Optima
Optima YTU-4.2 · Motorhome battery 12V 55Ah 765A
Reference: BOL-OPTIMA-YTU-4.2 · EAN 4016987113530
The Optima YTU-4.2 (ETN 814 254 000, also written 814254000) is a motorhome battery with 12 V, 55 Ah and 765 A cold cranking current, measuring 254 × 175 × 200 mm, with the positive terminal on the left.
Optima YTU-4.2 · Motorhome battery 12V 55Ah 765A images
- Voltage
- 12V
- Capacity
- 55Ah
- Cold cranking amps (EN)
- 765A
- Technology
- Spiral AGM
- Dimensions (L × W × H)
- 254 × 175 × 200 mm
- Polarity
- Positive terminal on the left
Price:
€206.26
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VAT included. The exact shipping cost is shown in the cart before you pay.
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For Spain, Portugal, France, Germany, Italy, Belgium and the Netherlands you see the exact cost before paying. For the rest of Europe we send you a shipping quote, with no obligation.
14 days to return your order
If it does not fit, you have 14 days from delivery to return it unused.
Who the Optima YTU-4.2 is for
The Optima YTU-4.2 is a leisure battery for motorhomes and caravans: it powers fridge, lights, water pump and heating for days without starting the engine. The YTU-4.2 powers the living area, separate from the vehicle's starter battery.
The YTU-4.2 belongs to the Optima OPTIMA YELLOW TOP range. More Optima batteries
Inside the YTU-4.2: spiral AGM technology
The YTU-4.2 is a spiral-cell AGM battery. Perfect for 4x4s, marine use and vehicles with lots of electronics.
Equivalents and alternatives to the Optima YTU-4.2
Other AGM batteries that fit the YTU-4.2's tray with the same polarity: an AGM can only be replaced by another AGM.
| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Optima YTS-4.2 | Spiral AGM | 55 Ah | 765 A | 254 × 175 × 200 |
Part numbers and codes for the Optima YTU-4.2
The YTU-4.2 is listed under these codes on labels, in garages and in catalogues:
| Commercial reference | YTU-4.2 |
|---|---|
| ETN code | 814254000 (also 814 254 000) |
| EAN | 4016987113530 |
| Case size according to Optima | 34/78 (BCI) |
| Base hold-down | B00 |
| Terminal type | 1 & 21 |
| Also known as | Optima 814254000 · Optima 814 254 000 |
| Not to be confused with | Optima RTU-4.2 (50 Ah, 815 A) |
Check this before ordering the Optima YTU-4.2
- The YTU-4.2 delivers 765 A cold cranking (EN standard); do not go below what your original battery states.
- Your current battery should say about 55 Ah; a little more is also fine.
- The YTU-4.2 has the positive terminal on the left: compare it with your current battery.
- Measure the space: the YTU-4.2 takes up 254 × 175 × 200 mm.
Frequently asked questions about the Optima YTU-4.2
What is the ETN code of the Optima YTU-4.2?
814254000, also written 814 254 000. The ETN (European Type Number) is printed on the label and used in parts catalogues.
How much does the Optima YTU-4.2 weigh?
20.6 kg, with 55 Ah of capacity.
Which battery is equivalent to the Optima YTU-4.2?
Only other AGM batteries with its dimensions and polarity: Optima YTS-4.2. Neither an EFB nor a conventional battery replaces the YTU-4.2.
What is the cold cranking current of the Optima YTU-4.2?
765 A to the EN standard, with 55 Ah capacity.
Which side is the positive terminal on the Optima YTU-4.2?
On the YTU-4.2, the positive terminal is on the left with the terminals facing you: compare it with your current battery, because with reversed polarity the cables will not reach.
Keep comparing: alternatives to the YTU-4.2
- All leisure batteries for motorhomes and caravans
- The whole Optima range
- Optima YTR-5.0 · 66 Ah, 845 A, 309×172×219 mm
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