Why Your Cables Keep Breaking in Moving Machines?
You run a factory with robot arms, CNC machines, or conveyor belts. Your cables move back and forth all day. After a few months, they crack. The shielding fails. Signals get messy. Your machines stop. You lose money.This happens because most cables are not built for constant movement. They get pulled, twisted, and rubbed. Oil from machines eats the jacket. Dust and water get inside. You need a cable that moves with your equipment—without breaking.
What Is the SUNTONE 20276 20-Core Drag Chain Cable?
This is a high-flexible, oil-resistant cable made for moving parts. It has 20 cores (wires), each 0.3 square mm. The wires are twisted in pairs. This stops “crosstalk”—when one wire messes up the signal of another.The cable has a strong shield—80% tinned copper braid. It blocks interference from motors and other machines. The outer jacket is PUR (polyurethane) or special PVC. It resists oil, water, and chemicals. It bends easily but does not crack.This cable meets AWM 20276 standards. This means it passes strict tests for safety and performance. It is built for industrial use—not home electronics.
Technical Specs You Need to Know
Conductor: Ultra-Fine Stranded Copper
The wires inside are not solid. They are many tiny copper strands twisted together. This makes them super flexible. They meet VDE 0295 Class 6 standards. This means they are soft but strong. They do not break when bent 6 million to 20 million times.
Insulation: Special PVC/TPE Mix
Each wire has a color-coded insulation. For wires 0.5mm or smaller: brown, black, blue, purple, pink, orange. For larger wires: black with white numbers. This helps you connect them right. The insulation does not stick to itself. It stays smooth even when bent.
Shielding: 80% Tinned Copper Braid
The shield wraps around the twisted pairs. It is made of tinned copper wire woven tightly. This blocks EMI (electromagnetic interference) and RFI (radio frequency interference). Your signals stay clean. No noise. No errors.
Jacket: Oil-Resistant PUR/PVC
The outer layer is special. It resists oil, coolant, and water. It works in -5°C to +70°C (mobile) or -40°C to +70°C (fixed). It bends to 7.5 times the cable diameter when moving. It does not get stiff in cold or sticky in heat.
Electrical Ratings
- Voltage: 300/500V (for 0.3mm² cores)
- Test Voltage: 2000V (it can handle surges)
- Max Tension: 200kg (it does not snap when pulled)
Where to Use This Cable?
Industrial Robots & Automation
Robot arms move all day. This cable bends with them. It fits in drag chains (tank chains). It works in assembly lines, welding machines, and packaging systems.
CNC Machines & Machine Tools
CNC machines move fast. The cable resists oil from cutting fluids. It does not crack when the machine slides back and forth. It is perfect for milling, drilling, and grinding machines.
Logistics & Conveyor Systems
Conveyor belts run 24/7. The cable handles constant movement. It resists dust, water, and oil from motors. It works in sorting systems, automated storage, and port cranes.
Harsh Environments
This cable loves tough places. It works in steel mills, chemical plants, and food processing factories. It resists acid, alkali, and cold. It does not rot in wet or oily conditions.
Why Choose SUNTONE 20276 Over Others?
It Lasts 10x Longer
Normal cables last 3-6 months. This one lasts 3-5 years. It bends 6 million to 20 million times. You save money on replacements.
No Signal Loss
The twisted pairs and 80% shield keep signals strong. You get zero interference. Your machines run smooth. No downtime.
Easy to Install
It is flexible. You do not need special tools to bend it. It fits in tight spaces. The color-coded wires make wiring fast.
Certified Safe
AWM 20276 means it is tested for fire, heat, and electrical safety. It meets RoHS and ISO standards. You can use it in any country.
Get Your Quote Today!
You need a cable that works as hard as your machines. The SUNTONE 20276 20-core 0.3mm² twisted pair shielded drag chain cable is the answer. It is oil-resistant, high-flexible, and built for constant movement.We are a factory. We make this cable to order. We can customize the length, jacket color (black, gray, orange), and core count. We ship worldwide.Send us your inquiry now. Tell us your voltage, bending radius, and environment. We will give you a price in 24 hours. Do not let bad cables stop your production. Buy the best.Inquire Now for a Custom Quote!