conventional lead-acid technology
The PowerPRO is the Exide range the EF1250 belongs to: it shares the same construction and quality criteria with the rest of the series, and varies in capacity and format to suit each vehicle.
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.
Dimensions, polarity and mounting
It has external dimensions of 349 × 175 × 285 mm and weighs 31 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 B0 hold-down and EN taper post 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.
Exide: the maker behind the EF1250
Exide is one of the world's largest battery manufacturers and an original-equipment supplier to many car makers. Its European plants produce starter, industrial and leisure batteries under original-equipment quality controls. All the Exide batteries in our catalogue are genuine product, recently manufactured and covered by the manufacturer's warranty.
Usage and maintenance tips
On batteries with filler caps, check the electrolyte level and top up only with distilled water. During rest stops with active loads, avoid repeated deep discharges: they shorten the life of any starter battery.
Official warranty
The Exide EF1250 comes with the manufacturer's official warranty against manufacturing defects. An important note for commercial vehicles: most trucks use two batteries connected in series (24 V installation). If you replace only one, the new battery works alongside the old one, which has already lost capacity; that imbalance shortens its life and the manufacturer may treat it as misuse. Always replace both at the same time.
When you get it and how to return it
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
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ReferenceEF1250
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ModelEXIDE PowerPRO
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Voltage (V)12
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Length349.00 mm
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Width175.00 mm
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Height285.00 mm
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Weight31.00 Kgs
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TechnologyFlooded
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EAN3661024037945
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Terminal layoutPositive terminal on the right
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Terminal typeEN taper post
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Hold-downB0
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Cold cranking amps (EN)850A
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Capacity (C20)125Ah (c20)
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Case typeD03
Specific References
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EAN133661024037945
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MPNEF1250
Codes and references Exide EF1250
| Brand | Exide · see all Exide batteries |
|---|---|
| Manufacturer range | EXIDE PowerPRO |
| Manufacturer part number (MPN) | EF1250 |
| EAN-13 barcode | 3661024037945 |
| Dimensions (length × width × height) | 349 × 175 × 285 mm (349x175x285) |
Exide EF1250: best-selling equivalent or higher-spec batteries
The Exide EF1250 is interchangeable with these equivalent references: J1 (Varta), EG1250 (Exide), TF1250 (Tudor), TG1250 (Tudor), EF1420 (Exide).
| Product | Specifications | Technology | Price | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Exide
EF1250
This battery
|
12V 125Ah 850A | Lead-acid | 218,30 € | |||||||||||||||||||||
Exide
EF1420
Bigger sister |
12V 142Ah 850A | Lead-acid | 246,95 € +28,65 € | |||||||||||||||||||||
| ||||||||||||||||||||||||
| EF1250 | EF1420 | |
|---|---|---|
| Capacity | 125 Ah | 142 Ah |
| Cold cranking (EN) | 850 A | 850 A |
| Technology | Lead-acid | Lead-acid |
| Dimensions (mm) | 349 × 175 × 285 | 349 × 175 × 290 |
| Positive terminal | Positive terminal on the right | Positive terminal on the right |
| Price | 218,30 € | 246,95 € |
Exide
EG1250
Smaller sister
Exide EF1250 vs Exide EG1250
Smaller sister · −77,35 €
It is the smaller sister of the EF1250 in the same Exide range. Compared with the EF1250 it has 90 A of cold cranking less. It costs 77,35 € less. Only if the vehicle originally had that capacity; with heavy draw at standstill, the EF1250.
| EF1250 | EG1250 | |
|---|---|---|
| Capacity | 125 Ah | 125 Ah |
| Cold cranking (EN) | 850 A | 760 A |
| Technology | Lead-acid | Lead-acid |
| Dimensions (mm) | 349 × 175 × 285 | 349 × 175 × 285 |
| Positive terminal | Positive terminal on the right | — |
| Price | 218,30 € | 140,95 € |
Tudor
TF1250
Tudor equivalent Exide EF1250 vs Tudor TF1250
Tudor equivalent · −98,80 €
The Tudor alternative that fits where the EF1250 goes, with the same polarity. Compared with the EF1250 it has the same Ah and cranking power. It costs 98,80 € less. A straight swap with nothing to adapt; the difference is the price and the brand you prefer.
| EF1250 | TF1250 | |
|---|---|---|
| Capacity | 125 Ah | 125 Ah |
| Cold cranking (EN) | 850 A | 850 A |
| Technology | Lead-acid | Lead-acid |
| Dimensions (mm) | 349 × 175 × 285 | 349 × 175 × 285 |
| Positive terminal | Positive terminal on the right | Positive terminal on the right |
| Price | 218,30 € | 119,50 € |
Varta
J1
Varta equivalent Exide EF1250 vs Varta J1
Varta equivalent · −97,90 €
Same case and same fitting as the EF1250, from Varta. Compared with the EF1250 it has 130 A of cold cranking less. It costs 97,90 € less. If you want to save or the EF1250 is out of stock, it is the safe alternative: same dimensions, same polarity and official warranty.
