# Switched-Mode Buffer Power Supply PULSAR HPSG2-12V20A — 12 V DC, 20 A output

**URL:** https://aio.lv/en/product--pulsar-35537--11636757
**Data updated:** 2026-02-17 11:02 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** PULSAR
**Manufacturer code:** 35537
**EAN:** 5902135321089
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 195.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 161.56 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--pulsar-35537--11636757

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

PULSAR HPSG2-12V20A is a switched-mode buffer power supply providing a 12 V DC output at up to 20 A. Designed for uninterrupted powering of security systems, CCTV, access control and other low-voltage devices, it offers stable voltage regulation and backup capability when paired with batteries. Suitable for professional installations requiring reliable 12 V/20 A power.

## Long description

PULSAR HPSG2-12V20A is a switched-mode buffer power supply that delivers a regulated 12 V DC output with a maximum current of 20 A. It is intended for continuous powering of low-voltage devices and systems where stable voltage and backup capability are required. The unit is designed for installation in professional security and surveillance setups and supports connection of a backup battery to provide uninterrupted operation during mains interruptions.
Advantages
The design of this switched-mode buffer power supply provides efficient energy conversion and compact installation footprint while maintaining stable 12 V output under varying loads. Built-in buffering functionality allows seamless transition to battery power when mains supply fails, reducing downtime for connected devices. The product integrates typical protection features to guard against overload and short-circuit conditions, and its construction is suitable for standard mounting in equipment racks or enclosures used in security and access control installations.
Suitable for
 Powering CCTV cameras and video recorders that require a reliable 12 V DC supply
 Supplying access control panels, electric locks and related low-voltage security devices
 Providing backup power for alarm systems and detectors
 Feeding network devices and peripheral equipment in small to medium professional installations
Key specifications
 Output voltage: 12 V DC (regulated)
 Maximum output current: 20 A
 Switched-mode topology for improved efficiency
 Buffer/backup operation with external battery support
 Protections: overload and short-circuit protection
 Designed for professional mounting in security and electronics enclosures
How to use
Install the unit in a suitable enclosure or rack location with proper ventilation and mechanical support. Connect the mains input according to local electrical regulations and wire the 12 V DC outputs to the device(s) to be powered, observing correct polarity. If backup capability is required, connect a compatible lead-acid or sealed battery to the designated battery terminals following the manufacturer’s battery connection instructions. Verify output voltage and polarity before connecting sensitive equipment and test battery switchover under controlled conditions to confirm uninterrupted operation.
Usage recommendations
Place the power supply in a dry, ventilated area away from direct heat sources. Use appropriately rated battery and wiring to match the 20 A capacity and minimize voltage drop. Periodically inspect connections and battery condition; replace batteries according to their service life to ensure reliable buffered operation.

## FAQ

### How much does the PULSAR HPSG2-12V20A switched-mode buffer power supply cost, and is it available for purchase?

The price is 195.49 € (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 03.07.2026 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 HPSG2-12V20A switched-mode buffer 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/11636757/68516916_large.webp