# Wago 279-903 2-Conductor Terminal Block, 1.5mm², Red

**URL:** https://aio.lv/en/product--wago-279-903--12468295
**Data updated:** 2026-05-18 09:39 (EEST)
**Category:** Power Sockets
**Manufacturer:** Wago
**Manufacturer code:** 279-903
**EAN:** 4044918524582
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 4.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 3.71 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wago-279-903--12468295

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The Wago 279-903 is a high-quality 2-conductor terminal block designed for secure electrical connections. Featuring a 1.5mm² cross-section and a rated voltage of 800V, this red terminal block is ideal for industrial and commercial wiring applications. Its compact 4mm width ensures efficient space utilization on DIN rails, providing reliable performance and easy installation for various electrical control systems.

## Long description

The Wago 279-903 is a professional-grade 2-conductor terminal block engineered for reliable and secure electrical connections in demanding environments. Designed with a compact 4mm width, this terminal block allows for high-density wiring on standard DIN rails, making it an essential component for modern electrical control cabinets and distribution systems. Its robust construction ensures long-term stability and safety for various industrial and commercial wiring projects.
Advantages
This terminal block offers exceptional space efficiency due to its slim design, allowing engineers to maximize the capacity of control panels without compromising on connectivity. The high-quality spring pressure connection technology ensures that wires remain securely fastened even under vibration, reducing the need for maintenance. Furthermore, the red color coding provides clear visual identification, which simplifies circuit organization and troubleshooting during installation or system upgrades.
Suitable for
Industrial control panels
Building automation systems
Electrical distribution boards
Commercial wiring installations
Control systems requiring high-density component mounting
When it may not be suitable
This terminal block is designed for specific wire cross-sections and may not be suitable for applications requiring larger gauge cables exceeding 1.5mm². It is intended for DIN rail mounting and is not designed for direct chassis mounting or applications requiring high-current power distribution beyond its rated capacity.
Key specifications
Conductor capacity: 1.5mm²
Rated voltage: 800V
Width: 4mm
Depth: 52mm
Height: 27mm
Connection type: 2-conductor
How to use
To use the Wago 279-903, snap the terminal block onto a standard DIN rail until it clicks securely into place. Strip the insulation from your conductor to the recommended length and insert it into the clamping unit. The spring-loaded mechanism automatically secures the wire, ensuring a gas-tight and vibration-resistant connection. To remove or adjust the wire, use a compatible operating tool to release the spring clamp.
What to consider before purchase
Ensure the 1.5mm² cross-section matches your specific wiring requirements.
Verify that your DIN rail system is compatible with the 4mm width of the block.
Confirm that the 800V rating is sufficient for your circuit voltage.
Check if the red color coding aligns with your project's labeling or safety standards.
Usage recommendations
Always ensure that the power supply is disconnected before performing any wiring work. Use only appropriate tools for wire insertion and removal to maintain the integrity of the spring mechanism.

## Specifications

| Feature | Value |
|---|---|
| Current | 18 A |
| Cable section (AWG) | 28 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 27 mm |
| Width | 4 mm |
| Depth | 52 mm |

### Power

| Feature | Value |
|---|---|
| Rated voltage | 800 V |

### Design

| Feature | Value |
|---|---|
| Material | Polyamide |

## FAQ

### How much does the Wago 279-903 2-Conductor Terminal Block cost, and is it available for purchase?

The price is 4.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 66 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 16.07.2026 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 Wago 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 Wago 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/12468295/68789661_large.webp