H1Z2Z2-K Nylon-Barrier Rodent-Resistant Solar Cable
H1Z2Z2-K 1.5 kV DC solar cable with a nylon barrier beneath the outer sheath for PV routes that need a non-metallic physical defence against rodent damage.
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Flexible 1500 V DC solar cable for permanent connections between PV modules, strings, combiner equipment and inverters.
PV string circuits can travel a long distance before reaching a combiner box or inverter, so conductor size and route length directly affect voltage drop and operating temperature. H1Z2Z2-K provides a dedicated 1.5 kV DC cable platform with sizes from small module strings to larger DC feeders. This gives designers room to select the conductor around current, route length and grouping instead of forcing the same size through every part of the array.
Rooftop and ground-mounted arrays expose cable to UV, ozone, moisture and repeated temperature cycles for years. H1Z2Z2-K uses cross-linked halogen-free insulation and sheath materials developed for photovoltaic service, with water-resistant configurations available for demanding wet routes. The value is long-term environmental compatibility: the same cable can move from sheltered module areas to exposed support systems without relying on ordinary building-wire materials that were not designed for continuous outdoor PV duty.
Module frames, clips, trays and inverter entries create many short bends and direction changes in a solar array. The Class 5 tinned-copper conductor gives H1Z2Z2-K the flexibility needed to route cleanly without forcing the cable against terminals or support points. That makes installation easier on dense rooftops and repetitive utility rows while helping installers maintain controlled bend radii, support spacing and strain-free entries at the points where DC connections are made.
European PV projects may need different fire and water-resistance levels depending on the cable route. H1Z2Z2-K is available in Eca and Dca constructions with AD7 or AD8 water resistance, while the Cca construction is available with AD7. This allows the same PV cable family to be matched more closely to rooftop, building-entry and exposed wet-route requirements.
Designed for Residential rooftop arrays, Commercial PV rooftops, Utility photovoltaic fields and DC combiner and inverter routes.
| Description | Nominal cross section mm² | OD of conductor mm | Insulation mm | Sheath mm | Cable diameter mm | Conductor resistance at 20°C Ω/km | Cable colour |
|---|---|---|---|---|---|---|---|
| H1Z2Z2-K | 1 × 1.5 | — | 0.7 | 0.8 | 4.6 | 13.7 | Black / Red |
| H1Z2Z2-K | 1 × 2.5 | 2.0 | 0.7 | 0.8 | 5.1 ± 0.1 | 8.21 | Black / Red |
| H1Z2Z2-K | 1 × 4 | 2.45 | 0.7 | 0.8 | 5.5 ± 0.15 | 5.09 | Black / Red |
| H1Z2Z2-K | 1 × 6 | 3.0 | 0.7 | 0.8 | 6.1 ± 0.15 | 3.39 | Black / Red |
| H1Z2Z2-K | 1 × 10 | 4.1 | 0.7 | 0.8 | 7.2 ± 0.3 | 1.95 | Black / Red |
| H1Z2Z2-K | 1 × 16 | 5.1 | 0.7 | 0.9 | 8.8 ± 0.4 | 1.24 | Black / Red |
| H1Z2Z2-K | 1 × 25 | 6.3 | 0.9 | 1.0 | 10.8 ± 0.5 | 0.795 | Black / Red |
| H1Z2Z2-K | 1 × 35 | 8.0 | 0.9 | 1.1 | 12.6 ± 0.6 | 0.565 | Black / Red |
Dimensions are nominal / approximate unless a tolerance is shown.
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Where a certificate, test report or DoP is part of the approval package, we match it to the quoted cable construction and the applicable scope. A document for one version is not treated as approval for another simply because the model name is similar.
Eca is supported by the applicable test report. Dca and Cca are supported by the corresponding CPR certificate and Declaration of Performance. The CPR class, construction and size being supplied must fall within the scope of the supporting documents.
Not automatically. Twin constructions, connectorised extensions and modified constructions such as nylon barrier or steel-wire armour have to be checked against the scope of the applicable documents. For a PV extension lead, CPR evidence for the base cable does not by itself classify the complete connectorised assembly.
Joined twin PV cable for orderly positive and negative string routing beneath solar modules.
Factory-terminated PV extension cable for controlled module, string and combiner-box connections.
H1Z2Z2-K 1.5 kV DC solar cable with a capsaicin-based rodent-deterrent sheath for PV routes where chemical protection is preferred over added armour.
H1Z2Z2-K 1.5 kV DC solar cable with external steel-wire armour for fixed PV routes exposed to severe rodent activity or mechanical damage.
H1Z2Z2-K 1.5 kV DC solar cable with a nylon barrier beneath the outer sheath for PV routes that need a non-metallic physical defence against rodent damage.