# Electromagnetic SPDT Relay 12V DC 50A, single pole double throw

**URL:** https://aio.lv/en/product--electromagnetic-spdt-relay-12v-dc-50a-single-pole-double-throw--6636713
**Data updated:** 2026-02-12 14:21 (EET)
**Category:** Other Repair Parts
**Manufacturer code:** EB364968306#
**EAN:** 3100000942557
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.40 €
**Prices and availability valid until:** 2026-08-14 23:59
**Price without VAT (21%):** 2.81 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--electromagnetic-spdt-relay-12v-dc-50a-single-pole-double-throw--6636713

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.07.2026 | free |
| Pickup points | 27.07.2026 | 1.89 EUR |
| Courier delivery to door | 27.07.2026 | 4.99 EUR |

## Summary description

Compact electromagnetic SPDT (single pole double throw) relay rated for 12V DC coil voltage and 50A switching current. Designed for switching high-current DC loads in automotive, industrial control and power distribution applications. Provides a reliable mechanical contact changeover between common, normally open and normally closed terminals for controlling motors, lights, heaters and other devices.

## Long description

The Electromagnetic SPDT Relay 12V DC 50A is a compact mechanical switch that uses a 12V DC coil to change contact position between common, normally open and normally closed terminals. Engineered for switching high-current DC circuits, the relay offers a straightforward, reliable method to control motors, lighting, heating elements and other loads up to 50 amps. Its housing and terminal layout are developed for panel or chassis mounting in automotive, industrial control and power distribution environments where a durable electromechanical solution is required.
Advantages
This SPDT relay provides a clear mechanical isolation between control circuit and load circuit, reducing electromagnetic interference on the control side. With a 12V DC coil and 50A contact rating, it supports high-current switching without complex electronics. The single pole double throw contact arrangement enables either ON/OFF switching or changeover control within one compact device. Designed for robustness, it delivers consistent operation over repeated cycles and simple integration into standard automotive or control-system wiring.
Suitable for
Automotive switching: starter circuits, auxiliary lighting, winches
Industrial control panels and relay logic
DC motor control and reversing circuits
Power distribution for heaters, pumps and high-current accessories
Key specifications
Coil voltage: 12 V DC
Contact configuration: SPDT (single pole double throw)
Maximum switching current: 50 A (DC)
Contact form: common, normally open (NO), normally closed (NC)
Mounting style: panel/chassis mount compatible housing
Actuation type: electromagnetic (mechanical contacts)
How to use
Install the relay on a suitable panel or chassis using the designated mounting points and ensure secure electrical connections to the common, NO and NC terminals according to the wiring diagram for your application. Connect the 12V DC control voltage to the coil terminals, observing polarity if specified by the relay design. Verify that the load current does not exceed the 50A rating and use appropriately rated wiring and fusing to protect the circuit. After wiring, test switching operation by energising and de-energising the coil and confirming correct changeover between NO and NC contacts under no-load and then loaded conditions.
Usage recommendations
To ensure long service life, operate the relay within its rated current and ambient temperature limits, provide proper overload protection with fuses or circuit breakers, and avoid continuous switching at maximum rated current. For automotive installations, mount the relay in a location protected from direct water exposure and secure connections against vibration.

## FAQ

### How much does the SPDT Electromagnetic Relay 12V DC 50A cost, and is it available for purchase?

The price is 3.40 € (valid at the time of publication and already includes all taxes). The item is available for order — 51 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 22.07.2026 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.

### 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/6636713/49253698_large.webp