# Wago 2002-1871 Disconnect Terminal Block, 2.5mm², Grey and Orange

**URL:** https://aio.lv/en/product--wago-2002-1871--12460655
**Data updated:** 2026-05-18 09:44 (EEST)
**Category:** Power Sockets
**Manufacturer:** Wago
**Manufacturer code:** 2002-1871
**EAN:** 4045454974855
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Wago 2002-1871 is a high-quality disconnect terminal block designed for secure electrical connections in industrial and building automation systems. Featuring a 2.5 mm² cross-section and a rated voltage of 400 V, this component ensures reliable circuit isolation. Its compact 5.2 mm width allows for efficient space utilization on DIN rails, making it an ideal choice for professional electrical installations requiring precise control and maintenance capabilities.

## Long description

The Wago 2002-1871 is a professional-grade disconnect terminal block engineered for reliable circuit management in industrial and building automation environments. This 4-conductor terminal block features a 2.5 mm² cross-section and is equipped with an integrated orange disconnect link, allowing for efficient circuit isolation and testing without the need to disconnect permanent wiring. Its compact design and high-quality construction ensure long-term stability and safety in demanding electrical installations.
Advantages
This terminal block offers significant benefits for complex electrical systems by providing a clear and safe method for isolating individual circuits during maintenance or troubleshooting. The inclusion of a dedicated test option allows technicians to perform measurements quickly and accurately. Its space-saving 5.2 mm width enables high-density mounting on standard DIN rails, which is essential for modern control cabinets where space is at a premium. The robust connection technology ensures vibration-resistant and maintenance-free operation over the entire service life of the component.
Suitable for
Industrial automation and control systems
Building management and HVAC control panels
Electrical distribution boards requiring circuit isolation
Testing and commissioning of complex electrical circuits
When it may not be suitable
This terminal block is designed for specific cross-sections and voltage ratings, so it may not be suitable for high-power applications exceeding its 400 V limit or for conductors larger than 2.5 mm². It is also not intended for use in environments with extreme chemical exposure or high-moisture conditions unless housed in an appropriate protective enclosure.
Key specifications
Cross-section: 2.5 mm²
Rated voltage: 400 V
Width: 5.2 mm
Height: 32.9 mm
Depth: 87.5 mm
Configuration: 4-conductor disconnect/test terminal block
Disconnect link color: Orange
How to use
To install the Wago 2002-1871, snap the terminal block onto a standard DIN rail. Insert the stripped conductors into the spring-clamp connection points to establish a secure electrical contact. To isolate a circuit, simply operate the orange disconnect link to break the connection. For testing purposes, utilize the integrated test points to connect measurement probes without disturbing the wiring.
What to consider before purchase
Verify that the 2.5 mm² cross-section is compatible with your wire gauges.
Ensure the 400 V rating meets the requirements of your specific application.
Check available space on your DIN rail to accommodate the 5.2 mm width per unit.
Confirm that the 4-conductor configuration aligns with your wiring diagram.
Usage recommendations
Always ensure that power is disconnected before performing any maintenance or adjustments to the terminal block. Use appropriate tools for wire stripping and ensure that the conductors are fully inserted into the terminals to maintain optimal electrical contact.

## Specifications

| Feature | Value |
|---|---|
| Current | 16 A |
| Cable section (AWG) | 22 |
| Maximum cable section | 4 mm² |
| Minimum cable section | 0.25 mm² |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 32.9 mm |
| Width | 5.2 mm |
| Depth | 87.5 mm |

### Power

| Feature | Value |
|---|---|
| Rated voltage | 400 V |

### Design

| Feature | Value |
|---|---|
| Product colour | Grey, Orange |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

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