# Relpol RSR52-48A25 Single-Phase Solid State Relay 25A 480V AC 90-280V AC Control

**URL:** https://aio.lv/en/product--relpol-2615934--12452812
**Data updated:** 2026-05-18 02:43 (EEST)
**Category:** Control Systems
**Manufacturer:** Relpol
**Manufacturer code:** 2615934
**EAN:** 5900005261077
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 32.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 27.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--relpol-2615934--12452812

## 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 RSR52-48A25 is a single-phase solid state relay designed for efficient switching in AC circuits. It features a load voltage rating of 480V AC, a maximum current of 25A, and a control voltage range of 90-280V AC. This relay provides reliable, silent, and maintenance-free operation, making it an ideal choice for industrial automation, heating control, and various electrical switching applications requiring high durability and fast response times.

## Long description

The Relpol RSR52-48A25 is a high-performance single-phase solid state relay engineered for precise and reliable switching in AC electrical circuits. Designed to handle demanding industrial environments, this relay utilizes semiconductor technology to provide silent operation and rapid switching speeds without the mechanical wear associated with traditional electromechanical relays. Its robust construction ensures long-term durability and consistent performance in various automation and control systems.
Advantages
This solid state relay offers significant benefits including a completely silent switching process and a high resistance to mechanical shock and vibration. Because it lacks moving parts, it provides a maintenance-free solution that significantly extends the service life of the control system. The device features a fast response time, allowing for precise control in applications requiring frequent switching cycles. Furthermore, its compact design facilitates easy integration into standard control panels and electrical cabinets.
Suitable for
Industrial automation systems
Electric heating control and temperature regulation
Lighting control systems
Motor soft-starting applications
Packaging and food processing machinery
This relay may not be suitable for applications involving high-frequency switching that exceeds the thermal dissipation capacity of the device without adequate cooling. It is also not intended for use in DC circuits, as it is specifically designed for AC load switching. Additionally, it should not be used in environments where ambient temperatures exceed the manufacturer's specified thermal limits without proper heat sinking.
Key specifications
Load voltage range: up to 480V AC
Maximum load current: 25A
Control voltage range: 90-280V AC
Switching type: Zero-cross switching
Mounting: Panel mount
To use the Relpol RSR52-48A25, ensure the device is securely mounted to a suitable heat sink to dissipate heat generated during operation. Connect the control signal wires to the input terminals and the load circuit wires to the output terminals, ensuring that the voltage and current ratings are within the specified limits. Verify all connections for tightness and proper polarity before energizing the circuit.
What to consider before purchase
Ensure the load current does not exceed 25A under continuous operation.
Verify that the control signal voltage is within the 90-280V AC range.
Confirm that a compatible heat sink is available for your installation.
Check the environmental conditions to ensure they remain within the operating temperature range.
For optimal performance and longevity, always use an appropriately sized heat sink and ensure adequate ventilation around the relay to prevent overheating during high-load operation.

## FAQ

### How much does the Relpol RSR52-48A25 Single-Phase Solid State Relay cost, and is it available for purchase?

The price is 32.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 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/12452812/68755387_large.webp