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3.8mm Gold-Plated Toslink Digital Optical Audio Cable, SPDIF


This 3.8 mm gold-plated Toslink digital optical audio cable is a black PMMA plastic optical fiber with square TOSLINK plugs on both ends, gold-plated contact, for SPDIF digital audio between DVD, HDTV, amplifier and home theater gear.
Product Overview
The cable uses a 1.0 mm PMMA core (NA 0.5) in a 3.8 mm flame-retardant black PVC jacket, 650 nm, with male-to-male square TOSLINK connectors. Standard lengths customizable; insertion loss ≤1.0 dB. See the full range on our Toslink fiber cable SPDIF category page.
Key Features
- Toslink-to-Toslink male-to-male, gold-plated contacts.
- 1.0 mm PMMA core, 3.8 mm black PVC jacket, 650 nm.
- Insertion loss ≤1.0 dB; bending radius 25 mm.
- Operating temperature -50 to +70 °C; customizable length.
Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supplier SKU | KINZ-Y01 (KINZ-Y03 in body text) | – | supplier docx |
| Connector type | Toslink-to-Toslink, male-male, gold-plated | – | black |
| Fiber core | 1.0 mm PMMA, NA 0.5 | – | 650 nm |
| Outer diameter | 3.8 | mm | black PVC jacket |
| Insertion loss | ≤1.0 | dB | at 650 nm |
| Attenuation | 180-200 | dB/km | at 650 nm |
| Bending radius | 25 | mm | minimum |
| Operating temperature | -50 to +70 | °C | supplier docx |
Applications
- DVD/CD player to amplifier, computer to amplifier.
- PS3/PS4, HDVD, digital TV set-top box to amplifier/soundbar.
- Home theater, car audio, multimedia and sound card SPDIF links.
Browse the rest of the Toslink/SPDIF range for 2.2 mm, 4.0 mm, 4.4 mm and braided audio cables.
Ordering & Customization
Please confirm length and outer jacket (3.8 mm vs 4.0/5.0/6.0 mm). We do not list fixed pricing online; contact our sales team for a quote. More answers are on our FAQ for H-PCF and POF fiber assemblies, and you can return to the home page any time.
FAQ
What does the 3.8mm outer diameter mean?
It is the diameter of the black PVC jacket around the 1.0 mm PMMA fiber core; thicker jackets (4.0, 5.0, 6.0 mm) are available for more rigid installs.
How long can the cable be?
Supplier notes TOSLINK jumpers are usually under 50 m; this cable is customizable.
Why Choose Us
We supply this 3.8 mm Toslink cable by the visible gold-plated square plugs and black PVC jacket, keep the 1.0 mm PMMA core clear, and do not list unsupported certifications. Start from the home page or the Toslink category to explore related products.
Related products: You may also need Toslink to Mini 3.5mm Digital Optical Audio Cable, Gold-Plated, 4.4mm Gold-Plated Toslink Digital Optical Audio Cable, Braided and Voltage-Output Infrared Thermopile Temperature Sensor, TO-18 Can.


