AD8 floa.srenwo tting solar cable is specially modified LSZH XLPO photovoltaic wire compliant with TÜV Rheinland 2 PfG 2750/09.20 standard, built for long-term freshwater floating PV farms, coastal humid PV and direct buried wiring. Unlike ordinary EN50618 PV1-F cables only for dry rooftop installation, our AD8 cable passes mandatory 100-day 50℃ energized warm water hydrolysis test (AD8 grade), delivering stable 25-year service life under permanent water immersion. Minimum order quantity: 10,000 meters, bulk factory wholesale for global EPC contractors, solar distributors and floating PV project owners.
1. Co segatnavdre Product Advantages
✅ TÜV AD8 Waterproof Certification (2 PfG 2750/09.20)
Fully inherits all EN50618 H1Z2Z2-K test items, plus exclusive 100-day constant temperature water immersion aging test with DC voltage loaded; insulation & sheath keep tensile strength ≥7.0 N/mm², elongation ≥200% without bubbling, cracking or delamination. Ordinary PV1-F cables cannot pass this hydrolysis test.
✅ Anti-Corrosion Tinned Class 5 Flexible Copper Conductor
Multi-strand tinned copper prevents oxidation under long-term water vapor & salt fog, stable low resistance to reduce power loss; ultra-flexible for complex floating bracket routing, minimum bending radius 6× cable OD.
✅ Custom Modified Hydrolysis-Resistant XLPO Double Cross-Linked Compound
Proprietary AD8-grade sheath insulation formula with hydrolysis inhibitor, anti-mold masterbatch & reinforced UV shielding; water absorption rate below 0.1%, withstand continuous lake/reservoir water soaking.
✅ Full LSZH Low Smoke Zero Halogen Fire Safety
Meets IEC 60332-1 single cable flame retardant standard; low toxic smoke emission during fire, ideal for densely arranged floating PV stations near water sources.
✅ Full Global Certifications for Global Project Bidding
TÜV 2 PfG 2750/09.20, EN50618, IEC62930, UL4703, CE, CPR, RETIE; recognized in EU, Southeast Asia, Middle East, Africa & Latin America floating PV tender projects.
✅ Wide Cross-Section Range & Stable Bulk Supply
Available 1.5mm² ~ 35mm² red/black standard colors; factory mass production capacity supports bulk orders ≥10,000m, stable delivery cycle 7–15 working days.
✅ 25-Year Service Life Warranty
Specially optimized for high humidity, high UV, long-term water contact environments; far longer service span than common rooftop PV cables.
2. Product Structure
Conductor: Class 5 tinned soft copper, IEC 60228 standard
Insulation Layer: Modified irradiation cross-linked XLPO (AD8 hydrolysis resistant grade)
Outer Sheath: Double cross-linked waterproof LSZH XLPO sheath (AD8 dedicated compound)
3. Complete Technical Specifications
Basic Electrical & Environmental Parameters
表格
Item | Standard Data |
|---|---|
Rated Voltage | DC 1500V |
AC Withstand Test Voltage | 6.5kV, 50Hz, 5min |
Continuous Working Temp | -40℃ ~ +90℃ |
Max Conductor Temp (Long-Term) | 120℃ |
Short Circuit Withstand Temp | 250℃, 5 seconds |
Minimum Bending Radius | 6 × cable outer diameter |
Flame Retardant Standard | IEC 60332-1-2 |
Waterproof Grade | AD8 (TÜV 2 PfG 2750/09.20 hydrolysis certification) |
Service Life | ≥25 years under standard floating PV operation |
Color Options | Standard Red / Black; custom colors for bulk orders |
Available Cross-Section Sizes (mm²)
1.5, 2.5, 4, 6, 10, 16, 25, 35
4. Application Scenarios (Target Global Project Buyers)
Core Scenario: Inland Lake & Reservoir Floating PV Power Plants
Mandatory AD8 grade cable required by most EPC bidding documents, long-term contact with freshwater without insulation failure.
