# Buffered switching power supply PULSAR HPSB-12V15A-D 13.8V 15A with 40Ah battery support

**URL:** https://aio.lv/en/product--pulsar-hpsb-12v15a-d--11988256
**Data updated:** 2026-03-11 18:21 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** PULSAR
**Manufacturer code:** HPSB-12V15A-D
**EAN:** 5902135319475
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 127.99 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 105.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--pulsar-hpsb-12v15a-d--11988256

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

PULSAR HPSB-12V15A-D is a buffered switching power supply providing a regulated 13.8V output and up to 15A continuous current, designed to work with a 40Ah backup battery. Intended for CCTV, access control, alarm systems and other 12V devices, it ensures uninterrupted power during mains loss and supports battery charging and supervision.

## Long description

PULSAR HPSB-12V15A-D is a buffered switching power supply that provides a regulated 13.8V DC output and a continuous current capacity of up to 15A. Designed for installation in security and automation environments, the unit supports connection to a 40Ah backup battery and offers battery charging and supervision functions. The supply is suitable for powering CCTV cameras, access control panels, alarm control units and other 12V devices that require stable voltage and battery-backed operation.
Advantages
The switching topology ensures efficient energy conversion and reduced heat generation while maintaining stable 13.8V output under varying load. Integrated battery support enables automatic switchover to the connected 40Ah battery during mains failure and provides managed charging to extend battery life. Compact design and standard mounting options facilitate installation inside equipment cabinets or electrical enclosures. Built-in protections include overload and short-circuit response to improve reliability in continuous operation.
Suitable for
 Powering CCTV camera systems and recorders
 Supplying access control panels and electric locks
 Feeding alarm control panels and sensors
 Backup power for small automation and monitoring devices
Key specifications
 Nominal output voltage: regulated 13.8 V DC
 Maximum continuous output current: 15 A
 Battery support: designed to work with a 40 Ah lead-acid battery
 Operating mode: buffered with automatic mains-to-battery switchover
 Charging and supervision: built-in battery charging and status monitoring functions
 Protections: overload and short-circuit protection
 Form factor: compact switching power supply suitable for enclosure mounting
How to use
Install the power supply in a ventilated enclosure or cabinet following local electrical regulations. Connect the mains input to the appropriate AC supply and verify correct wiring before energising. Attach the 40Ah backup battery to the designated battery terminals, observing correct polarity. Connect the 12V load devices to the DC output terminals, ensuring that the total current draw does not exceed 15A. After initial connection the unit will provide regulated 13.8V to loads and manage battery charging; verify LED indicators or supervision outputs where provided to confirm normal operation.
Usage recommendations
Place the unit in a dry, dust-free location with adequate ventilation and avoid direct exposure to high ambient temperatures. Regularly check battery condition and terminal connections, and keep total connected load within the rated 15A to ensure reliable performance. For installations in critical security systems, perform periodic functional tests of mains failure switchover and battery backup operation.

## FAQ

### How much does the PULSAR HPSB-12V15A-D buffered 13.8V 15A supply cost, and is it available for purchase?

The price is 127.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 999 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 17.07.2026 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 HPSB-12V15A-D buffered 13.8V 15A 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/11988256/67443707_large.webp