Kronobat ES7-12 · Stationary UPS battery 12V 7Ah AGM
Specifications
| Brand | KRONOBAT |
|---|---|
| Part number | ES7-12 |
| Voltage (V) | 12 |
| Capacity (C20) | 7.0Ah (c20) |
| Technology | AGM |
| Length | 151.00 mm |
| Width | 65.00 mm |
| Height | 100.00 mm |
| Terminal type | F1/F2 |
Kronobat 12V7Ah 12V 7Ah is a stationary battery for backup power systems: UPS, alarms, telecom and emergency lighting. Long float-life under permanent charge and instant response to mains outages with no noticeable voltage drop.
Why this stationary battery?
- Instant responsewhen the mains drop, no voltage dip
- Long life under 24/7 chargeoptimised for permanent service
- Compatible with your systemexisting UPS units and alarm control panels

Stationary battery Kronobat Kronobat 12V 7Ah 7Ah 12V
The 12 V, 7 Ah Kronobat Kronobat 12V 7Ah stationary battery with AGM technology is designed for UPS, alarms, telecoms and emergency lighting. Measuring 151 × 65 × 100 mm, it is the direct replacement for UPS, alarm and emergency systems fitted from the factory with a 7 Ah battery of this format.
In short: the Kronobat ES7-12 (7 Ah, 151 × 65 × 102 mm). Verified equivalent alternatives: MK Powered ES7-12SA and MK Powered ES7-12.
- Low self-discharge and high reliability.
- Standard format for UPS and emergency systems.
- AGM: faster recharging and better cycle resistance than a conventional battery.
- Instant response to mains failures.
What the Kronobat Kronobat 12V 7Ah is for
The Kronobat Kronobat 12V 7Ah is designed for UPS, alarms, telecoms and emergency lighting: it sits on float charge and responds instantly to a mains failure. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 2.39 kg and F1/F2 terminals.
Technology inside the Kronobat Kronobat 12V 7Ah
The Kronobat 12V 7Ah is one of the Kronobat references for this type of use; it shares the same manufacturing and quality-control criteria as the rest of the brand's catalogue.
AGM means the acid is held in a glass mat instead of floating free. That is why the battery can be installed in the cabin without gases, survives more cycles and recovers its charge quickly.
Dimensions, polarity and mounting
It has external dimensions of 151 × 65 × 100 mm and weighs 2.39 kg. It uses F1/F2 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.
Kronobat: the maker behind the Kronobat 12V 7Ah
Kronobat is the exclusive brand of baterias.com: batteries made to the same production standards as the leading brands, with a value for money that is hard to match and an official warranty. We guarantee that every Kronobat arrives new, charged and with the manufacturer's full warranty.
Usage and maintenance tips
Replace all the batteries in the set at once and avoid environments continuously above 25 °C. Check the float voltage of the UPS or charger: a voltage that is too high shortens the life of a sealed battery.
Warranty and coverage
The Kronobat Kronobat 12V 7Ah comes with the manufacturer's official warranty against manufacturing defects. If it fails through a defect within the warranty period, we replace it at no cost to you.
Shipping, delivery and returns
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.
Comparison: Kronobat 12V7Ah vs equivalents
The Kronobat 12V7Ah is interchangeable with these equivalent references: ES7-12SA (MK Powered), ES7-12 (MK Powered), ES7-12FR (MK Powered).
| Product | Specifications | Technology | Price |
|---|---|---|---|
|
|
12V 7Ah | AGM | €19.60 |
|
|
12V 7Ah | AGM | €40.60 |
|
|
12V 7.2Ah | AGM | €41.90 |
|
|
12V 7.2Ah | AGM | €46.95 |
Equivalences verified by our technical team: same dimensions, polarity, capacity and CCA. Official manufacturer warranty on every option.
Recommended accessories
Frequently asked questions
Is the ES7-12 model AGM? What does this technology offer?
Yes. The ES7-12 from Kronobat uses AGM (Absorbent Glass Mat) technology: a sealed lead-acid battery where the electrolyte is absorbed in a glass-fibre mat. It withstands more charge/discharge cycles than a conventional one, handles heat better and is the required technology for devices with advanced Start-Stop and regenerative braking. Expected lifespan: 5-8 years under normal conditions.
How do I change this battery step by step?
In most devices 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 — match the polarity shown on the product sheet; 6) connect the positive (+) first, then the negative (−). On devices 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 Kronobat ES7-12 is 5 to 8 years in mild-climate device use with 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 dimensions of the Kronobat ES7-12 battery?
Dimensions (length × width × height) are 151×65×102 mm — also written as 151x65x102 mm — following the European DIN standard. Always measure the space in your device before buying: even one extra millimetre can prevent the hold-down clamp from closing. The height shown includes the terminals.
Which batteries are equivalent to the Kronobat ES7-12?
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 devices. See the "Equivalents" section to view recommended options at the same performance level.
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