# MPL Power MB 40-12 Sealed Lead Acid VRLA Battery 12V 40Ah

**URL:** https://aio.lv/en/product--mpl-power-mb-40-12--12501534
**Data updated:** 2026-06-07 13:13 (EEST)
**Category:** UPS Batteries
**Manufacturer:** MPL Power
**Manufacturer code:** MB 40-12
**EAN:** 5902135124154
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The MPL Power MB 40-12 is a high-quality 12V 40Ah Sealed Lead Acid (VRLA) battery designed for reliable power backup. Utilizing advanced valve-regulated technology, it ensures maintenance-free operation and safety. Ideal for use in UPS systems, emergency lighting, and alarm installations, this battery provides consistent performance and long service life for critical power applications.

## Long description

The MPL Power MB 40-12 is a high-performance 12V 40Ah Sealed Lead Acid (VRLA) battery engineered for dependable energy storage and power backup. Utilizing advanced valve-regulated lead-acid technology, this battery offers a maintenance-free solution for various critical applications. Its robust construction ensures consistent power delivery, making it a reliable choice for systems requiring stable voltage and long-term durability.
Advantages
This battery features a sealed design that prevents electrolyte leakage, allowing for safe operation in various orientations and environments, including rooms occupied by people. The VRLA AGM technology eliminates the need for electrolyte refilling or regular maintenance, providing a convenient and cost-effective power solution. Its standardized dimensions and stable discharge characteristics ensure compatibility with a wide range of professional equipment and emergency power systems.
Suitable for
Uninterruptible Power Supply (UPS) systems
Emergency lighting installations
Alarm and security systems
Buffer power supply applications
When it may not be suitable
This battery is not designed for high-current starting applications, such as automotive engine cranking. It is also not intended for deep-cycle applications where the battery is frequently discharged to very low levels, as this may significantly reduce its operational lifespan.
Key specifications
Voltage: 12 V
Capacity: 40 Ah
Technology: Sealed Lead Acid (VRLA/AGM)
Maintenance: Maintenance-free
Weight: 12.2 kg
Dimensions: 165 mm x 170 mm (height)
How to use
The battery should be installed in a well-ventilated area, away from direct heat sources. Ensure that the terminals are connected securely to the device using appropriate connectors to prevent voltage drops or overheating. When installing in a series or parallel configuration, ensure that all batteries are of the same model, age, and charge level to maintain system integrity.
What to consider before purchase
Verify the physical dimensions to ensure the battery fits your equipment housing.
Check the voltage and capacity requirements of your device.
Ensure the charging system is compatible with VRLA battery specifications.
Usage recommendations
For optimal performance and longevity, avoid deep discharging the battery and ensure it is kept in a cool, dry environment. Regularly inspect connections for signs of corrosion and ensure the charging voltage is set according to the manufacturer's guidelines for VRLA batteries.

## Specifications

### Features

| Feature | Value |
|---|---|
| Product colour | Black |
| Battery voltage | 12 V |
| Number of batteries included | 1 pc(s) |
| Battery capacity | 40 Ah |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 12.2 kg |
| Height | 170 mm |
| Width | 165 mm |
| Depth | 197 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package depth | 220 mm |
| Package height | 190 mm |
| Package width | 210 mm |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Sealed Lead Acid (VRLA) |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All MPL Power products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized MPL Power service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: number of batteries included, weight, battery technology, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/12501534/68840439_large.webp