# Power Supply PULSAR EN54C-5A28 for Fire Alarm Systems 27.6V 5A with 2×28Ah Battery Outputs

**URL:** https://aio.lv/en/product--pulsar-en54c-5a28--11988063
**Data updated:** 2026-03-11 18:20 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** PULSAR
**Manufacturer code:** EN54C-5A28
**EAN:** 5902135314470
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 296.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 245.03 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--pulsar-en54c-5a28--11988063

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

PULSAR EN54C-5A28 is a dedicated power supply unit for fire alarm and emergency systems providing regulated 27.6 V DC and up to 5 A output current. The enclosure supports two 28 Ah standby batteries (2×28 Ah) for backup power. Designed to feed control panels, detectors and peripheral devices, it includes battery charging and supervision features for reliable emergency operation.

## Long description

PULSAR EN54C-5A28 is a dedicated power supply unit designed for fire alarm and emergency systems. It provides a regulated 27.6 V DC output with up to 5 A continuous current and a built-in charger and supervision circuitry for standby batteries. The steel enclosure accommodates two 28 Ah batteries to ensure backup power for control panels, detectors and peripheral devices during mains failure. The unit is intended for fixed installation in equipment rooms, switchboards or cabinets that house life-safety electronics.
Advantages
The power supply delivers stable 27.6 V DC output with built-in battery charging and supervision to maintain reliable operation of connected fire alarm components. The enclosure supports two 28 Ah batteries, offering extended standby capacity without requiring external battery housings. Compact design and integrated features reduce installation time and simplify wiring for control panels, detectors and ancillary devices. The device includes protection and monitoring functions to support predictable behaviour in normal and emergency conditions.
Suitable for
Powering fire alarm control panels and addressable detectors
Supplying peripheral devices such as sounders, call points and relay modules
Providing backup power for emergency systems in small to medium installations
Fixed installation in equipment rooms, electrical cabinets and control panels
Key specifications
Output voltage: regulated 27.6 V DC
Maximum output current: up to 5 A
Battery support: two standby batteries, each up to 28 Ah capacity
Enclosure: metal housing suitable for wall or cabinet mounting
Functions: battery charging, battery supervision and protective circuitry
How to use
Install the unit in a ventilated, dry location inside an appropriate cabinet or on a secure wall surface, following applicable electrical and fire safety codes. Connect the mains supply to the input terminals and attach the two standby batteries to the dedicated battery outputs, observing correct polarity. Route output connections to the fire alarm control panel and peripheral devices using appropriately sized wiring. Configure any supervision or signalling outputs as required by the fire system design and test the supply and battery backup operation after installation.
Usage recommendations
Use batteries of the specified 28 Ah capacity or manufacturer-recommended equivalents and replace them at intervals defined by system maintenance procedures. Verify charger and supervision settings during commissioning and perform regular inspections and battery condition tests to ensure reliable emergency operation.

## FAQ

### How much does the PULSAR EN54C-5A28 27.6V 5A Power Supply cost, and is it available for purchase?

The price is 296.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 9998 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 14.07.2026 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 PULSAR EN54C-5A28 27.6V 5A Power Supply 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 PULSAR 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 PULSAR 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/11988063/67443519_large.webp