# External Battery Cabinet 48V for PSI-XR 2.2k-3kVA — EMERSON (48V, VRLA, 7.2Ah, 440×490.5×88 mm)

**URL:** https://aio.lv/en/product--emerson-psrt348vbxr--11972694
**Data updated:** 2026-03-11 16:04 (EET)
**Category:** UPS Batteries
**Manufacturer:** EMERSON
**Manufacturer code:** PSRT348VBXR
**EAN:** 0835514007678
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 321.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 265.69 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--emerson-psrt348vbxr--11972694

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 21.79 EUR |

## Summary description

External battery cabinet for Vertiv Liebert PSI-XR 2.2k–3kVA UPS systems, brand EMERSON. Provides 48V backup using four 12V sealed lead‑acid (VRLA) batteries of 7.2 Ah each. Metal cabinet in black, dimensions 440 × 490.5 × 88 mm. CE certified and RoHS compliant. Designed to expand runtime for small datacenter racks, network closets and edge equipment.

## Long description

The External Battery Cabinet 48V for PSI-XR 2.2k-3kVA by EMERSON is an add-on battery enclosure designed to extend the runtime of Vertiv Liebert PSI-XR 2200 and 3000 VA UPS systems. The cabinet houses four 12V valve-regulated lead-acid (VRLA) batteries rated at 7.2 Ah each, arranged to provide a 48V backup string. Its compact metal housing in black fits standard small rack spaces and network closets, helping to increase backup time for small datacenter racks, edge equipment and server closets.
Advantages
The cabinet provides a straightforward and space-efficient way to expand UPS runtime while maintaining a sealed, maintenance-free battery solution. Its metal construction offers physical protection and a standardized footprint that integrates with typical rack and enclosure layouts. Compliance with CE and RoHS ensures the product meets relevant safety and environmental standards. The use of VRLA batteries eliminates the need for routine electrolyte maintenance and simplifies installation.
Suitable for
 Extending runtime for small datacenter racks and server closets
 Backup power for network closets and edge computing devices
 Supporting UPS systems in branch offices and critical telecom enclosures
Key specifications
 Nominal output voltage: 48 V (configured from four 12 V cells)
 Battery type: Sealed lead‑acid (VRLA), maintenance‑free
 Battery capacity: 7.2 Ah per battery
 Number of batteries: 4 (configured in series for 48 V)
 Cabinet material: Metal housing, black finish
 Dimensions (W × D × H): 440 × 490.5 × 88 mm
 Certifications: CE compliant, RoHS compliant
How to use
Install the external battery cabinet adjacent to the compatible Liebert PSI-XR 2.2k–3kVA UPS following the UPS manufacturer’s installation instructions. Connect the cabinet to the UPS using the recommended battery connection cable and polarity, ensuring all connections are tight and secure. Position the cabinet in a well‑ventilated, temperature‑controlled environment within the specified operating range for VRLA batteries. After connection, verify the UPS recognizes the external battery pack and run a controlled test to confirm extended runtime performance.
Usage recommendations
For reliable operation, keep the cabinet in a clean, dry location with stable temperature and low humidity. Do not block ventilation around the unit and avoid placing it near heat sources. Periodically inspect the cabinet for physical damage and ensure cable connections remain secure. Follow the UPS vendor’s guidelines for testing and replacement intervals to maintain expected backup performance.

## Specifications

| Feature | Value |
|---|---|
| Safety | CE |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 33000 g |
| Quantity | 1 |
| Package depth | 675 mm |
| Package height | 228 mm |
| Package width | 560 mm |

### Certificates

| Feature | Value |
|---|---|
| Certification | CE |
| Compliance certificates | RoHS |

### Operational conditions

| Feature | Value |
|---|---|
| Operating altitude | 0 - 3000 |
| Operating relative humidity (H-H) | 0 - 90 |
| Storage temperature (T-T) | -15 - 40 |
| Operating temperature (T-T) | 0 - 40 |
| Storage relative humidity (H-H) | 0 - 90 |

### Battery

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

### Power

| Feature | Value |
|---|---|
| Number of batteries supported | 8 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 29 kg |
| Height | 88 mm |
| Width | 440 mm |
| Depth | 490.5 mm |

### Features

| Feature | Value |
|---|---|
| Product colour | Black |
| Battery voltage | 12 V |
| Battery capacity | 7.2 Ah |

## FAQ

### How much does the External Battery Cabinet 48V — EMERSON PSI‑XR 2.2k-3kVA cost, and is it available for purchase?

The price is 321.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 02.07.2026 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, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can External Battery Cabinet 48V — EMERSON PSI‑XR 2.2k-3kVA be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 EMERSON 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 EMERSON 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: battery technology, weight, 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/11972694/67478481_large.webp