# PULSAR Built-in switched-mode buffer power supply SCP-75-12 13.8V 5.4A

**URL:** https://aio.lv/en/product--pulsar-17933--11696765
**Data updated:** 2026-02-23 13:23 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** PULSAR
**Manufacturer code:** 17933
**EAN:** 5901643192099
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 37.49 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 30.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--pulsar-17933--11696765

## 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

Built-in switched-mode buffer power supply PULSAR SCP-75-12 provides a regulated 13.8V DC output with a maximum current of 5.4A. Designed as a buffer/backup power source for electronic systems, it offers compact installation, stable voltage for devices such as access control, alarm panels, and telecommunications, and protects against supply interruptions when used with batteries.

## Long description

The PULSAR built-in switched-mode buffer power supply SCP-75-12 delivers a regulated 13.8 V DC output with a maximum current of 5.4 A. Engineered as a compact buffer and backup power source for electronic systems, this unit maintains stable voltage for connected devices and switches to battery backup during mains interruptions. The enclosure and mounting design allow integration into control cabinets and equipment racks for security, access control, alarm panels and telecommunications applications.
Advantages
The switched-mode design ensures efficient conversion with low heat dissipation and reliable voltage regulation under varying load conditions. Integrated battery charging and automatic changeover to battery supply on mains failure protect connected equipment from data loss and service interruption. The compact built-in form factor simplifies installation in constrained spaces while delivering consistent output suitable for sensitive electronics.
Suitable for
Access control systems and door controllers
Alarm panels and intrusion detection equipment
Telecommunications and network devices requiring stable 13.8 V backup
Small automation controllers and monitoring modules
Any electronic system needing a compact buffer/backup power source
Key specifications
Output voltage: regulated 13.8 V DC
Maximum output current: 5.4 A
Switched-mode (SMPS) topology for efficient power conversion
Built-in battery charging and automatic mains-to-battery changeover
Compact enclosure suitable for built-in installation
Designed for continuous operation with connected batteries for buffering
How to use
Mount the PULSAR SCP-75-12 inside a suitable cabinet or equipment housing following local electrical codes. Connect the mains input and the regulated 13.8 V DC output to your devices, and attach an appropriate rechargeable battery to the battery terminals using correct polarity. On power-up the unit will supply the load and charge the battery; in the event of mains loss it will automatically switch to battery power, maintaining the output voltage within regulation limits.
Usage recommendations
Ensure battery type and capacity match the expected backup time and load current. Verify ventilation around the unit to dissipate heat and avoid mounting near heat sources. Periodically check battery condition and connections to maintain reliable backup operation.

## FAQ

### How much does the PULSAR SCP-75-12 buffer power supply 13.8V 5.4A cost, and is it available for purchase?

The price is 37.49 € (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 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, Bank cards on-line, Apple Pay, Google Pay. 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 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/11696765/67069890_large.webp