# Phoenix ST 2,5-TWIN BU Feed-Through Terminal Block, 3-Connection, Blue

**URL:** https://aio.lv/en/product--phoenix-3031254--3242447
**Data updated:** 2026-07-23 04:11 (EEST)
**Category:** Other goods
**Manufacturer:** PHOENIX
**Manufacturer code:** 3031254
**EAN:** 4017918186760
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 74.49 €
**Prices and availability valid until:** 2026-08-23 23:59
**Price without VAT (21%):** 61.56 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--phoenix-3031254--3242447

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.08.2026 | free |
| Pickup points | 12.08.2026 | 1.79 EUR |
| Courier delivery to door | 12.08.2026 | 4.99 EUR |

## Summary description

The Phoenix ST 2,5-TWIN BU is a high-quality feed-through terminal block featuring a 3-connection design for efficient wire distribution. Designed for DIN rail mounting, this blue terminal block ensures reliable electrical connectivity in industrial control cabinets and automation systems. It supports a nominal cross-section of 2.5 mm², providing a secure and space-saving solution for complex wiring requirements in various electrical installations.

## Long description

The Phoenix ST 2,5-TWIN BU is a professional-grade feed-through terminal block engineered for reliable electrical distribution in industrial environments. Featuring a 3-connection design, this component allows for efficient wire branching within a compact footprint. It is specifically designed for mounting on standard DIN rails, making it an essential element for organized and secure wiring in control cabinets and automation systems.
Advantages
This terminal block offers significant benefits for electrical installations by providing a space-saving 3-connection point that simplifies complex wiring layouts. The spring-cage connection technology ensures high vibration resistance and maintenance-free operation, reducing the need for periodic tightening. Its blue color coding helps in identifying neutral conductors or specific circuit segments, while the robust construction guarantees long-term durability in demanding industrial settings.
Suitable for
Industrial control cabinet wiring
Automation and process control systems
Distribution of electrical signals and power
Applications requiring space-efficient wire branching
When it may not be suitable
This terminal block is not intended for use with conductors exceeding the nominal cross-section of 2.5 mm². It is also not suitable for environments requiring specialized explosion-proof or high-current power distribution beyond its rated technical capacity.
Key specifications
Connection type: 3-connection spring-cage
Nominal cross-section: 2.5 mm²
Mounting type: DIN rail
Width: 5.2 mm
Depth: 60.5 mm
Color: Blue
How to use
To install the Phoenix ST 2,5-TWIN BU, snap the terminal block onto a standard DIN rail until it clicks securely into place. Strip the insulation from your wires according to the recommended length and insert them into the spring-cage terminals using a suitable screwdriver. Ensure the connection is firm by gently pulling on the wire. Multiple blocks can be placed side-by-side to create a continuous terminal strip for complex circuit management.
What to consider before purchase
Verify that the 2.5 mm² cross-section is compatible with your wire gauge requirements.
Ensure your DIN rail system is compatible with standard 5.2 mm width terminal blocks.
Confirm the total number of connections needed for your specific circuit design.
Usage recommendations
Always ensure that the power supply is disconnected before performing any wiring tasks to prevent electrical hazards. Use appropriate ferrules for stranded wires to ensure optimal contact quality and long-term reliability.

## Specifications

| Feature | Value |
|---|---|
| Width | 5.2 mm |
| Depth | 60.5 mm |
| Product colour | Blue |
| Number of poles | 3P |

## FAQ

### How much does the Phoenix ST 2,5-TWIN BU Feed-Through Terminal Block cost, and is it available for purchase?

The price is 74.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 100 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 07.08.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Phoenix ST 2,5-TWIN BU Feed-Through Terminal Block be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 PHOENIX 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 PHOENIX 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/3242447/58296270_large.webp