Deta DA456 Senator3 · Car battery 45Ah 390A
Specifications
| Brand | Deta |
|---|---|
| Part number | DA456 |
| Voltage (V) | 12 |
| Capacity (C20) | 45Ah (c20) |
| Cold cranking amps (EN) | 390A |
| Technology | Lead-acid |
| Length | 237 mm |
| Width | 127 mm |
| Height | 227 mm |
This product is priced on demand to offer you the best available price at all times.
Please contact us to request a quote and we will inform you about availability and the best price on the entire website, as well as the delivery time.
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Deta DA456 12V 45Ah 390A 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
Where it fits: the Deta DA456 is one of our car batteries, belongs to our Deta batteries and by capacity it sits among our 45Ah batteries.
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The Deta DA456 in practice
When not to choose it
Not for Start-Stop or regenerative braking; those need EFB or AGM. Nor if the original had more capacity or cranking: never downwards.

Car battery Deta DA456 Senator3 45Ah 390A 12V
The Deta DA456 car battery is rated at 12 V, 45 Ah and 390 A of cold cranking current (EN) from the Senator3 range, and is designed for passenger cars with conventional starting, without a Start-Stop system. Its 237 × 127 × 227 mm and the positive terminal on the right make it the exact replacement for the 45 Ah battery fitted as standard to many cars.
In short: the Deta DA456 (45 Ah, 390 A, 237 × 127 × 227 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: Tudor TA456 and Exide EA456.
- Designed to last several years under normal daily use.
- Low self-discharge: copes with long stops without losing charge.
- Stable voltage for the vehicle electronics (ECU, sensors, climate control).
- Good balance of capacity, cranking power and price.
What the Deta DA456 is for
The Deta DA456 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 11.80 kg, 3 terminals and B01 hold-down.
Will it fit your current battery tray?
In terms of format, the Deta DA456 measures 237 × 127 × 227 mm (length × width × height) and weighs 11.80 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 B01 hold-down and 3 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.
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. At baterias.com we work directly with the manufacturer or its official distributor: real stock, brand-new product and official warranty.
The Deta DA456: Senator3 range and conventional lead-acid technology
The DA456 is part of the Deta Senator3 range. Choosing the right reference within the series comes down to capacity, dimensions and terminals: technology and quality are common to the whole family.
The conventional lead-acid battery remains the most widespread technology thanks to its balance of capacity, cranking current and price. Well maintained and kept charged, it offers years of reliable service in vehicles without Start-Stop.
Usage and maintenance tips
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.
Official warranty
The Deta DA456 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.
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.
Data sheet
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BrandDETA
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ReferenceDA456
-
ModelDETA Senator3
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Voltage (V)12
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Length237 mm
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Width127 mm
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Height227 mm
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Weight11.80 Kgs
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TechnologyLead-acid
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EAN3661024024129
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Terminal layoutPositive terminal on the right
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Terminal type3
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Hold-downB01
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Cold cranking amps (EN)390A
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Capacity (C20)45Ah (c20)
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Case typeB24
Specific References
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EAN133661024024129
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MPNDA456
Codes and references Deta DA456
| Brand | Deta |
|---|---|
| Manufacturer range | DETA Senator3 |
| Manufacturer part number (MPN) | DA456 |
| EAN-13 barcode | 3661024024129 |
| Dimensions (length × width × height) | 237 × 127 × 227 mm (237x127x227) |
Deta DA456: best-selling equivalent or higher-spec batteries
The Deta DA456 is interchangeable with these equivalent references: TA456 (Tudor), EA456 (Exide).
| Product | Specifications | Technology | Price | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Deta
DA456
This battery
|
12V 45Ah 390A | Lead-acid | ||||||||||||||||||||||
Tudor
TA456
Tudor equivalent |
12V 45Ah 390A | Lead-acid | €95.90 +€95.90 | |||||||||||||||||||||
| ||||||||||||||||||||||||
| DA456 | TA456 | |
|---|---|---|
| Capacity | 45 Ah | 45 Ah |
| Cold cranking (EN) | 390 A | 390 A |
| Technology | Lead-acid | Lead-acid |
| Dimensions (mm) | 237 × 127 × 227 | 237 × 127 × 227 |
| Positive terminal | Positive terminal on the right | Positive terminal on the right |
| Price | €95.90 |
Exide
EA456
Exide equivalent Deta DA456 vs Exide EA456
Exide equivalent · +€89.30
It is the verified Exide equivalent for the DA456 tray. Compared with the DA456 it has the same Ah and cranking power. It costs €89.30 more. Decide by price, brand preference and availability: both fit and crank the same.
| DA456 | EA456 | |
|---|---|---|
| Capacity | 45 Ah | 45 Ah |
| Cold cranking (EN) | 390 A | 390 A |
| Technology | Lead-acid | Lead-acid |
| Dimensions (mm) | 237 × 127 × 227 | 237 × 127 × 227 |
| Positive terminal | Positive terminal on the right | Positive terminal on the right |
| Price | €89.30 |
Equivalences verified by our technical team: same dimensions, polarity, capacity and CCA. Official manufacturer warranty on every option.
Other 45Ah batteries: We stock 33 models of 45 Ah to compare by price, technology and cold cranking: see all 45Ah batteries. Same size (237 × 127 × 227 mm): batteries of 237 × 127 × 227 mm.
Recommended accessories
Fitting it yourself? Step-by-step guide to replacing the battery →
Frequently asked questions
How do I change this battery step by step?
If the car manufacturer lists any extra step in the handbook, follow it. More detail in how to replace the car battery. With a 10 mm spanner, swapping in the Deta DA456 takes 15 to 30 minutes on most cars; if the battery sits in the boot or under a seat, allow up to twice as long. What matters most is the terminal order: removing, negative (−) before positive (+); refitting, positive (+) before negative (−). In between, with the engine off and the key out, release the clamp and fit the new battery the same way round as the original, positive on the right (polarity).
What is the service life of the DA456 model?
As a guide, you can expect the Deta DA456 to last 4 to 6 years in regular car use without Start-Stop, although the real figure may be higher or lower. What weighs most: temperature (cold makes starts harder and intense heat evaporates the electrolyte), frequent short trips, the condition of the alternator and charging system, power draw while parked and maintenance, not forgetting the type of car and Start-Stop.
What are the dimensions of the Deta DA456 battery?
Before buying, measure the space in your car: one extra millimetre can stop the hold-down clamp from closing. The Deta DA456 takes up 237×127×227 mm (length, width and height, terminals included), with a B01 hold-down.
Which side is the positive terminal on this battery?
On the Deta DA456, the polarity is positive on the right. To check, stand the battery in front of you with the terminals nearest you: the positive (+) is the one with the red ring. Compare it with the battery you are replacing: if it does not match, cables must be lengthened or the system reconfigured, with a risk of short circuit.
Is the DA456 valid for my vehicle?
Three routes: the "Compatible vehicles" tab on this page, with the vehicles verified by our technical team; your number plate in the finder, from which DGT/DVLA/KBA detect model and engine; and WhatsApp, with make, model, engine and year, during business hours (Mon–Fri 10:00–13:30 and 16:30–18:00 (Spanish time, CET)). The car manufacturer's specifications always take priority over our tables.
Which batteries are equivalent to the Deta DA456?
The "Equivalents" section of this page gathers the recommended options with equivalent performance; remember that in Start-Stop cars an EFB should not be replaced with a conventional battery. A battery interchangeable with the Deta DA456 must match it on dimensions (237×127×227 mm), polarity (positive on the right), capacity (45 Ah) and cranking current (390 A).
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