# Open-frame server power supply ORNO OR-ZL-1638 12V DC 300W

**URL:** https://aio.lv/en/product--orno-or-zl-1638--12054808
**Data updated:** 2026-03-12 19:38 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** ORNO
**Manufacturer code:** OR-ZL-1638
**EAN:** 5908254803345
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Open-frame server power supply ORNO OR-ZL-1638 provides 12 V DC output with 300 W maximum power. Designed for installation in server racks, embedded systems or industrial equipment, it delivers regulated DC power in a compact open-frame chassis. Suitable for powering servers, controllers, network devices and other 12V loads where reliable continuous DC supply is required.

## Long description

ORNO OR-ZL-1638 open-frame server power supply supplies a regulated 12 V DC output with up to 300 W of continuous power in a compact chassis. Engineered for installation inside server racks, embedded systems and industrial equipment, this open-frame unit provides stable DC voltage for servers, controllers, network devices and other 12 V loads that require dependable continuous power. Its design allows integration into systems where space is limited and ventilation is provided externally.
Advantages
The open-frame construction offers a compact footprint and simplified mounting inside enclosures or rack-mounted assemblies while enabling effective forced-air cooling from external fans. Regulation and protection features maintain a stable 12 V output under varying load conditions, and the unit’s power rating supports medium-power servers and network equipment. The straightforward electrical connections and standardized form factor make the supply suitable for OEM integration and repairs.
Suitable for
Rack-mounted servers and blade systems requiring 12 V DC input
Embedded control systems and industrial automation equipment
Network switches, routers and communication devices powered by 12 V
Replacement or OEM power source for equipment with similar voltage and power needs
Key specifications
Output voltage: 12 V DC regulated
Maximum output power: 300 W
Open-frame chassis for internal installation
Designed for continuous operation in ventilated enclosures
How to use
Install the ORNO open-frame supply inside a properly ventilated rack or enclosure and secure it according to mechanical mounting points provided by your system. Connect the AC input and DC output using appropriate wiring and connectors rated for the unit’s current. Verify correct polarity and voltage before connecting load devices. Allow for adequate airflow across the unit; if the host enclosure does not provide sufficient ventilation, add forced-air cooling to maintain operating temperatures within specified limits. Perform initial no-load and full-load checks with a multimeter to confirm stable 12 V output.
Usage recommendations
Use the power supply in environments that provide dust control and sufficient airflow. Match cable gauge and connectors to the maximum current to minimize voltage drop. For critical systems consider adding upstream surge protection and a suitable inline fuse or circuit breaker on the DC output to protect connected devices.

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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 ORNO 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 ORNO 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

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