Coastal Humid & Salt Fog Distributed PV
Tinned copper + anti-salt fog sheath avoid conductor oxidation and sheath chalking.
Tropical High-Humidity PV Projects (Philippines, Southeast Asia, Central America)
Anti-mold & anti-hydrolysis formula resist year-round rain and high humidity.
Direct Buried Underground PV Wiring
No full conduit required, resist soil moisture, acid & alkali corrosion to cut construction cost.
Industrial Sewage Tank, Freshwater Pool Top PV Installations
Stable performance under persistent water vapor erosion.
Note: For offshore saltwater floating PV stations, choose our upgraded 2 PfG 2962 certified marine solar cable instead.
5. Wholesale & Order Information (MOQ Highlight Block)
Minimum Order Quantity
Standard MOQ: 10,000 meters per specification
Mixed cross-section bulk order acceptable for total quantity ≥10,000m
Sample support: Small test reels available, sample cost refundable after formal bulk order over MOQ
Bulk Order Terms
Production Lead Time: 7–15 working days after deposit confirmation
Packaging: Standard wooden reels (1000m / 2000m per reel), export fumigation-free wooden spools
Shipping Port: FOB factory / FOB Ningbo / FOB Shanghai negotiable
Customization Support: Custom cable printing, special length cutting, OEM brand printing for bulk orders over MOQ
Payment Terms: T/T, L/C at sight
6. Certification Comparison: AD8 Cable vs Ordinary PV1-F Cable
表格
Item | Our AD8 Floating Cable (2 PfG 2750/09.20) | Common PV1-F Rooftop Cable (Only EN50618) |
|---|---|---|
Long-Term Water Immersion Test | 100 days 50℃ energized hydrolysis passed | Only 60min short-term water spray test |
Sheath Compound | Modified AD8 anti-hydrolysis XLPO | General standard XLPE/XLPO without hydrolysis additive |
Conductor | Tinned copper (anti-water oxidation) | Bare copper |
Applicable Scene | Floating PV, coastal, buried, tropical humid PV | Dry rooftop, ground-mounted with full conduit |
Service Life in Water Environment | 25 years stable | 3–5 years aging, leakage & ground fault risk |
Project Bidding Requirement | Meet floating PV tender standard | Disqualified for water-surface PV projects |
7. Frequently Asked Questions (FAQ for Featured Snippet Capture)
Q1: What does AD8 grade mean on solar cables?
A: AD8 is the industry abbreviation for the 100-day 50℃ energized warm water hydrolysis test defined by TÜV Rheinland specification 2 PfG 2750/09.20, representing permanent underwater service qualification for floating PV cables.
Q2: Can I use AD8 cable for regular rooftop solar systems?
A: Yes, AD8 cable fully covers all performance of standard EN50618 PV1-F wires with upgraded waterproof & anti-corrosion performance. It is a premium upgrade choice, though higher raw material cost makes it uneconomical for purely dry rooftop projects.
Q3: What is the MOQ for bulk AD8 solar cable orders?
A: Our minimum order quantity is 10,000 meters per size. Mixed cross-section orders are allowed as long as the total order length reaches 10,000 meters. Small sample reels can be provided for pre-order testing.
Q4: Is this AD8 cable suitable for sea/ocean saltwater floating PV?
A: Not recommended for offshore saltwater scenarios. Saltwater floating projects require our higher-grade cable certified to TÜV 2 PfG 2962/12.23 with extra long-term salt fog & marine microorganism resistance tests.
Q5: What certifications are provided for project bidding?
A: Full set of test reports & certification certificates including TÜV 2 PfG 2750/09.20, EN50618, IEC62930, UL4703, CE, CPR, RETIE, fully compliant with global PV tender standards.
Hualan Technology was founded in 2020, is a collection of solar accessories production, sales, research and development and service as one of the high-tech enterprises. At present, the business covers the production and sales of solar photovoltaic cables, photovoltaic cable connectors.
