Is electrical noise killing your machine efficiency?
You run a factory or a system integration business. You know the pain. You install a new sensor or a data line. Everything looks good. But then, the machine starts acting weird. The computer screen freezes. The sensor gives wrong readings. You check the wires, and they look fine on the outside. But inside, electrical noise is messing up your signals. This is a huge headache. It stops production. It costs money. You need a cable that stops this noise. You need a cable that bends easily in tight spaces. You need a cable that lasts. You need the German standard LiYCY 6×0.5mm² shielded cable. This is not just a wire. It is a shield for your data. It is built for tough industrial places. It solves the problem of signal loss and interference. Let’s look at why this specific cable is the best choice for your project.
What makes this 6-core 0.5mm cable special?
This cable is a star performer in the world of control cables. The name is LiYCY. The “Li” means it is a data cable. The “Y” means PVC insulation. The “C” means it has a shield (copper braid). The last “Y” means it has a PVC outer sheath. It is a flexible, multi-core cable designed for indoor use. It has 6 cores inside. Each core has a cross-section of 0.5 square millimeters. This size is perfect for low-voltage signals. It is not for high power. It is for control and data. The structure is Class 5 flexibility. This means the copper wires inside are very fine strands. They are not solid. This makes the cable super flexible. You can bend it around corners. You can move it in moving parts of machines. It will not break. The outer diameter is about 7.6mm. It is grey in color. This is a standard industrial color. It hides dirt well.
The Shield that protects your signals
The most important part of this cable is the shield. Imagine a cage around your delicate data wires. That is what the shield does. It is made of tinned copper braid. The coverage is about 50% to 80% depending on the maker. Tinning the copper is smart. Copper rusts (oxidizes) over time. Tin does not. So, the shield stays conductive for years. This braid catches all the bad electrical noise (EMI) from the outside. It stops motors, welders, or other cables from messing with your signal. It keeps the data clean. The cable has a very low capacitance. This is a technical way of saying it can send high-frequency signals without losing quality. If you use this cable for computer systems or process control, you will see a big difference. The errors go down. The system runs smooth.
Technical Specifications You Can Trust
We believe in being clear. Here are the hard numbers for the LiYCY 6×0.5mm² cable. You can use these to compare with other suppliers.
- Cable Type: UNITRONIC® LiYCY (or equivalent HELUKABEL, LAPP)
- Core Count: 6 Cores
- Conductor Size: 0.5 mm² (approx. AWG 20)
- Conductor Material: Fine-stranded Copper (Class 5 VDE 0295)
- Insulation Material: PVC (Polyvinyl Chloride)
- Shielding: Tinned Copper Braid
- Outer Sheath: PVC (Grey, RAL 7001)
- Rated Voltage: 500V (U0/U) for sizes 0.34mm² and up
- Test Voltage: 2000V (Core to Core) / 1200V (Core to Shield)
- Operating Temperature:
- Fixed installation: -40°C to +80°C
- Flexible (moving): -5°C to +50°C
- Bending Radius:
- Fixed: 5 times the cable diameter (approx. 38mm)
- Flexible: 10 times the cable diameter (approx. 76mm)
- Flame Retardancy: IEC 60332-1-2 (Self-extinguishing)
- Oil & Chemical Resistance: Resistant to oils, acids, and moisture (for indoor industrial use)
- Weight: Approx. 104 kg/km (varies slightly by brand)
Where should you use this cable?
You might ask, “Where exactly does this fit?” The answer is: almost everywhere inside a control cabinet or a machine. This is a “Machine Tool Cable.” It is also a “Computer System Cable.” Here are the top scenarios:1. CNC Machines and RoboticsRobots move a lot. Their arms twist and turn. The cables inside the arm need to flex millions of times. A solid wire would snap. This flexible LiYCY cable handles the movement. It sends the position data from the motor to the computer. It is perfect for servo motors and encoders.2. Process Control Units (PLC)In a factory, you have a PLC (Programmable Logic Controller). It talks to sensors and valves. The signals are weak (24V DC). If there is no shield, a nearby heavy motor starting up can create a voltage spike. This can crash the PLC. The LiYCY shield grounds that spike. It keeps the brain of your factory safe.3. Audio and Data RacksWhile it is an industrial cable, it works for data. It is great for connecting audio patches or low-voltage data lines in noisy environments. The twisted pairs inside (if you get the TP version) reduce crosstalk. Even the standard version has great shielding.4. Assembly LinesConveyor belts have sensors at every corner. They need a cable that is easy to pull through pipes. The grey PVC sheath is slippery enough to pull but tough enough not to tear on metal edges. It resists the cutting fluids and coolants found on the shop floor.
Why choose the German Standard (VDE)?
You see many cables online. Some are cheap. Some have no standards. The LiYCY standard comes from VDE (Verband der Elektrotechnik). This is a strict German standard. It means the cable has passed hard tests.
- Flame Test: If there is a fire, the cable does not spread the flame. It is self-extinguishing. This is critical for building safety codes.
- Cold Bend Test: The cable must still work after being frozen.
- Heat Shock Test: The cable must not melt or crack in high heat.When you buy a cable that meets IEC 60332-1-2 and VDE 0812, you are buying peace of mind. You know it will not fail when the temperature changes. You know the insulation will not crack. This is why engineers in Europe and the US prefer these standards. They reduce warranty claims. They reduce downtime.
Comparison: LiYCY vs. LiYY vs. Unshielded
You might see other codes like LiYY. What is the difference?
- LiYY: This is the same cable but without the shield. It is cheaper. But if you have motors or inverters nearby, do not use it. The signals will be noisy.
- LiYCY (TP): This stands for Twisted Pair. The cores are twisted together in pairs. This gives even better protection against interference. If your data speed is very high, or the distance is long, get the TP version.
- LiYCY (Standard): This has individual cores or laid-up cores with an overall shield. For general machine control (0.5m to 10m runs), the standard LiYCY 6×0.5 is perfect. It is cost-effective and does the job well.
Important Note: This cable is for INDOOR use only. The PVC outer sheath is not UV resistant. If you put this in the sun, it will become brittle and crack in a few years. If you need outdoor cable, look for PUR or PE sheath cables (like LiYCY-DY or UNITRONIC® ROBUST). But for inside the control box? LiYCY is the king.
Packaging and Logistics
We know you need this cable fast. We supply it in coils, bags, or drums. The standard packing is 100 meters per coil or bag. Some brands ship in 200m bags. We can also cut it to length if you need specific pieces for a project. The gross weight is about 89 grams per 100 meters. It is light. This saves you money on shipping. It is easy to coil back up if you don’t use it all. The copper inside is valuable scrap, but the quality is so good you will want to use every meter.
Don’t settle for “good enough”
In the cable business, “good enough” often means “trouble later.” A cheap cable might save you 10% today. But if it causes one machine to stop for 4 hours, you lose more than the savings. You need a cable that is flexible, shielded, and built to German standards. You need the UNITRONIC® LiYCY 6×0.5mm². It is the industry standard for a reason. It works. It lasts. It protects your data.We are a trade-focused cable manufacturer and exporter. We have access to the best factories making to VDE and IEC standards. We can offer you the LAPP equivalent, the HELUKABEL equivalent, or our own high-quality brand. All of them meet the specs: 6 cores, 0.5mm, shielded, flexible, 500V.Ready to get the best price for your project?Do not guess on the specs. Tell us your voltage, your bending radius needs, and your quantity. We will send you a detailed quote within 24 hours. Let’s build a reliable system together. Contact us now for a sample or a bulk quotation!