# RFID key fob Atlo ATLO-504/B — proximity access token, passive 13.56 MHz ISO14443A

**URL:** https://aio.lv/en/product--atlo-atlo-504b--11959626
**Data updated:** 2026-03-11 13:59 (EET)
**Category:** Sensors & Detectors
**Manufacturer:** Atlo
**Manufacturer code:** ATLO-504/B
**EAN:** 5902887013188
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 2.49 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 2.06 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--atlo-atlo-504b--11959626

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

Atlo ATLO-504/B is a passive RFID proximity key fob designed for contactless access control and identification. Operating at 13.56 MHz and compatible with ISO14443A cards, it provides a compact token form factor for attaching to keys or lanyards. Typical uses include door access, time attendance, locker systems and secure identification in offices and residential buildings.

## Long description

Atlo ATLO-504/B is a passive RFID proximity key fob operating at 13.56 MHz and compatible with ISO14443A readers. The compact, keyring-friendly token provides contactless identification for access control and identification systems. Its durable housing and lightweight design make it suitable for everyday carry on keys or lanyards, enabling secure door entry, time attendance registration and locker access where ISO14443A compatibility is required.
Advantages
The Atlo ATLO-504/B offers straightforward contactless operation without a battery, ensuring maintenance-free use. Its ISO14443A compatibility provides broad reader interoperability in many access control and identification systems. The key fob's compact form factor is convenient for attachment to keys and lanyards while the robust casing reduces wear from daily handling.
Suitable for
Electronic door access control systems
Workplace time and attendance terminals
Locker and cabinet locking systems
Visitor identification and temporary passes
Key specifications
Operating frequency: 13.56 MHz
Protocol compatibility: ISO14443A
Form factor: key fob / token for keyrings and lanyards
Power: passive (no internal battery)
Typical applications: access control, identification, time attendance, locker systems
How to use
Present the Atlo ATLO-504/B key fob to a compatible ISO14443A reader or terminal within the reader's effective range to perform a contactless transaction. No activation or battery is required; the reader supplies the energy needed for communication. Enroll or program the token in the access control system according to the system administrator's procedures before first use.
Usage recommendations
Store the key fob on a keyring or lanyard to avoid misplacement and avoid exposing the token to strong mechanical stress or prolonged immersion in liquids. For reliable operation, register the token in the target system and test access at all required doors or readers after enrollment.

## FAQ

### How much does the RFID key fob Atlo ATLO-504/B cost, and is it available for purchase?

The price is 2.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1000 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 07.07.2026 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, 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 Atlo 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 Atlo 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/11959626/67405019_large.webp