# Long WPL50-12N · UPS battery 12V 50Ah

![Long WPL50-12N · UPS battery 12V 50Ah](https://bateriasonline.es/1093-home_default/long-wpl50-12n.jpg)

> Long WPL50-12N: 50 Ah UPS battery, 199×166×171 mm, AGM. Equivalent to Fulbat FP12-50 and Long WPL50-12. 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-wpl50-12n
- **Language**: en
- **Brand**: Long
- **Reference**: BOL-LONG-WPL50-12N
- **MPN**: WPL50-12N
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Long |
| Range | WPL Series |
| Application | UPS systems |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 50 Ah |
| Length | 199 mm |
| Width | 166 mm |
| Height | 171 mm |
| Weight | 14.8 kg |

## Quick description

Long WPL50-12N: UPS battery with 12 V and 50 Ah, measuring 199 × 166 × 171 mm.

## Description

## Where the Long WPL50-12N fits

The Long WPL50-12N is a VRLA AGM battery for UPS and uninterruptible power systems: it stays charged for years waiting for an outage and delivers the energy instantly when it comes. Check dimensions, terminal type (F1 or F2) and capacity so it fits the unit.
The WPL50-12N belongs to the Long WPL Series range. [More Long batteries](https://bateriasonline.es/en/long-batteries)

## Equivalents and alternatives to the Long WPL50-12N

As the WPL50-12N is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Fulbat FP12-50 | AGM | 50 Ah | 197 × 165 × 170 |
| Long WPL50-12 | AGM | 50 Ah | 199 × 166 × 171 |

## Long WPL50-12N vs WPL45-12 and WPL45-12N: differences

What sets the WPL50-12N apart from its neighbours in the Long range:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Long WPL50-12N (this one) | 50 Ah | 199 × 166 × 171 | 14.8 kg |
| Long WPL45-12 | 45 Ah | 199 × 166 × 171 | 14.6 kg |
| Long WPL45-12N | 45 Ah | 199 × 166 × 171 | 14.6 kg |

- Long WPL45-12: 5 Ah less, the same dimensions.
- Long WPL45-12N: 5 Ah less, the same dimensions.

## AGM technology in the WPL50-12N

The WPL50-12N is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. Being sealed, the WPL50-12N can be fitted in the boot or under a seat with no risk of spills.

## Check this before ordering the Long WPL50-12N

- Measure the space: the WPL50-12N takes up 199 × 166 × 171 mm.
- With 50 Ah, the WPL50-12N replaces an original battery of that capacity or slightly less.

## Long WPL50-12N codes and part numbers

Look for any of these WPL50-12N codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | WPL50-12N |
|---|---|
| Not to be confused with | Long WPL40-12N (40 Ah), Long WPL55-12N (55 Ah), Long WPL150-12N (150 Ah) |

## Frequently asked questions about the Long WPL50-12N

### Long WPL50-12N or WPL45-12?

Compared with the WPL50-12N, the Long WPL45-12 has 5 Ah less. With 50 Ah, the WPL50-12N runs longer between charges than the WPL45-12 (45 Ah). Both measure 199 × 166 × 171 mm, so they fit the same tray.

### How much does the Long WPL50-12N weigh?

The WPL50-12N weighs 14.8 kg. For reference, the Long WPL45-12 (45 Ah) weighs 14.6 kg.

### Which battery is equivalent to the Long WPL50-12N?

Only other AGM batteries with its dimensions and polarity: Fulbat FP12-50 and Long WPL50-12. Neither an EFB nor a conventional battery replaces the WPL50-12N.

### 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 WPL50-12N

- [More uPS batteries](https://bateriasonline.es/en/ups-batteries)
- [More Long models](https://bateriasonline.es/en/long-batteries)
- [Fulbat FP12-50](https://bateriasonline.es/en/fulbat-fp12-50) · 50 Ah, 197×165×170 mm
- [Long WPL50-12](https://bateriasonline.es/en/long-wpl50-12) · 50 Ah, 199×166×171 mm

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