{{ totalProductsCount }}
In cart {{totalProductsCount}} item(s)

In cart {{totalProductsCount}} item(s)

Total:
{{sum | formatAmount}}

Your cart is empty

header-product System component Steinel UI4 KNX-S (model 089238) for KNX systems — Steinel UI4 KNX-S
78.49 €
Minimum search length 3 characters
{{searchQuery.text}}
{{shortcut.title}}
{{category.title}}
{{category.path}}
AiO.lv Miscellaneous accessories Home Goods Accessories Steinel

System component Steinel UI4 KNX-S (model 089238) for KNX systems — Steinel UI4 KNX-S

Steinel UI4 KNX-S system component 089238 Photo 1
Steinel UI4 KNX-S system component 089238 Photo 1
System component Steinel UI4 KNX-S (model 089238) for KNX systems — Steinel UI4 KNX-S
78.49 €
Keep track of price changes You keep track of price changes
Watch the price drop

Leave your address - as soon as the price of the product goes down, you'll know about it right away

You keep track of price changes

System component Steinel UI4 KNX-S (model 089238) for KNX systems — Steinel UI4 KNX-S

{{email}}
You keep track of price changes

System component Steinel UI4 KNX-S (model 089238) for KNX systems — Steinel UI4 KNX-S

{{email}}
{{selectedOffer && selectedOffer.price | formatAmount}}
Offer for legal entity, cashless payment. Why is an item available only for a legal entity?
This is due to long delivery times and limited product warranties.

Short description

Steinel UI4 KNX-S system component (model 089238) is a device designed for integration into KNX building automation. It serves as a modular element for KNX systems to enable control and communication within automated installations. Suitable for professional KNX projects, it supports standardized KNX integration and helps centralize control functions in commercial and residential buildings.
Available for order: 3 pcs.
Warranty: 2 Years
SKU: 11639087
Manufacturer: Steinel
Learn more
delivery
Deliver the order:
to the Customer Service Center at Kengaraga 2b, Riga
20.07.2026 {{selectedOffer.officeDeliveryString}}
free
All delivery methods Hide details
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
20.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
23.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 1.00 kg)
Parcel couriers
Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts nodaļa
23.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
More about delivery methods
payment
Payment Methods:
Bank transfer
More about payment methods
Together cheaper
{{product.price | formatAmount}}
{{product.title}}
{{productBundle.reference.specialPrice | formatAmount}}
{{productBundle.title}}
{{productBundlePreviousPrice | formatAmount}}
{{productBundleSpecialPrice | formatAmount}}

You saving {{productBundleYouSave | formatAmount}}

Product information

Description

Steinel UI4 KNX-S (model 089238) is a system component designed for integration into KNX building automation. The module functions as a modular element within KNX installations, enabling control and communication between devices in automated commercial and residential systems. Intended for use in professional KNX projects, the component supports standardized KNX interoperability and helps centralize control functions for lighting and other building automation tasks.

Advantages

The Steinel UI4 KNX-S offers a compact, installation-oriented solution for KNX integrators who require a standardized component for system integration. Its design focuses on straightforward compatibility with KNX environments and on providing a stable interface for control and communication within automated installations. The device is suitable for structured integration into centralized control architectures in both commercial and residential settings.

Suitable for

  • Professional KNX building automation projects
  • Integration of lighting control into KNX systems
  • Centralizing control functions in commercial buildings
  • Residential KNX installations requiring modular system components

Key specifications

  • Device type: KNX system component for building automation
  • Compatibility: Designed for integration into KNX installations
  • Application areas: Commercial and residential automated systems
  • Form factor: Modular component intended for structured system integration

How to use

Install the Steinel UI4 KNX-S as part of a KNX installation according to KNX wiring and commissioning rules. Connect the module to the KNX bus and integrate it into ETS (Engineering Tool Software) or other KNX configuration tools to assign group addresses and configure communication parameters. Use the module as a part of the overall automation topology to route control commands and centralize functions such as lighting control. Follow electrical safety standards and the installation practices applicable to KNX systems during mounting and wiring.

Usage recommendations

Use the Steinel UI4 KNX-S within KNX-certified projects and configure it via standard KNX tools. Ensure that installation and commissioning are performed by qualified personnel familiar with KNX planning, ETS configuration, and local electrical regulations to maintain system reliability and safety.

Description

Machine translation. Load original

Similar products

{{product.title}}

{{highlightedFeature.featureTitle}}:

{{getProductFeatureValueById(product, highlightedFeature.featureId)}}

{{product.price | formatAmount}}
Might be useful
{{product.manufacturerName}}
{{product.categoryName}}
{{product.title}}
{{product.specialPrice}}
{{product.price}}

Customer reviews

Show all reviews

Customer questions

FAQ

How much does the Steinel UI4 KNX-S system component 089238 cost, and is it available for purchase?

The price is 78.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 20.07.2026 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. 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 Steinel 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 Steinel 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
Show all questions
{{totalProductsWishes}} {{totalProductsCount}}
We respect your privacy
We use cookies to ensure the full operation of our store. The information associated with cookies is not used to personally identify you, and the files themselves are stored on your device, under your control. Cookies are not used for purposes other than those stated in our Privacy policy. By continuing to use our site, you agree to the use of essential cookies. If you do not agree, please, leave this site.
We use cookies
Show info
We respect your privacy
We use cookies to ensure the full operation of our store. The information associated with cookies is not used to personally identify you, and the files themselves are stored on your device, under your control. Cookies are not used for purposes other than those stated in our Privacy policy. By continuing to use our site, you agree to the use of essential cookies. If you do not agree, please, leave this site.
Which cookie files we use?

The necessary technical cookies allow you to use the basic functions of the store, such as page navigation, ordering, access to secure sites and more. The site cannot function properly without these files.

Preferences cookies are used to save information that changes how the site works and looks.

Static cookies are used in order to help the sites owner understand how the users are interacting with the site.

Marketing cookies are used in order to track a users movements throughout the site in order to show interesting and relevant ads to the specific user.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
shipping
Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
payment
Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
warranty
Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.