--- product_id: 542308027 title: "5dB LC Attenuator | dB Options: 3dB, 5dB, 7dB, 10dB, 15dB, 20dB | LC/UPC SM Single Mode Fixed Fiber Optic Attenuator, Male-Female, 2pack" brand: "flyprofiber" price: "154 zł" currency: PLN in_stock: true reviews_count: 2 category: "Flypro Fiber" url: https://www.desertcart.pl/products/542308027-5db-lc-attenuator-db-options-3db-5db-7db-10db-15db store_origin: PL region: Poland --- # ±0.5dB Attenuation Accuracy ≤0.2dB Polarization Dependent Loss ≥55dB Return Loss 5dB LC Attenuator | dB Options: 3dB, 5dB, 7dB, 10dB, 15dB, 20dB | LC/UPC SM Single Mode Fixed Fiber Optic Attenuator, Male-Female, 2pack **Brand:** flyprofiber **Price:** 154 zł **Availability:** ✅ In Stock ## Summary > 🔧 Master your fiber optic flow with precision and power! ## Quick Answers - **What is this?** 5dB LC Attenuator | dB Options: 3dB, 5dB, 7dB, 10dB, 15dB, 20dB | LC/UPC SM Single Mode Fixed Fiber Optic Attenuator, Male-Female, 2pack by flyprofiber - **How much does it cost?** 154 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/542308027-5db-lc-attenuator-db-options-3db-5db-7db-10db-15db) ## Best For - flyprofiber enthusiasts ## Why This Product - Trusted flyprofiber brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Robust Signal Integrity:** Return loss ≥55dB protects your network from unwanted reflections and noise. - • **Durable & Dust-Proof Design:** Ceramic core and protective caps guarantee stable performance in any environment. - • **Ultra-Low Signal Distortion:** Polarization Dependent Loss capped at 0.2dB ensures crystal-clear transmission. - • **Precision Attenuation Control:** Maintain your optical power with ±0.5dB accuracy for flawless signal tuning. - • **Plug & Play LC/UPC Compatibility:** Seamlessly integrates with single-mode fiber optic systems for instant deployment. ## Overview The FLYPROFiber 5dB LC Attenuator is a high-precision, fixed single-mode fiber optic device designed to stabilize and calibrate optical power levels. Featuring ultra-low insertion loss, exceptional return loss (≥55dB), and minimal polarization dependent loss (≤0.2dB), it ensures optimal signal quality in fiber optic communications, CATV, and high-power optical measurements. Its durable ceramic core and dustproof caps make it reliable for both indoor and outdoor professional applications. ## Description "Size:3dBThe optical attenuators mainly used in fiber optic to debug optical power performance & optical instrument calibration correction & fiber signal attenuation to ensure the optical power in a stable and desired level in the link without any changes on its original transmission wave.Application:The optical attenuator is widely used in fiber optic communication systems, fiber optic CATV, high power optical device measurement.Parameters:Fiber Connector: LC/UPCMold type:Single ModeAttenuator db:3dB Attenuation Tolerance: ±0.5dB Return Loss :≥55dBPolarization Dependent Loss:≤0.2dB Core material: CeramicUsing dustproof cap to protect the end-faceOperating Temp Range -40~80°CStorage Temp Range -40~85°C" Review: They work! Review: Great Optics ## Features - 📡As a optical passive devices, FLYPRO Fiber attenuators mainly used in fiber optic to debug optical power performance & optical instrument calibration correction & fiber signal attenuation to ensure the optical power in a stable and desired level in the link without any changes on its original transmission wave - 📡LC/UPC singlemode fixed fiber optic attenuator 10dB,Polarization dependent loss ≤0.2dB and return loss ≥50dB - 📡The fiber attenuator test system features high attenuation accuracy, low added loss and good stability - 📡Applications: fiber optic communication systems, fiber optic CATV, high power optical device measurement - 📡Used for attenuation of input optical power, avoiding distortion caused by optical receiver due to excessive input optical power ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0899GYVXK | | Brand | FLYPROFiber | | Cable Type | Fibre Optic | | Cable type | Fibre Optic | | Colour | Blue | | Compatible Devices | Server | | Compatible devices | Server | | Connector Type | Optical | | Connector type | Optical | | Customer Reviews | 4.7 out of 5 stars 23 Reviews | | Indoor Outdoor Usage | Indoor, Outdoor | | Item Shape | Round | | Item Weight | 0.02 Kilograms | | Manufacturer | FLYPRO Fiber | | Model Name | FLYPROFiber 5dB LC Attenuator | | Model Number | FLYPROFiber 5dB LC Attenuator | | Number of Items | 2 | | Other Special Features of the Product | Low insertion loss | | Recommended Uses For Product | fiber optic communications, data centers, optical testing, measurement fields, fiber optic CATV, high power optical device measurement, optical power debugging and calibration | | Recommended uses for product | fiber optic communications, data centers, optical testing, measurement fields, fiber optic CATV, high power optical device measurement, optical power debugging and calibration Recommended uses for product fiber optic communications, data centers, optical testing, measurement fields, fiber optic CATV, high power optical device measurement, optical power debugging and calibration See more | | Special feature | Low insertion loss | | Specification Met | UL | | Unit Count | 2.0 Count | ## Product Details - **Brand:** FLYPROFiber - **Connector type:** Optical - **Cable type:** Fibre Optic - **Compatible devices:** Server - **Special feature:** Low insertion loss ## Images ![5dB LC Attenuator | dB Options: 3dB, 5dB, 7dB, 10dB, 15dB, 20dB | LC/UPC SM Single Mode Fixed Fiber Optic Attenuator, Male-Female, 2pack - Image 1](https://m.media-amazon.com/images/I/416RjBVvBNL.jpg) ![5dB LC Attenuator | dB Options: 3dB, 5dB, 7dB, 10dB, 15dB, 20dB | LC/UPC SM Single Mode Fixed Fiber Optic Attenuator, Male-Female, 2pack - Image 2](https://m.media-amazon.com/images/I/41qINlh7oiL.jpg) ![5dB LC Attenuator | dB Options: 3dB, 5dB, 7dB, 10dB, 15dB, 20dB | LC/UPC SM Single Mode Fixed Fiber Optic Attenuator, Male-Female, 2pack - Image 3](https://m.media-amazon.com/images/I/517BWPS9NEL.jpg) ![5dB LC Attenuator | dB Options: 3dB, 5dB, 7dB, 10dB, 15dB, 20dB | LC/UPC SM Single Mode Fixed Fiber Optic Attenuator, Male-Female, 2pack - Image 4](https://m.media-amazon.com/images/I/51GK5z-TRfL.jpg) ![5dB LC Attenuator | dB Options: 3dB, 5dB, 7dB, 10dB, 15dB, 20dB | LC/UPC SM Single Mode Fixed Fiber Optic Attenuator, Male-Female, 2pack - Image 5](https://m.media-amazon.com/images/I/51HMA6n75oL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ They work! *by A***E on 13 December 2022* ### ⭐⭐⭐⭐⭐ Great Optics *by V***R on 11 December 2021* --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/542308027-5db-lc-attenuator-db-options-3db-5db-7db-10db-15db](https://www.desertcart.pl/products/542308027-5db-lc-attenuator-db-options-3db-5db-7db-10db-15db) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-01*