SpeedyFiberTX 6-Pack 0.20m LC to LC Singlemode Patch Cables - Reliable

In this review of the SpeedyFiberTX 6-Pack 0.20 Meter LC to LC Fiber Patch Cable the bottom line is simple: this kit is aimed at network technicians and small data centers that need consistent, low-loss singlemode interconnects for equipment racks and SFP transceivers. The reviewer found the biggest reason to buy is the use of Corning SMF-28 Ultra Optical Fiber combined with factory-tested LC duplex terminations, which delivers predictable insertion loss and excellent bend tolerance for tight cable runs.

Key Features

• Corning SMF-28 Ultra Optical Fiber: Provides industry-leading attenuation and improved macrobend performance for reliable singlemode links.
• Duplex LC to LC connectors: Durable LC duplex connectors with ceramic ferrules and short boots make it easy to plug into SFP transceivers and patch panels.
• Riser OFNR 2.0mm zipcord jacket: Slim, flexible yellow PVC cable jacket is easy to route in riser spaces while meeting standard flammability ratings.
• Tested insertion and return loss: Every connector is inspected and tested for insertion loss (0.2 dB) and return loss (50 dB) to ensure predictable performance.
• Full-spectrum singlemode range: Operates across 1285nm to 1625nm making it suitable for metro, FTTH and long-haul equipment interconnects.

Who It's For

This pack is best for network engineers and installers who need short, factory-terminated singlemode patch leads for equipment racks, media converters, SFP modules and fiber patch panels. The slim 2.0mm zipcord makes it especially useful where space is limited and color-coded heat shrink simplifies channel identification.

Those who need multimode fiber or armored outdoor-rated cable should look elsewhere, since these are singlemode, indoor riser OFNR zipcords intended for indoor cabling and equipment interconnects rather than direct burial or long exterior runs.

Pros & Cons

Pros

• High-quality Corning SMF-28 Ultra fiber delivers low attenuation and good bend performance for reliable links.
• Factory-tested LC terminations with ceramic ferrules ensure low insertion loss and consistent return loss.
• Slim 2.0mm yellow riser zipcord is easy to route and color-coded for quick identification.

Cons

• Not suitable for outdoor, armored, or direct burial installations since the jacket is indoor OFNR PVC.

Specifications

Fiber Type	Corning SMF-28 Singlemode 9/125um Ultra Optical Fiber
Connector	LC to LC duplex, ceramic ferrule
Insertion Loss	0.2 dB
Return Loss	50 dB
Attenuation	0.32 dB/km at 1310nm, 0.18 dB/km at 1550nm
Operating Wavelength	1285nm - 1625nm
Cable Jacket	Yellow Riser OFNR 2.0mm zipcord PVC

Our Verdict

The SpeedyFiberTX 6-Pack 0.20m LC to LC patch cables are a smart choice for technicians who need short, dependable singlemode leads with proven Corning SMF-28 performance. They offer good value when consistent insertion loss and bend tolerance matter, and the slim riser jacket makes them practical for rack and patch panel work.

Frequently Asked Questions

Are these cables singlemode or multimode?
They are singlemode cables built with Corning SMF-28 Ultra Optical Fiber suitable for singlemode SFPs and long wavelength equipment.

Can these be used outdoors?
No, the yellow riser OFNR PVC jacket is rated for indoor riser use and is not intended for outdoor or direct burial applications.

Are the connectors tested?
Yes, every LC connector termination is inspected and tested for insertion loss and return loss before shipping.