# DIN rail digital time switch ORNO OR-PRE-450 — programmable electronic timer for rail mounting

**URL:** https://aio.lv/en/product--orno-or-pre-450--12053948
**Data updated:** 2026-03-12 19:37 (EET)
**Category:** Smart Switches
**Manufacturer:** ORNO
**Manufacturer code:** OR-PRE-450
**EAN:** 5908254824586
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 27.49 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 22.72 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--orno-or-pre-450--12053948

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

ORNO OR-PRE-450 is a DIN-rail mount electronic programmable time switch designed for automated control of electrical circuits. It provides scheduled switching functions for lighting, heating, pumps and other devices compatible with DIN-rail installations. The unit offers programmable time schedules, weekday/weekly programming and compact rail-mounted form factor for integration into distribution panels and control cabinets.

## Long description

ORNO OR-PRE-450 is a DIN rail digital time switch designed for automated control of electrical circuits in distribution panels and control cabinets. The programmable electronic timer offers weekday and weekly scheduling options and a compact rail-mounted form factor that fits standard DIN rails. The product is suitable for switching lighting, heating circuits, pumps and other loads where timed control improves efficiency and convenience.
Advantages
The ORNO OR-PRE-450 provides flexible time programming for daily and weekly schedules, enabling precise control of connected devices. Its DIN-rail mounting design saves panel space and allows straightforward integration into existing electrical installations. The electronic control delivers repeatable switching performance and reduces the need for manual intervention. The device is designed for reliable operation in typical residential, commercial and light industrial environments.
Suitable for
 Automated lighting control in corridors, staircases and outdoor areas
 Scheduled switching of heating circuits and boiler control
 Control of pumps and ventilation systems on predefined schedules
 Integration into distribution boards and control cabinets for timed processes
Key specifications
 Mounting: standard DIN rail for panel installation
 Programming: weekday and weekly programmable schedules
 Function: digital electronic timer with scheduled on/off switching
 Form factor: compact rail-mounted housing suitable for distribution panels
 Application: designed for switching lighting, heating, pumps and similar loads
How to use
Install the ORNO OR-PRE-450 on a standard DIN rail inside the distribution panel or control cabinet following applicable electrical safety rules. Configure the current time and program on/off events according to the required daily or weekly schedule using the device controls. Connect the load to the output terminals and ensure supply and load wiring comply with local electrical standards. After programming, verify correct operation by observing scheduled switching cycles.
Usage recommendations
Use the time switch in environments within the manufacturer's recommended electrical and temperature ranges, and ensure all connections are made by a qualified electrician. For optimal results, plan schedules to avoid rapid cycling of connected equipment and combine with other protective devices where necessary.

## FAQ

### How much does the ORNO OR-PRE-450 DIN-rail programmable time switch cost, and is it available for purchase?

The price is 27.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 23.07.2026 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 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

https://aio.lv/img/cache/product/12053948/67540014_large.webp