# Phoenix Contact PTFIX 1,5-KNX-NS35AD Terminal Block for KNX Systems

**URL:** https://aio.lv/en/product--phoenix-1187193--12589748
**Data updated:** 2026-07-24 04:31 (EEST)
**Category:** Other goods
**Manufacturer:** PHOENIX
**Manufacturer code:** 1187193
**EAN:** 4063151230234
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 20.49 €
**Prices and availability valid until:** 2026-08-23 23:59
**Price without VAT (21%):** 16.93 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--phoenix-1187193--12589748

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.08.2026 | free |
| Pickup points | 13.08.2026 | 1.79 EUR |
| Courier delivery to door | 13.08.2026 | 4.99 EUR |

## Summary description

The Phoenix Contact PTFIX 1,5-KNX-NS35AD terminal block is a specialized distribution component designed for efficient electrical wiring and KNX building automation systems. Manufactured in Poland with a conductor cross-section of 1.5 mm², this reliable terminal block ensures secure connections in industrial and commercial electrical installations.

## Long description

The Phoenix Contact PTFIX 1,5-KNX-NS35AD terminal block is a specialized distribution component engineered for efficient electrical wiring and KNX building automation systems. Built to facilitate reliable connections in commercial and industrial settings, this terminal block provides a structured approach to managing complex wiring layouts with a conductor cross-section of 1.5 mm². Designed for seamless integration into modern electrical infrastructures, it ensures stable and secure signal distribution.
Advantages
This distribution block offers a reliable and organized solution for electrical installations, minimizing wiring complexity in control cabinets. Its compact form factor allows for optimal space utilization on standard mounting rails, while the dedicated design for KNX systems ensures compatibility with standard automation architecture. The robust construction supports safe and consistent electrical conductivity, contributing to the overall longevity and dependability of the connected network.
Suitable for
KNX building automation installations
Control cabinet wiring and electrical distribution
Commercial and industrial electrical systems
Signal and data routing in managed networks
When it may not be suitable
This terminal block is not intended for high-power electrical transmission or applications requiring conductor cross-sections significantly larger than 1.5 mm². It is specifically optimized for KNX systems and standard control wiring, making it unsuitable for heavy industrial power supply lines or non-compatible cabling standards.
Key specifications
Conductor cross-section: 1.5 mm²
Application: KNX building automation and electrical distribution
Width: 27.6 mm
Depth: 21.4 mm
Height: 43.1 mm
Country of origin: Poland
How to use
To use the terminal block, mount it securely onto a standard DIN rail within your control cabinet or distribution enclosure. Ensure the power supply is disconnected before installation. Strip the appropriate length of insulation from your 1.5 mm² conductors and insert them firmly into the designated connection points until fully seated. Verify all connections are mechanically secure and correctly mapped to your KNX network layout before restoring power.
What to consider before purchase
Verify that your system utilizes KNX architecture and requires a 1.5 mm² conductor cross-section.
Check available space in your control cabinet to accommodate the dimensions of width 27.6 mm, depth 21.4 mm, and height 43.1 mm.
Ensure compatibility with standard NS35 mounting rails used in your installation setup.
Always ensure that electrical installations are performed by qualified professionals in accordance with local safety codes and manufacturer guidelines to maintain system integrity and safety.

## Specifications

| Feature | Value |
|---|---|
| Package weight | 24.57 g |
| Operating temperature (T-T) | -60 - 110 |
| Height | 43.1 mm |
| Width | 27.6 mm |
| Depth | 21.4 mm |
| Country of origin | Poland |
| Current | 17.5 A |

## FAQ

### How much does the Phoenix Contact PTFIX 1,5-KNX-NS35AD Terminal Block cost, and is it available for purchase?

The price is 20.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 56 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 10.08.2026 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. 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 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/12589748/68967185_large.webp