# Timer ORNO OR-PRE-433 433 MHz wireless programmable time switch

**URL:** https://aio.lv/en/product--timer-orno-or-pre-433-433-mhz-wireless-programmable-time-switch--6636122
**Data updated:** 2026-02-12 14:21 (EET)
**Category:** Other Repair Parts
**Manufacturer code:** EB1871652286#
**EAN:** 3100001263132
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 25.87 €
**Prices and availability valid until:** 2026-08-27 23:59
**Price without VAT (21%):** 21.38 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--timer-orno-or-pre-433-433-mhz-wireless-programmable-time-switch--6636122

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 04.08.2026 | free |
| Pickup points | 07.08.2026 | 1.79 EUR |
| Courier delivery to door | 07.08.2026 | 4.99 EUR |

## Summary description

ORNO OR-PRE-433 is a 433 MHz wireless timer designed as a programmable time switch for remote control of electrical circuits. It pairs with compatible 433 MHz receivers to schedule on/off events, enabling automated operation of lights, pumps or other appliances. Useful for home automation, energy saving and timed control without rewiring.

## Long description

ORNO OR-PRE-433 433 MHz wireless programmable time switch is a compact timer designed to control electrical circuits remotely via 433 MHz radio. It enables scheduling of on/off events for compatible receivers, allowing automated operation of lights, pumps and other appliances without direct wiring changes. The device is intended for integration in simple home automation setups where timed control and energy saving are required.
Advantages
The timer supports wireless pairing with 433 MHz receivers, providing flexible placement and easy installation. Its programmable schedule capability allows precise daily or weekly switching, reducing manual intervention and optimizing energy use. The compact design and straightforward operation make it suitable for retrofitting into existing systems where radio control is supported.
Suitable for
 Automated lighting control for indoor and outdoor lamps when used with compatible 433 MHz receivers
 Controlling water pumps or garden irrigation systems on a schedule
 Basic home automation tasks such as timed switching of small household appliances
 Energy-saving schedules for heaters, ventilation, or auxiliary devices
Key specifications
 Radio frequency: 433 MHz for wireless communication with compatible receivers
 Function: programmable time switch with scheduled on/off events
 Control type: remote radio pairing (wireless)
 Installation: compact unit for integration with compatible receiver-controlled circuits
 Typical applications: lighting, pumps, small appliances, timed circuits
How to use
Install and pair the ORNO OR-PRE-433 with a compatible 433 MHz receiver according to the receiver's wiring and safety instructions. Program the desired on/off times using the timer's interface or programming method described in the product manual. Once paired and programmed, the timer transmits wireless commands to the receiver at scheduled times to switch the connected circuit on or off. Verify correct operation by observing one or two scheduled cycles and adjust the programming as needed.
Usage recommendations
Place the timer and receiver within reliable radio range and avoid strong RF interference sources. Use the device with receivers and loads that match the receiver's rated voltage and current; consult the receiver documentation for load limits. For critical installations, test scheduled events after setup and keep the product manual accessible for reprogramming or troubleshooting.

## FAQ

### How much does the Timer ORNO OR-PRE-433 433 MHz cost, and is it available for purchase?

The price is 25.87 € (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 04.08.2026 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.

### 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/6636122/51795984_large.webp