# Long WP1223A · UPS battery 12V 2.1Ah

![Long WP1223A · UPS battery 12V 2.1Ah](https://bateriasonline.es/943-home_default/long-wp1223a.jpg)

> Long WP1223A: 2.1 Ah UPS battery, 182×23×61 mm, AGM. Equivalent to Fulbat FP12-2.3C and Long WP1222A. Ask for a no-obligation quote.

**Category:** [UPS batteries](https://bateriasonline.es/en/ups-batteries) → [Long](https://bateriasonline.es/en/long-batteries)

- **Canonical URL**: https://bateriasonline.es/en/long-wp1223a
- **Language**: en
- **Brand**: Long
- **Reference**: BOL-LONG-WP1223A
- **MPN**: WP1223A
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Long |
| Range | WP Series |
| Application | UPS systems |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 2.1 Ah |
| Length | 182 mm |
| Width | 23 mm |
| Height | 61 mm |
| Weight | 0.71 kg |

## Quick description

Long WP1223A: UPS battery with 12 V and 2.1 Ah, measuring 182 × 23 × 61 mm.

## Description

## Who the Long WP1223A is for

The Long WP1223A replaces the original batteries in a UPS. The WP1223A spends most of its life on float charge, waiting for a power cut.
The WP1223A belongs to the Long WP Series range. [More Long batteries](https://bateriasonline.es/en/long-batteries)

## Equivalents and alternatives to the Long WP1223A

Other AGM batteries that fit the WP1223A's tray with the same polarity: an AGM can only be replaced by another AGM.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Fulbat FP12-2.3C | AGM | 2.3 Ah | 182 × 24 × 61 |
| Long WP1222A | AGM | 2 Ah | 182 × 23 × 61 |

## Long WP1223A vs WP1222A and WP2.2-12: which one to choose?

The real differences between the WP1223A and the closest Long models:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Long WP1223A (this one) | 2.1 Ah | 182 × 23 × 61 | 0.71 kg |
| Long WP1222A | 2 Ah | 182 × 23 × 61 | 0.69 kg |
| Long WP2.2-12 | 2.2 Ah | 178 × 34 × 66 | 1.04 kg |

- Long WP1222A: 0.10 Ah less, the same dimensions.
- Long WP2.2-12: 0.10 Ah more, a different case (178 × 34 × 66 mm).

## Inside the WP1223A: AGM technology

Inside, the WP1223A has glass fibre separators (AGM) that hold the electrolyte. The WP1223A needs a charger with an AGM mode that does not exceed 14.7 V.

## Check this before ordering the Long WP1223A

- Length, width and height of the WP1223A: 182 × 23 × 61 mm.
- Capacity of the WP1223A: 2.1 Ah; the same as your current battery or slightly more is fine.

## Part numbers and codes for the Long WP1223A

This is how the Long WP1223A appears on the label and in parts catalogues:

| Commercial reference | WP1223A |
|---|---|
| Not to be confused with | Long WP1222A (2 Ah) |

## Frequently asked questions about the Long WP1223A

### WP1223A or WP1222A: which one suits me?

Compared with the WP1223A, the Long WP1222A has 0.10 Ah less. With 2.1 Ah, the WP1223A runs longer between charges than the WP1222A (2 Ah). Both measure 182 × 23 × 61 mm, so they fit the same tray.

### How much does the Long WP1223A weigh?

0.71 kg, with 2.1 Ah of capacity. For reference, the Long WP1222A (2 Ah) weighs 0.69 kg.

### Which battery is equivalent to the Long WP1223A?

Only other AGM batteries with its dimensions and polarity: Fulbat FP12-2.3C and Long WP1222A. Neither an EFB nor a conventional battery replaces the WP1223A.

### What is the difference between F1 and F2 terminals?

The tab width: F1 is 4.8 mm and F2 is 6.35 mm. Most UPS units use F2; check your unit's connector before ordering.

## Other options if you are unsure about the WP1223A

- [More uPS batteries](https://bateriasonline.es/en/ups-batteries)
- [More Long models](https://bateriasonline.es/en/long-batteries)
- [Fulbat FP12-2.3C](https://bateriasonline.es/en/fulbat-fp12-2-3c) · 2.3 Ah, 182×24×61 mm
- [Long WP1222A](https://bateriasonline.es/en/long-wp1222a) · 2 Ah, 182×23×61 mm

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