In modern construction and industrial projects, choosing the right cable not only affects installation efficiency but also directly impacts system safety and longevity. AC cables and MC cables are two common power wiring solutions, yet they differ significantly in structure, application scenarios, and performance. This article provides a detailed comparison to help you make the optimal choice.
What is AC Cable?
AC cable (Armored Cable) is a type of cable with a copper or aluminum conductor at its core, covered by an insulating layer and armored with steel tape or wire. Its main features are durability and good mechanical protection, making it widely used for indoor wiring in residential and standard building projects.
Key Features of AC Cable:
- Conductor Material: Copper or aluminum
- Insulation: PVC or XLPE
- Armor Layer: Steel tape or wire for mechanical protection
- Outer Sheath: Moisture and dust resistant
AC cable is cost-effective and suitable for environments with standard requirements, but it is limited in flexibility and corrosion resistance in industrial settings.

What is MC Cable?
MC cable (Metal-Clad Cable) is designed with a metal sheath to provide higher mechanical protection and environmental adaptability. Like AC cable, MC cable has copper or aluminum conductors, but its outer layer is a flexible or rigid metal sheath combined with insulation and an outer jacket, making it ideal for commercial buildings and industrial environments.
Key Features of MC Cable:
- Conductor Material: Copper or aluminum
- Insulation: PVC or XLPE
- Metal Sheath: Flexible or rigid, corrosion-resistant and fireproof
- Outer Jacket: Enhanced weather and abrasion resistance
MC cable offers superior flexibility and protection compared to AC cable, making it suitable for commercial buildings, factories, and outdoor installations.
Main Differences Between AC Cable and MC Cable
| Feature | AC Cable | MC Cable |
|---|---|---|
| Structure | Steel tape or wire armor | Metal sheath (rigid or flexible) |
| Application | Residential, standard buildings | Commercial buildings, industrial environments |
| Installation Flexibility | Limited, less bendable | High, easy to install |
| Protection | Moderate, against mechanical damage | High, fireproof, corrosion-resistant, moisture-proof |
| Cost | Low | High |
The comparison shows that MC cable excels in durability and environmental adaptability but comes at a higher cost. AC cable is more suitable for budget-conscious projects with standard requirements.
How to Choose the Right Cable
Selecting the right cable requires considering project type, environmental conditions, and installation cost. Here are two case studies for reference:
Case 1: Residential Wiring
- Requirement: Indoor power lines, limited budget
- Choice: AC cable
- Reason: The residential environment is stable, and AC cable provides adequate protection at a lower cost
Case 2: Factory Production Line Wiring
- Requirement: High humidity and frequent mechanical impact
- Choice: MC cable
- Reason: MC cable's metal sheath offers superior protection, ensuring long-term safe operation
In general, the more complex the environment, the greater the advantage of MC cable. For standard environments and cost-sensitive projects, AC cable is ideal.

AC vs MC Cable: Pros and Cons
| Cable Type | Advantages | Disadvantages |
|---|---|---|
| AC Cable | Low cost, easy to install | Limited flexibility, less suitable for industrial environments |
| MC Cable | High protection, corrosion/fire/moisture-resistant | Higher cost, relatively expensive |
Why Choose AC90 Cable from Dongguan Greater Wire & Cable Co., Ltd.?
Among various cable products, AC90 cable stands out for its excellent performance and cost-effectiveness:
Outstanding mechanical protection and durability
Suitable for residential, commercial, and light industrial environments
Flexible and easy to install
Comprehensive pre-sale and after-sale technical support
No matter the project size, we provide professional services and technical guidance to ensure smooth installation.
Contact us for AC90 cable quotes or technical consultation:
- Dongguan Greater Wire & Cable Co., Ltd.
- Tel/WhatsApp/WeChat: +86 135 1078 4550 / +86 136 6257 9592
- Email: manager01@greaterwire.com
Choose AC90 cable for a safe, cost-effective, and reliable wiring solution.






















