# EFB Elektronik 533680.7 Fiber Optic Attenuator, SC Connector, 45 dB Return Loss

**URL:** https://aio.lv/en/product--efb-elektronik-5336807--12499622
**Data updated:** 2026-06-07 13:14 (EEST)
**Category:** Network Equipment Accessories
**Manufacturer:** EFB Elektronik
**Manufacturer code:** 533680.7
**EAN:** 4049759165734
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 23.49 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 19.41 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--efb-elektronik-5336807--12499622

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

The EFB Elektronik 533680.7 is a high-quality fiber optic attenuator designed to reduce signal power in optical networks. Featuring an SC connector, it provides a return loss of 45 dB. The device is built for reliable performance in diverse environments, operating within a temperature range of -20 to 75 °C. It is an essential component for maintaining signal integrity and preventing receiver saturation in telecommunications and data transmission systems.

## Long description

The EFB Elektronik 533680.7 fiber optic attenuator is a precision-engineered component designed to reduce signal power in optical networks, ensuring optimal performance and preventing receiver saturation. This device is specifically designed for systems utilizing SC connectors, providing a stable and reliable connection for high-speed data transmission. With a return loss of 45 dB, it maintains high signal integrity, making it an essential tool for telecommunications professionals and network administrators who require precise control over optical power levels.
Advantages
This attenuator offers exceptional reliability and consistent performance across a wide range of environmental conditions. Its robust construction ensures that it can withstand demanding operational settings, while the standardized SC connector interface allows for seamless integration into existing fiber optic infrastructures. By effectively managing signal strength, it helps protect sensitive network equipment from damage caused by excessive power, thereby extending the lifespan of the entire optical system.
Suitable for
Telecommunications networks
Data transmission systems
Fiber optic testing and maintenance
Preventing receiver saturation in optical links
When it may not be suitable
This device is specifically designed for SC connector interfaces and is not compatible with other connector types such as LC or ST without the use of additional adapters. It is intended for single-mode fiber applications and may not be suitable for systems requiring different attenuation values or those operating outside the specified temperature range.
Key specifications
Connector type: SC
Return loss: 45 dB
Operating temperature range: -20 to 75 °C
Dimensions: 6.3 mm width, 28.6 mm depth, 10.5 mm height
How to use
To install the attenuator, ensure that both the fiber optic cable connector and the attenuator interface are clean and free of dust or debris. Align the SC connector with the port on the attenuator and push until it clicks into place, ensuring a secure connection. The device is designed to be placed in-line within the optical path to reduce the signal power to the desired level before it reaches the receiver.
What to consider before purchase
Verify that your network equipment utilizes SC connectors.
Ensure the required attenuation level matches your specific system needs.
Check that the operating environment falls within the -20 to 75 °C range.
Usage recommendations
Always inspect and clean fiber optic connectors with appropriate cleaning tools before installation to prevent signal loss or damage to the optical surfaces.

## Specifications

| Feature | Value |
|---|---|
| Certification | IEC61754-4 |
| Height | 10.5 mm |
| Connector(s) | SC |
| Width | 6.3 mm |
| Depth | 28.65 mm |
| Temperature range (T-T) | -20 - 75 |
| Attenuation | 45 dB |

## FAQ

### How much does the EFB Elektronik 533680.7 Fiber Optic Attenuator cost, and is it available for purchase?

The price is 23.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 200 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 10.07.2026 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

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