# Keystone Module EFB Elektronik EB529 Flat Black White

**URL:** https://aio.lv/en/product--efb-elektronik-eb529--3214245
**Data updated:** 2026-01-13 17:39 (EET)
**Category:** Network Equipment Accessories
**Manufacturer:** EFB Elektronik
**Manufacturer code:** EB529
**EAN:** 4049759063115
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 6.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 5.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--efb-elektronik-eb529--3214245

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The EFB Elektronik EB529 is a flat keystone module available in black and white. It features ST connectors, ensuring reliable connections for various applications. Its sleek design allows for easy integration into different setups, making it a versatile choice for both home and professional use.

## Long description

The EFB Elektronik EB529 flat keystone module in black or white provides a compact interface for ST fiber optic connections. Designed for panel and wall-plate installations, this module offers a low-profile appearance and straightforward insertion into standard keystone frames. The EB529 supports secure ST connector mating and maintains optical alignment to ensure signal integrity in residential or professional network environments.
Advantages
The flat form factor minimizes protrusion from panels and wall plates, making the module suitable where space is limited. ST connector compatibility provides a familiar, bayonet-style connection that is easy to engage and disengage. Available in two colors, black and white, the module blends with standard installation aesthetics. The module is built to preserve fiber alignment and reduce loss at the connection point.
Suitable for
Home fiber optic installations and media converters
Office and small data distribution panels
Patch panels and wall plates requiring ST fiber connections
Audio/video and broadcast installations using ST connectors
Key specifications
Connector type: ST (bayonet-style)
Form factor: flat keystone module for standard keystone openings
Color options: flat black, white
Application: multimode and singlemode fiber patching (depending on fiber and connector used)
Mounting: snap-in installation into keystone adapter panels and wall plates
How to use
Insert the keystone module into a compatible keystone opening until it snaps into place. Terminate or connect fiber patch cords with ST connectors by aligning the key and twisting the connector into the bayonet socket until secure. Ensure fibers are properly cleaned and inspected before mating to minimize insertion loss and back reflection. For maintenance, unmount the module by pressing the retaining clips and pulling gently from the panel.
Usage recommendations
Use appropriate fiber cleaning tools and inspection scopes before connecting to preserve optical performance. Select the color option that matches your installation for consistent appearance, and verify connector type compatibility (ST) with existing cabling. Avoid excessive bending of fiber near the module and secure patch cords to prevent strain on the connection.

## Specifications

| Feature | Value |
|---|---|
| Product colour | Black, White |
| Compatible products | ET-25085, ET-25087, 37580.1, 37576.1, 37578.1, 37580.x-IF, 37592.1, 11124115 |
| Housing material | Plastic |
| Connector 1 | ST |
| Construction type | Flat |
| Connector 1 gender | Male |

## FAQ

### How much does the Keystone Module EFB Elektronik EB529 cost, and is it available for purchase?

The price is 6.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1450 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 13.07.2026 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 EFB Elektronik 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 EFB Elektronik 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/3214245/64206942_large.webp