# DIN rail power supply ORNO OR-PSU-1649 24 V DC 4 A 100 W

**URL:** https://aio.lv/en/product--orno-or-psu-1649--11988084
**Data updated:** 2026-03-11 18:20 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** ORNO
**Manufacturer code:** OR-PSU-1649
**EAN:** 5908254803901
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

ORNO OR-PSU-1649 is a DIN-rail mounted power supply providing 24 V DC output at up to 4 A (100 W). Designed for industrial and building automation, control panels and electrical cabinets, it delivers a regulated DC voltage for sensors, controllers, relays and low-voltage equipment. Compact DIN form-factor simplifies installation and integration into standard distribution rails.

## Long description

ORNO OR-PSU-1649 is a DIN-rail mounted power supply that provides a steady 24 V DC output with a maximum current of 4 A and total output power of 100 W. Intended for industrial and building automation environments, control panels and electrical cabinets, this compact unit supplies regulated DC voltage to sensors, controllers, relays and other low-voltage equipment. The DIN form-factor and screw terminal connections simplify mounting and wiring on standard rail systems.
Advantages
The unit offers a regulated 24 V DC output with overload and short-circuit protection built into a compact housing suitable for tight cabinet spaces. Thermal design and efficient conversion reduce heat generation while supporting continuous operation up to rated load. Its standardized DIN-rail mounting and clear terminal layout make installation and maintenance straightforward for technicians and installers.
Suitable for
 Powering sensors and transmitters in building automation systems
 Supplying controllers and PLC modules within control panels
 Feeding relays, small actuators and low-voltage devices in electrical cabinets
 General-purpose 24 V DC distribution on DIN rails in industrial environments
Key specifications
 Output voltage: 24 V DC regulated
 Maximum output current: 4 A
 Total output power: 100 W
 Mounting: DIN-rail (EN standard rail profile)
 Connection type: screw terminals for input and output
 Protection features: overload and short-circuit protection
 Cooling: convection cooling suitable for cabinet installation
How to use
Mount the power supply on a standard DIN rail inside the control cabinet, ensuring adequate ventilation space around the unit. Connect the mains input to the designated input terminals following local electrical codes and confirm correct mains voltage before powering. Wire the 24 V DC output to the target devices using appropriately rated conductors and secure all terminal screws. After wiring, apply mains power and verify the DC output with a multimeter; check indicator LEDs if present to confirm normal operation.
Usage recommendations
For reliable long-term performance, avoid operating the unit beyond the rated current and provide adequate cabinet ventilation. Place the power supply away from strong heat sources and moisture. Use suitable fuses or circuit breakers on the input side and verify compatibility of connected devices with 24 V DC. Periodically inspect connections for tightness and signs of wear.

## 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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