# Relpol RDT-TPA2 Astronomical Multifunctional Digital Time Switch

**URL:** https://aio.lv/en/product--relpol-2617234--12447580
**Data updated:** 2026-05-18 02:43 (EEST)
**Category:** Control Systems
**Manufacturer:** Relpol
**Manufacturer code:** 2617234
**EAN:** 5900005301063
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 38.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 31.81 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--relpol-2617234--12447580

## 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

The Relpol RDT-TPA2 is a multifunctional astronomical digital time switch designed for precise lighting control based on sunrise and sunset times. This reliable device automates electrical circuits, offering flexible scheduling and energy efficiency for residential or industrial applications. It features an intuitive interface for easy programming and ensures accurate operation throughout the year.

## Long description

The Relpol RDT-TPA2 is a high-precision astronomical multifunctional digital time switch engineered to automate lighting and electrical systems based on local sunrise and sunset times. By calculating the exact solar position for your specific geographic location, this device ensures that connected circuits operate in perfect harmony with natural daylight, eliminating the need for manual adjustments or external light sensors. Its robust design makes it an ideal solution for both residential and industrial environments where energy efficiency and reliable scheduling are paramount.
Advantages
This digital time switch offers significant benefits by optimizing energy consumption through precise control of lighting systems. Its astronomical function automatically adjusts switching times throughout the year, accounting for seasonal changes in day length without requiring manual intervention. The device features a user-friendly interface that simplifies the programming process, allowing for quick setup and configuration. Furthermore, its durable construction ensures long-term operational stability, providing a dependable solution for complex electrical automation tasks.
Suitable for
Automating street and garden lighting
Controlling illuminated advertising and signage
Managing lighting in public buildings and parking lots
Energy-efficient operation of industrial facility lighting
When it may not be suitable
This device may not be the optimal choice for applications requiring control based on real-time ambient light levels, such as cloudy weather conditions or sudden darkness, as it relies strictly on astronomical calculations rather than light intensity sensors. Additionally, it is not intended for high-voltage industrial machinery that requires specialized contactor integration beyond the device's rated switching capacity.
Key specifications
Function: Astronomical time switching
Display: Digital interface
Application: Residential and industrial lighting control
Operation: Sunrise and sunset synchronization
How to use
To begin using the Relpol RDT-TPA2, mount the device onto a standard DIN rail within your electrical distribution board. Once installed, access the digital menu to input your specific geographic coordinates, which allows the internal processor to calculate the local sunrise and sunset times accurately. After setting the location and current time, you can configure the desired switching programs for your connected circuits. The device will then automatically manage the power supply based on the programmed astronomical schedule.
What to consider before purchase
Verify that your local electrical installation supports DIN rail mounting.
Ensure the load of your lighting system does not exceed the device's maximum switching capacity.
Confirm that you have the correct geographic coordinates for your installation site.
Usage recommendations
For optimal performance and longevity, ensure the device is installed in a dry, dust-free environment within an appropriate electrical enclosure. Regularly check the connections to ensure they remain secure and free from oxidation.

## FAQ

### How much does the Relpol RDT-TPA2 Astronomical Digital Time Switch cost, and is it available for purchase?

The price is 38.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 40 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 Relpol 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 Relpol 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/12447580/68750632_large.webp