Product Overview
The 4-Core Silicone Rubber Power Cable is engineered for extreme environments demanding superior thermal stability, flexibility, and chemical resistance. Featuring tinned copper conductors, silicone rubber insulation/jacket, and optional shielding, this cable delivers exceptional performance in high/low-temperature industrial applications up to 200°C. Compliant with international electrical standards for power transmission.
Key Features & Benefits
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Extreme Temperature Range: -40°C to +200°C continuous operation.
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Premium Materials: Silicone rubber (or optional PTFE) insulation & jacket; Tinned copper conductors.
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Enhanced Durability: Excellent resistance to flame (retardant), ozone, water, weathering, aging, radiation, and cold.
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Superior Flexibility: Maintains pliability across the entire temperature range.
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Shielded Design: Standard configuration includes shielding for EMI/RFI protection (customizable).
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Rated Voltage: 300V/600V.
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Customizable: Outer diameter, colors (core & sheath), shielding, and length.
Technical Specifications
| Parameter | Specification |
|---|---|
| Conductor | Stranded Tinned Copper Wire |
| Insulation Material | Silicone Rubber (Standard) or PTFE (Optional) |
| Jacket/Sheath Material | Silicone Rubber |
| Shielding | Standard (Customizable per customer specs) |
| Core Configuration | 4 Cores + Ground (Shield) |
| Rated Voltage | 300V / 600V |
| Operating Temperature | -40°C to +200°C |
| Nominal Cross Sections | 0.5mm² to 150mm² (See detailed table below) |
| Core Colors | Customizable |
| Sheath Color | Black (Standard), Customizable |
| Outer Diameter Tolerance | ±0.10mm |
| Compliance | Designed to meet relevant IEC/UL/BS standards |
Detailed Electrical & Dimensional Specifications
| Nom. Section (mm²) | Conductor Structure (No./Dia mm) | Cond. Dia (mm) | Insul. Thick (mm) | Nom. O.D. (mm) | Max. 20°C Cond. Res. (Ω/km) | ||
|---|---|---|---|---|---|---|---|
| 500V | 1000V | 500V | 1000V | ||||
| 0.5 | 28/0.15 | 0.90 | 1.0 | 1.2 | 2.90 | 3.30 | 40.1 |
| 0.75 | 24/0.20 | 1.15 | 1.0 | 1.2 | 3.20 | 3.60 | 26.7 |
| 1 | 32/0.20 | 1.30 | 1.0 | 1.2 | 3.30 | 3.70 | 20.0 |
| 1.5 | 48/0.20 | 1.60 | 1.0 | 1.2 | 3.60 | 4.00 | 13.7 |
| 2 | 40/0.25 | 1.85 | 1.0 | 1.2 | 3.90 | 4.30 | 9.9 |
| 2.5 | 49/0.25 | 2.00 | 1.0 | 1.2 | 4.00 | 4.40 | 8.21 |
| 4 | 56/0.30 | 2.80 | 1.2 | 1.4 | 5.20 | 5.60 | 5.09 |
| 6 | 84/0.30 | 3.60 | 1.2 | 1.5 | 6.00 | 6.60 | 3.39 |
| 10 | 84/0.40 | 4.60 | 1.4 | 1.6 | 7.40 | 7.80 | 1.95 |
| 16 | 126/0.40 | 5.80 | 1.4 | 1.6 | 8.60 | 9.00 | 1.24 |
| 25 | 196/0.40 | 7.60 | 1.6 | 1.8 | 10.80 | 11.20 | 0.795 |
| 35 | 494/0.30 | 8.80 | 1.8 | 2.0 | 12.40 | 12.80 | 0.565 |
| 50 | 396/0.40 | 10.60 | 2.0 | 2.2 | 14.60 | 15.00 | 0.393 |
| 70 | 551/0.40 | 12.80 | 2.0 | 2.2 | 16.80 | 17.20 | 0.277 |
| 95 | 760/0.40 | 14.80 | 2.2 | 2.5 | 19.20 | 19.80 | 0.210 |
| 120 | 608/0.50 | 16.50 | 2.2 | 2.5 | 21.00 | 21.50 | 0.164 |
| 150 | 760/0.50 | 18.20 | 2.4 | 2.6 | 23.00 | 23.40 | 0.132 |
Note: Nominal Overall Diameter (O.D.) is for reference. Actual O.D. is customizable with tolerance ±0.10mm.
Construction & Materials
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Conductor: High-purity stranded tinned copper wire. Tin plating enhances solderability and corrosion resistance.
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Insulation: High-grade Silicone Rubber (Standard), offering exceptional thermal stability, flexibility, and electrical insulation. PTFE (Teflon™) insulation available optionally for specific chemical/thermal needs.
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Shield: Applied over cores (Standard inclusion). Material and construction (e.g., braided copper, foil) customizable per customer requirements for EMI/RFI protection.
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Sheath/Jacket: Robust Silicone Rubber outer layer, providing mechanical protection, environmental sealing, and maintaining flexibility at extreme temperatures.
Application Scenarios
This cable is ideally suited for demanding power supply applications in high and low-temperature industrial settings, including:
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Steel Mills & Smelting Plants
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Power Generation Stations (including boiler areas)
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Coking Plants & Petrochemical Facilities
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Metallurgical & Foundry Machinery
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Oil & Gas Refining Equipment
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High-Temperature Furnaces & Ovens
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Material Handling & Conveyance Systems (Cranes, Hoists)
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Port Machinery & Mining Equipment
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Welding Applications
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Any environment requiring flexible, high-temperature, and durable power cabling.
Ordering & Customization
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Specify required Nominal Cross-Section (mm²).
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Specify required Length.
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Specify Core Colors (if standard identification or customization is needed).
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Specify Sheath Color (Black standard, other colors available).
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Specify Shielding Requirements (if different from standard).
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Custom Models: We welcome specifications for non-standard or proprietary silicone rubber cable models.