
Application
H07Z1-K Application Areas
- Suitable for fixed installation (not for towing or mobile use).
- Public buildings and crowded places, such as hospitals, schools, shopping malls, and airports, require low smoke, low corrosive gases, and halogen-free emissions.
- Control cabinets, switchboards, and internal wiring of machinery and equipment: For use within machine tools, distribution cabinets, lighting circuits, and electromechanical equipment control circuits.
- As a grounding/equipotential bonding cable: In some outdoor or special environments, the H07Z1-K is also used as a grounding cable.
- Laying Methods: Suitable for installation in pipes, conduits, behind switchboards, in trays, or cable trays; in dry environments.




Certification
H07Z1-K cable has received numerous international and European certifications, complying with the EN 50525-3-31 standard. Its technical specifications and performance have been harmonized and approved by European national electrotechnical committees, allowing it to be freely circulated and used throughout the EU. In a fire, it releases virtually no toxic or corrosive gases and produces extremely low smoke density, verifying the cable's electrical safety, flame retardancy, and environmental friendliness.

Package

H07Z1-K wire Package
H07Z1-K cables are typically packaged on wooden drums or heavy-duty plastic reels to accommodate larger conductor sizes and longer continuous lengths. For smaller cross-sections, neatly coiled bundles are available for easier handling during installation. Each package is securely sealed with stretch or shrink film to prevent moisture intrusion, dust, and physical abrasion.
Factory
Greater Wire is a H07Z1-K cable manufacturer with 30+ years of experience in electrical cable manufacturing. We utilize advanced production technology to manufacture finely stranded, grade 5 copper conductors and high-quality LSZH insulation, resulting in superior flexibility, mechanical strength, and fire resistance. We offer custom designs, diverse packaging options, and flexible supply quantities for global OEM and project customers. Whether used in hospitals, transportation hubs, data centers, or control systems, our H07Z1-K cables provide reliable, safe, and efficient power transmission.
In addition, Greater Wire Manufacturer offers a wide range of electrical wire and cable. Our product portfolio includes THHN/THWN building wires, solar PV cables, silicone rubber cables, armored cables, XLPE insulated cables, rubber or PVC flexible cables, and submersible pump cables and others, all designed to perform reliably under various installation environments. Whether for residential wiring, renewable energy systems, industrial automation, or infrastructure projects, etc.

FAQ
Q: What's the difference between the H05Z1-K and H07Z1-K?
H07Z1-K is 450/750V, and Conductor Size Range 1.5 mm² – 240 mm², a medium-duty version designed for higher voltage and more demanding fixed installations such as in hospitals, airports, or industrial plants.
Q: Can you use a HO7Z1-K cable outside?
H07Z1-K is an indoor-use cable; outdoor installation requires protective measures, otherwise a different H07 cable type should be selected.
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|
Nominal Cross Sectional Area (Sq. mm) |
Nominal Thickness of Insulation (mm) |
Mean Overall Diameter | Approx. Cable Weight (kg/km) |
|
| Lower Limit (mm) | Upper Limit (mm) | |||
| 1.5 | 0.7 | 2.8 | 3.4 | 21.5 |
| 2.5 | 0.8 | 3.4 | 4.1 | 33.5 |
| 4 | 0.8 | 3.9 | 4.8 | 48 |
| 6 | 0.8 | 4.4 | 5.3 | 67 |
| 10 | 1.0 | 5.7 | 6.8 | 113 |
| 16 | 1.0 | 6.7 | 8.1 | 171 |
| 25 | 1.2 | 8.4 | 10.2 | 262 |
| 35 | 1.2 | 9.7 | 11.7 | 360 |
| 50 | 1.4 | 11.5 | 13.9 | 513 |
| 70 | 1.4 | 13.2 | 16.0 | 705 |
| 95 | 1.6 | 15.1 | 18.2 | 931 |
| 120 | 1.6 | 16.7 | 20.2 | 1175 |
| 150 | 1.8 | 18.6 | 22.5 | 1264 |
| 185 | 2.0 | 20.6 | 24.9 | 1783 |
| 240 | 2.2 | 23.5 | 28.4 | 2341 |





























