Fireproof Electrical Wire – BTTZ Mineral Insulated Cable for Extreme Safety Applications
Upgrade your electrical safety with our BTTZ Fireproof Electrical Wire, designed for high-performance and critical installations. Engineered with inorganic mineral insulation and a robust seamless copper sheath, this cable delivers superior fire resistance, mechanical strength, and long-term reliability in the harshest environments.
Perfectly suited for emergency power systems, tunnels, metro stations, hospitals, and data centers, this fireproof cable ensures continuous power transmission even under extreme heat and flame exposure.
Key Features:
Core Options: 1/2/3/4-core available
Rated Voltage: 0.6/1kV
Conductor: Annealed Copper
Insulation: Magnesium Oxide Powder
Sheath: Seamless Copper Tube
Working Temp: Continuous up to 250°C, emergency up to 950°C or more
Fire Performance: Compliant with IEC 60331, BS 6387 CWZ
Applications: Fire alarm systems, emergency lighting, elevators, fire pumps, etc.
Why Choose Our Fireproof Electrical Wire?
100% non-combustible materials
Maintains circuit integrity during fire
High corrosion resistance and long service life
Easy to install in demanding environments
Specification:
|
Model number
|
Specification
|
Number of cores
|
Voltage Rating
|
Insulation material
|
|
BTTZ
|
16mm²
|
1
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
25mm²
|
1
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
35mm²
|
1
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
50mm²
|
1
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
70mm²
|
1
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
95mm²
|
1
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
120mm²
|
1
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
185mm²
|
1
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
240mm²
|
1
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
4mm²
|
3
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
6mm²
|
3
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
10mm²
|
3
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
16mm²
|
3
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
2.5mm²
|
4
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
4mm²
|
4
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
6mm²
|
4
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
10mm²
|
4
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
16mm²
|
4
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
25mm²
|
4
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
35mm²
|
4
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
2.5mm²
|
5
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
4mm²
|
5
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
6mm²
|
5
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
10mm²
|
5
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
16mm²
|
5
|
0.6/1KV
|
Magnesium oxide crystal powder
|
|
BTTZ
|
25+1mm²
|
4
|
0.6/1KV
|
Magnesium oxide crystal powder
|
We have alarms on extruding insulation andjacket, to keep 100% quality.
Founded in 1994, Fujian Suke Cable Technology Co., Ltd. Decades of wire and cable manufacturing experience enables us to be one of Top 20 cable manufacturers in China. Our products cover low/medium/extra high voltage power cable, submarine cable, control cable, instrumentation cable, building wire, flexible rubber cable, fire rated cable, renewable cable, solar cable, industrial cable, LAN cable, coaxial cable etc, a total of nearly 30 series with 4,000 types and more than 50,000 specifications for various fields within over 100 countries.
10
No. of Production Lines:Above 10
7
Number of Foreign Trading Staff:7
3
The company has 3 factories
Our workshops and certifications
Our company has three plants possessing 200 square kilometers and over 4500 employees with 130 technicians creating annual export revenue exceeding 150 Million USD.
Also, our company has passed ISO 9001, ISO 14001, ISO45001, OHSAS18001,etc certificatiom, and has got CCC,TLC, TUV, VDE, UL, CE, SAA, BS etc. certificates for our products.
Building wire is generally used in house fixed wiring. It is PVC insulated unsheathed electric wire. The onstruction is CU/PVC.
What is the lifespan of a typical electrical cable?
The lifespan can vary widely based on the type of cable and environmental factors, but many cables can last 20 years or more when properly installed and maintained.
What is your sample policy?
As a supplier, we believe that samples are necessary for both of us and our policy is to provide free samples whenever possible. However, if the sample structure is very complicated and we don't have it in stock and it needs to be customised, in this case we have to charge a sample fee. About the sample shipment, you need to pay the shipping fee, you can prepay us the shipping fee we help to send it by express agent, you can also choose express shipping fee to pay.
Conductor Structure of Power Cable
1. Conductors comply with IEC, AS/NZS and BSI standard requirements
2. The conductors of multi-core have different shapes. The single-core is circular. The shape of Multi-core cable with size up to and 35m2 can be circular, semicircular and fan-shaped, the conductor with size over and 50m2 are circular and semicircle.
3. A single core is allowed with size below 16m2. Conductor More than 25m2 are multi strands.
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