# Cyclon 2V-D · Alarm battery 2V 2.5Ah

![Cyclon 2V-D · Alarm battery 2V 2.5Ah](https://bateriasonline.es/3750-home_default/cyclon-2v-d.jpg)

> Cyclon 2V-D: 2.5 Ah alarm battery, TPPL. Compare sizes and equivalents; 14-day returns.

**Category:** [Batteries for alarms, emergency lights and devices](https://bateriasonline.es/en/alarm-emergency-light-device-batteries) → [Cyclon](https://bateriasonline.es/en/cyclon-batteries)

- **Canonical URL**: https://bateriasonline.es/en/cyclon-2v-d
- **Language**: en
- **Brand**: Cyclon
- **Reference**: BOL-CYCLON-2V-D
- **MPN**: 2V-D
- **Price**: 20,78 € (VAT incl., Spain)
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Cyclon |
| Range | CYCLON Battery 2 V Single Cell |
| Application | Alarms, emergency lighting and devices |
| Technology | TPPL |
| Voltage | 2 V |
| Capacity | 2.5 Ah (C10) |
| Height | 6.1 mm |
| Weight | 0.18 kg |

## Quick description

The Cyclon 2V-D is an alarm battery with 2 V and 2.5 Ah.

## Description

## Where the Cyclon 2V-D fits

The Cyclon 2V-D backs up alarm panels, emergency luminaires and devices with a standby battery. Check dimensions and terminal type.
The 2V-D belongs to the Cyclon CYCLON Battery 2V Single Cell range. [See all Cyclon batteries](https://bateriasonline.es/en/cyclon-batteries)

## Inside the 2V-D: TPPL technology

Inside, the 2V-D uses thin plates of pure lead (TPPL). It is the technology behind ODYSSEY, GENESIS and PowerSafe.

## What to look at before buying the 2V-D

- With 2.5 Ah, the 2V-D replaces an original battery of that capacity or slightly less.

## Cyclon 2V-D codes and part numbers

This is how the Cyclon 2V-D appears on the label and in parts catalogues:

| Commercial reference | 2V-D |
|---|---|
| Not to be confused with | Cyclon 2V-DT (4.5 Ah), Cyclon 2V-X (5 Ah), Cyclon 2V-E (8 Ah) |

## Frequently asked questions about the Cyclon 2V-D

### How much does the Cyclon 2V-D weigh?

The 2V-D weighs 0.18 kg.

### How often should I replace the alarm battery?

Every 3 to 5 years, or when the panel warns of low battery. It is a wear part that degrades even if there have been no outages.

### How often should I replace the alarm battery?

Every 3 to 5 years, or when the panel warns of low battery. It is a wear part that degrades even if there have been no outages.

## More batteries to compare with the 2V-D

- [More batteries for alarms, emergency lights and devices](https://bateriasonline.es/en/alarm-emergency-light-device-batteries)
- [More Cyclon models](https://bateriasonline.es/en/cyclon-batteries)
- [Cyclon 4V-D](https://bateriasonline.es/en/cyclon-4v-d) · 2.5 Ah
- [Cyclon 6V-D](https://bateriasonline.es/en/cyclon-6v-d) · 2.5 Ah

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*bateriasonline.es — Batteries and accessories · 2026-11-10*