# Analog Intercom ACO CDNA-ST — door communication unit, wired audio system

**URL:** https://aio.lv/en/product--aco-cdna-st--11789917
**Data updated:** 2026-10-14 20:30 (EEST)
**Category:** Control Systems
**Manufacturer:** ACO
**Manufacturer code:** CDNA-ST
**EAN:** 5905997382939
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 269.49 €
**Prices and availability valid until:** 2026-11-22 23:59
**Price without VAT (21%):** 222.72 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--aco-cdna-st--11789917

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.11.2026 | free |
| Pickup points | 11.11.2026 | 1.99 EUR |
| Courier delivery to door | 11.11.2026 | 4.99 EUR |

## Summary description

ACO CDNA-ST is an analog door intercom designed for wired audio communication at entrances. It provides basic voice communication between a visitor panel and indoor stations, suitable for residential buildings, small offices or single-entrance systems. The unit is compatible with standard analog intercom installations and intended for mounting at access points to enable visitor verification and remote door release when integrated with compatible locks.

## Long description

ACO CDNA-ST is an analog door intercom designed for wired audio communication at building entrances. The unit enables bidirectional voice connection between an external visitor panel and one or more indoor stations, facilitating identification of visitors and remote door release when integrated with compatible electric locks. The device is intended for straightforward analog installations in residential buildings, small offices or single-entrance systems where audio-only communication and reliable wired operation are required.
Advantages
The intercom offers simple installation and compatibility with standard analog wiring, ensuring straightforward integration into existing systems. It provides clear, low-latency audio communication for visitor verification and supports remote door release functionality when paired with an appropriate locking mechanism. The durable construction is suitable for everyday use at entrance points and requires minimal configuration compared with digital or IP-based alternatives.
Suitable for
Residential buildings and apartment entrances
Small offices and single-entrance commercial premises
Replacement or upgrade of existing analog door intercoms
Sites requiring a reliable wired audio solution without video
Key specifications
Analog wired audio communication for visitor panel to indoor station
Two-way voice conversation capability
Support for remote door release with compatible electric locks
Designed for mounting at access points and entrances
Suitable for single-entrance or small multi-station setups
Compact, robust housing for everyday use in entrance environments
How to use
Mount the intercom unit at the entrance following standard low-voltage wiring practices and manufacturer's mounting guidelines. Connect the visitor panel wiring to the indoor station(s) and to the building power supply or transformer as required by the overall system. Integrate the unit with a compatible electric lock output to enable remote door release. After wiring, test the audio path and door release function, adjust volume or sensitivity if available, and confirm reliable two-way communication between the external panel and indoor stations.
Usage recommendations
For reliable operation, use quality shielded wiring appropriate for analog intercom systems and protect low-voltage connections from moisture. Install the unit in a sheltered position or use suitable protective fittings in exposed locations. When replacing existing equipment, verify compatibility of call and lock wiring with the indoor stations and electric locking hardware to ensure correct operation.

## FAQ

### How much does the Analog Intercom ACO CDNA-ST cost, and is it available for purchase?

The price is 269.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 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 06.11.2026 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 Analog Intercom ACO CDNA-ST 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 ACO 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 ACO 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/11789917/67187846_large.webp