# Intercom Siedle SET CA 812-4 E/W Stainless steel White

**URL:** https://aio.lv/en/product--siedle-210008741-00--3931447
**Data updated:** 2025-09-04 21:19 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** Siedle
**Manufacturer code:** 210008741-00
**EAN:** 4056138008926
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 738.49 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 610.32 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siedle-210008741-00--3931447

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

The Siedle SET CA 812-4 E/W is a wired intercom system featuring a sleek stainless steel and white design. It is wall-mounted and offers reliable connectivity for secure communication. Ideal for residential and commercial use, this intercom ensures clear audio and durability. Its modern aesthetic complements various architectural styles, making it a practical choice for enhancing security and convenience.

## Long description

The Siedle Compact audio set CA 812-4 E/W is a wired intercom system in 1+n technology that provides calling, two-way speech and door release functions. The set includes a brushed stainless steel audio door station with four integrated call buttons, four standard indoor telephones and a transformer. Each Compact set supports adding one additional indoor station per call button and can be complemented with a secondary signal unit.
Advantages
The unit combines a corrosion-resistant stainless steel front with adjustable audio volume and backlit, front-exchangeable nameplates for clear identification. The indoor telephones offer selectable call tones, external volume control up to 83 dB(A), integrated door release and a light button. The system is compact, designed for surface mounting, and the transformer includes thermal protection and double secondary terminals for reliable operation.
Suitable for
Residential apartment entrance communication
Small multi-tenant buildings and shared houses
Commercial premises requiring a simple wired door intercom
Locations where surface-mounted stainless steel stations are preferred
Key specifications
Model: Siedle SET CA 812-4 E/W (brushed stainless steel, white indoor units)
Technology: 1+n wired audio intercom
Door station call buttons: 4 integrated
Indoor stations included: 4 standard telephones
Expandable: one additional indoor station per call button; optional secondary signal unit
Door station features: integrated loudspeaker, adjustable voice volume, backlit exchangeable nameplates, surface mounting
Indoor station features: 3-tone door call, 2-tone storey call (with ZERT 811-0), external volume control up to 83 dB(A), parallel switching of up to 2 telephones, integrated door release and light button, table-top use with accessory ZTS 800, plug-in spiral cable
Transformer: thermal protection, double secondary terminals, compact design
MPN: 210008741-00; EAN: 4056138008926
How to use
Mount the brushed stainless steel audio door station on the surface at the building entrance and connect the included transformer and indoor telephones according to the manufacturer wiring diagram for 1+n technology. Use the call buttons on the door station to call the corresponding indoor telephones. Adjust the indoor telephone volume via the external control; press the integrated door release button at the indoor unit to open the door. For table-top use of an indoor unit, attach the ZTS 800 accessory. To add extra indoor stations or a secondary signal unit, follow the expansion wiring instructions provided by Siedle.
Usage recommendations
Install the system following local electrical regulations and Siedle installation instructions. Use the backlit nameplates to label call buttons clearly, set indoor volume to a comfortable level (while observing the 83 dB(A) limit), and verify transformer connections and thermal protection during commissioning.

## Specifications

| Feature | Value |
|---|---|
| Connectivity technology | Wired |
| Buttons quantity | 4 |
| Product colour | Stainless steel, White |
| Speakerphone | Yes |
| Placement | Wall |
| Number of ringtones | 3 |
| Indoor unit included | Yes |
| Outdoor unit included | Yes |

## FAQ

### How much does the Intercom Siedle SET CA 812-4 E/W cost, and is it available for purchase?

The price is 738.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 23.07.2026 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, Leasing for legal entities. 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 Siedle 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 Siedle 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

### Where can I download the instructions for Intercom Siedle SET CA 812-4 E/W?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/3931447/64235542_large.webp