# Wago 231-604 MCS-MIDI Classic Terminal Block 4-Pole 5mm Pitch

**URL:** https://aio.lv/en/product--wago-231-604--12451365
**Data updated:** 2026-05-18 02:48 (EEST)
**Category:** Electronics Accessories
**Manufacturer:** Wago
**Manufacturer code:** 231-604
**EAN:** 4044918256896
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Wago 231-604 is a 4-pole terminal block from the MCS-MIDI Classic series, featuring a 5mm pin spacing. Designed for reliable wire-to-board connections, this grey connector provides secure electrical contact for industrial and electronic applications. Its compact design ensures efficient space utilization in control cabinets and circuit assemblies.

## Long description

The Wago 231-604 MCS-MIDI Classic terminal block is a high-quality 4-pole connector designed for reliable wire-to-board and wire-to-wire electrical connections. Featuring a 5mm pin pitch, this grey connector is engineered to provide secure and stable contact in various industrial and electronic environments. Its compact dimensions and robust construction make it an ideal choice for space-constrained control cabinets and complex circuit assemblies where efficiency and durability are paramount.
Advantages
This terminal block utilizes the proven CAGE CLAMP technology, which allows for the universal connection of all conductor types without the need for specialized tools. The design supports both vertical and horizontal actuation, facilitating easy cable pre-assembly and efficient on-unit wiring. The inclusion of coding fingers ensures precise alignment and prevents incorrect mating, while the optional snap-in mounting feet or flanges provide versatile installation possibilities for panel or through-panel applications.
Suitable for
Industrial control cabinets
Electronic circuit assemblies
Wire-to-board connectivity
Wire-to-wire signal and power distribution
When it may not be suitable
This connector is not intended for high-current power distribution applications that exceed its rated electrical specifications. It is also not suitable for environments exposed to extreme moisture or corrosive substances without additional protective housing.
Key specifications
Number of poles: 4
Pin pitch: 5 mm
Width: 23.2 mm
Depth: 27.5 mm
Height: 14.3 mm
Connection technology: CAGE CLAMP
Color: Grey
How to use
To use the Wago 231-604, strip the insulation from your conductor to the recommended length. Open the CAGE CLAMP mechanism using a suitable operating tool, insert the conductor fully into the clamping unit, and release the tool to secure the wire. The connector can be mounted onto a PCB or used as a plug-in component depending on your specific assembly requirements.
What to consider before purchase
Ensure the 5mm pitch matches your existing PCB layout or mating connector.
Verify that the 4-pole configuration meets your circuit requirements.
Check if your application requires additional mounting accessories like flanges.
Usage recommendations
For optimal performance and safety, always ensure that conductors are stripped to the correct length and that the CAGE CLAMP is fully engaged. Avoid exceeding the maximum rated current and voltage limits specified for the MCS-MIDI Classic series.

## Specifications

| Feature | Value |
|---|---|
| Operating temperature (T-T) | -60 - 100 |
| Height | 14.3 mm |
| Width | 23.2 mm |
| Depth | 27.5 mm |
| Number of poles | 4P |

## 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

## Image

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