Power Transmission Wiring Harness

Power Transmission Wiring Harness is a bundled assembly of electrical cables and connectors designed to transmit electrical power (not just signals) within a system. Unlike signal harnesses that carry low voltage/current for communication, these are built to handle higher currents and voltages.

500 Meters(MOQ)
Please inquire for detailed specs and pricing.

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Product Description

Product Advantage

Improved Durability with top quality manufactured insulation ensuring full compliance with industry standards, designed to withstand extreme temperatures, moisture and physical harms
RRH Cable we have the capability to manufacture grade A 99.9% pure copper precisely stranded in the insulators for the best conductivity and efficiency
Thanks to our expert craftsmanship, we provide high-quality cables that minimize the need for frequent maintenance or replacements, significantly reducing long-term operational costs.

Technical Parameters

AWG Size	Conductor Area (mm²)	Voltage Rating	Ampacity (A)	Insulation Type	Conductor Material	Core Type	Typical No. of Conductors	Common Use Cases
24 AWG	0.25 mm²	300V – 600V	3 – 5	PVC / XLPE / TPFE	Copper / Tinned Copper	Stranded	2 – 30	Signal/sensor wires, small electronics
22 AWG	0.34 mm²	300V – 600V	5 – 7	PVC / XLPE / TPFE	Copper / Tinned Copper	Stranded	2 – 30	Low-power control circuits
20 AWG	0.52 mm²	300V – 600V	7 – 11	PVC / XLPE / TPFE	Copper / Tinned Copper	Stranded	2 – 30	Sensor/actuator wiring
18 AWG	0.82 mm²	300V – 1000V	10 – 16	PVC / XLPE / Silicone	Copper / Tinned Copper	Stranded / Solid	2 – 40	Vehicle lighting, control panels
16 AWG	1.3 mm²	600V – 1000V	13 – 22	XLPE / TPFE / Rubber	Copper / Tinned Copper	Stranded / Solid	2 – 40	Small motors, relays
14 AWG	2.1 mm²	600V – 1000V	18 – 30	XLPE / Silicone / PVC	Copper / Tinned Copper	Stranded / Solid	2 – 50	Machine power distribution
12 AWG	3.3 mm²	600V – 1000V	25 – 41	XLPE / Silicone	Copper / Tinned Copper	Stranded	2 – 60	Mid-range power lines
10 AWG	5.3 mm²	600V – 1000V	30 – 55	XLPE / Silicone	Copper / Tinned Copper	Stranded	2 – 60	Power feeds, battery lines
8 AWG	8.4 mm²	600V – 1000V	40 – 80	XLPE / Silicone / TPFE	Copper / Tinned Copper	Stranded	2 – 20	Power inverters, solar DC cables
6 AWG	13.3 mm²	600V – 1000V	55 – 105	XLPE / Silicone	Copper / Tinned Copper	Stranded	1 – 15	Large motors, EV systems
4 AWG	21.1 mm²	600V – 1000V	70 – 140	XLPE / Silicone / EPDM	Copper / Tinned Copper	Stranded	1 – 10	Battery cables, industrial power systems
2 AWG	33.6 mm²	600V – 1000V	95 – 180	XLPE / Silicone	Copper / Tinned Copper	Stranded	1 – 8	Power distribution blocks
1/0 AWG	53.5 mm²	1000V – 2000V	150 – 250	XLPE / EPDM / Silicone	Copper / Tinned Copper	Stranded	1 – 5	EV battery pack harnesses
2/0 AWG	67.4 mm²	1000V – 2000V	175 – 280	XLPE / EPDM / Silicone	Copper / Tinned Copper	Stranded	1 – 5	Industrial and renewable energy systems
4/0 AWG	107 mm²	1000V – 2000V	230 – 360	XLPE / EPDM / Silicone	Copper / Tinned Copper	Stranded	1 – 3

Product Uses

Automotive Industry, transmits power from the battery or alternator to components like starter motors, electric power steering, electronic control units, etc
Industrial equipment, control ststems, actuator, pump, motor,conveyors, heavy machinery, etc
Home appliances, refrigerators, washing machines, air conitioners, etc
Renewable energy systems, solar panel arrays or wind turbines, handles high currents and outdoor exposuposures

Product Operate Guide

Apply cable base on its insulation property
Avoid bends
Always de-energize the system before working on cables
Proper PPE duing operation

Consideration

Feature	Why It Matters
High Current Carrying Capacity	Allows the harness to safely transmit significant power without overheating — essential for engines, EVs, motors, or industrial machines.
Durable Insulation (PVC/XLPE/Teflon)	Protects against heat, moisture, oil, and chemicals — crucial in automotive and outdoor or industrial environments.
Custom Lengths & Terminations	Fits precisely into confined or unique spaces; minimizes installation time and maximizes safety.
Bundled Design	Keeps multiple wires organized, reduces clutter, and prevents damage from abrasion or vibration.
Connector Integration (Plugs/Terminals)	Ensures quick, reliable, and secure connections; supports plug-and-play assembly during production or service.
Shielding for EMI Protection	Prevents electromagnetic interference, especially important in EVs, aircraft, and high-frequency control systems.
Heat & Flame Resistance	Prevents harness degradation in high-temp zones (e.g., near engines or inverters), reducing risk of short circuits or fire.
Standard Compliance (ISO, RoHS)	Guarantees safety, environmental compliance, and compatibility with global manufacturing standards.
Modular Design Possibility	Makes it easier to replace or upgrade individual sections without replacing the whole harness — reducing downtime.
Testing & Labeling Options	Quality-tested harnesses with clear labels improve maintenance, diagnostics, and reduce human error during installation.