# Sealed Lead Acid Battery Yuasa Y9-12 12V 9Ah, valve-regulated rechargeable battery for backup power

**URL:** https://aio.lv/en/product--yuasa-y9-12--18182
**Data updated:** 2026-02-12 09:41 (EET)
**Category:** UPS Batteries
**Manufacturer:** Yuasa
**Manufacturer code:** Y9-12
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 31.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 26.02 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--yuasa-y9-12--18182

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

Yuasa Y9-12 is a sealed lead acid (SLA) 12V 9Ah valve-regulated rechargeable battery designed for backup and standby applications. It provides dependable power for UPS systems, alarm panels, emergency lighting and other small-scale power needs. Maintenance-free construction, compact dimensions and stable voltage output make it suitable for frequent cycling and long-term standby use.

## Long description

Yuasa Y9-12 is a sealed lead acid (SLA) 12V 9Ah valve-regulated rechargeable battery engineered for backup and standby power applications. The battery delivers a stable 12-volt output and nominal 9 ampere-hours capacity in a compact, maintenance-free sealed design. It is intended for use where reliable secondary power is needed for short-term loads, providing consistent voltage for UPS units, alarm systems, emergency lighting and other small-scale power roles.
Advantages
The valve-regulated sealed lead acid construction eliminates the need for regular electrolyte maintenance and reduces the risk of leakage. Compact dimensions and a standard 12V form factor make the Yuasa Y9-12 easy to install in enclosures designed for SLA batteries. The battery supports frequent cycling as well as long-term standby use due to its stable voltage characteristics and robust internal construction.
Suitable for
Uninterruptible Power Supplies (UPS) for small servers and network equipment
Alarm and security control panels
Emergency and exit lighting systems
Portable power units and auxiliary backup systems
Small-scale renewable energy storage and laboratory equipment requiring 12V backup
Key specifications
Nominal voltage: 12 V
Nominal capacity: 9 Ah
Battery type: Sealed lead acid (SLA), valve-regulated
Rechargeable: Yes
Maintenance: Maintenance-free, sealed design
Typical use: Standby and cyclic applications
How to use
Install the Yuasa Y9-12 in a compatible battery holder or enclosure, observing correct polarity. Use a charger or charging circuit designed for sealed lead acid batteries and follow recommended charge voltages and temperature compensation where applicable. For standby applications, keep the battery connected to the charger that maintains float voltage; for cyclic use, apply an appropriate charge/discharge regime to preserve capacity. Avoid deep discharges beyond the batterys recommended depth of discharge to prolong service life.
Usage recommendations
Store and operate the battery in a well-ventilated, dry environment within the manufacturers recommended temperature range. Periodically check terminal connections for corrosion and ensure charging equipment is compatible with sealed lead acid batteries. Replace the battery if it fails to hold expected capacity or shows physical damage.

## FAQ

### How much does the Yuasa Sealed Lead Acid Battery Y9-12 12V 9Ah cost, and is it available for purchase?

The price is 31.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 06.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### 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 Yuasa 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 Yuasa 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

## Image

https://aio.lv/img/cache/product/18182/25921_large.webp