| EF1250 | J1 | |
|---|---|---|
| Capacity | 125 Ah | 125 Ah |
| Cold cranking (EN) | 850 A | 720 A |
| Technology | Lead-acid | Lead-acid |
| Dimensions (mm) | 349 × 175 × 285 | 349 × 175 × 285 |
| Positive terminal | Positive terminal on the right | Positive terminal on the right |
| Price | 218,30 € | 120,40 € |
Tudor
TG1250
Tudor equivalent Exide EF1250 vs Tudor TG1250
Tudor equivalent · −92,90 €
Same case and same fitting as the EF1250, from Tudor. Compared with the EF1250 it has 90 A of cold cranking less. It costs 92,90 € less. If you want to save or the EF1250 is out of stock, it is the safe alternative: same dimensions, same polarity and official warranty.
| EF1250 | TG1250 | |
|---|---|---|
| Capacity | 125 Ah | 125 Ah |
| Cold cranking (EN) | 850 A | 760 A |
| Technology | Lead-acid | Lead-acid |
| Dimensions (mm) | 349 × 175 × 285 | 349 × 175 × 285 |
| Positive terminal | Positive terminal on the right | Positive terminal on the right |
| Price | 218,30 € | 125,40 € |
Equivalences verified by our technical team: same dimensions, polarity, capacity and CCA. Official manufacturer warranty on every option.
Other 125Ah batteries: We stock 15 models of 125 Ah to compare by price, technology and cold cranking: see all 125Ah batteries. Same size (349 × 175 × 285 mm): batteries of 349 × 175 × 285 mm.
Recommended accessories
Compatible vehicles
The Exide EF1250 fits 276 vehicles. Most searched below:
Frequently asked questions
Why does my lorry have two batteries?
Most lorries, buses and tractors run on 24 V with two 12 V batteries connected in series. Always replace both at the same time and with the same model: if one is new and the other old, they become unbalanced and both last less.
How long does the Exide EF1250 battery last?
Estimated lifespan of the Exide EF1250: 4 to 6 years in normal lorry use. Treat it as an approximate guide, as every case is different. It can vary considerably with usage (short or long journeys), temperature, the condition of the alternator and charging system, power drawn with the engine off and maintenance, plus the truck itself and Start-Stop. Cold demands more at every start and intense heat evaporates the electrolyte.
What are the dimensions of the Exide EF1250 battery?
Measure your truck's battery tray first; if the battery exceeds it by even a millimetre, the hold-down clamp may not close. Length × width × height: 349x175x285 mm. Height is measured to the top of the terminals.
What polarity does the Exide EF1250 battery have?
The EF1250 has the positive on the right: that is its polarity. Face the battery with its terminals nearest you and see which side the positive post (+, red ring) is on. A change of polarity from the original means longer cables or a reconfigured system and can cause a short circuit: check it before ordering.
Will the Exide EF1250 battery fit my truck?
Not sure? Try your number plate in the finder (DGT/DVLA/KBA detect model and engine) or the "Compatible vehicles" tab, checked by our technical team; if your truck is not there, send us make, model, engine and year on WhatsApp and we will reply during business hours (Mon–Fri 10:00–13:30 and 16:30–18:00 (Spanish time, CET)). According to our data, 276 verified vehicle versions are compatible with the EF1250. If our table and the truck handbook disagree, go with what the manufacturer says.
What are the equivalents of the EF1250 model?
Interchangeable means the same dimensions, same polarity, same Ah and same CCA; for the EF1250, 125 Ah (850 A cranking). See the "Equivalents" section of this page for the recommended options at the same performance level. Mind the technology: in Start-Stop trucks an EFB is not swapped for a conventional battery.
Exide EF1250 or Exide EF1420: which one to choose?
The next step up from the EF1250 in the same range and the same case. Compared with the EF1250 it has 17 Ah more. It costs 28,65 € more. Worth it with an equipped cab (fridge, heater, equipment) or many long stops; otherwise the EF1250 does the job.
Exide EF1250 or Exide EG1250: which one to choose?
It is the smaller sister of the EF1250 in the same Exide range. Compared with the EF1250 it has 90 A of cold cranking less. It costs 77,35 € less. Only if the vehicle originally had that capacity; with heavy draw at standstill, the EF1250.
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