Jiangsu · Zhejiang · Fujian

PV Components

Cables, connectors, mounting rails and balance-of-system parts for EU and MENA installers — we don't touch cells or panels.

What we source on this line

Send any product from this list — or something close — and you get 3 factory quotes in 48 hours.

PV cables

TÜV 2PfG / UL 4703 rated DC cable, 4/6mm², dual-core, UV jacket

Connectors

MC4-compatible pairs, TÜV certified, contact resistance tested

Mounting systems

Aluminum rails, mid/end clamps, roof hooks — mill finish or anodized

Junction & combiner

String junction boxes, fuses, SPDs for small commercial roofs

Balancing parts

Cable clips, ties, end caps, grounding lugs — the parts installers run out of

Kit consolidation

Full BOM for a rooftop kit, packed per installation set

Inside the belt: every sub-line

From a single screw to a full retail set — tell us which niche you are in, and we quote it at belt price.

sub pv cable — Chinese PV supply chain

PV DC cables

TÜV / UL rated 4–6mm² cable, UV-resistant jacket, copper verified by section

sub pv connectors — Chinese PV supply chain

Connectors

MC4-compatible pairs with certified contacts and IP67 sealing

sub pv mounting — Chinese PV supply chain

Mounting systems

Aluminum rails, mid/end clamps and roof hooks — load and anodizing checked

sub pv junction — Chinese PV supply chain

Combiner boxes

PV combiner boxes with fuses and surge protection — wiring and sealing inspected

sub pv ground — Chinese PV supply chain

Grounding

Copper grounding rods and lugs — copper content and plating verified

sub pv tools — Chinese PV supply chain

Installer tool kits

Crimpers, strippers and testers — kits packed to your spec and label

Category-specific QC

How we check this line

Generic inspection misses category-specific failures. These are the checks we run on pv components — each one produces evidence you keep.

  • Certificate authenticity — TÜV / UL certificate numbers checked against issuing-body databases. You receive: Certificate scan + verification note.
  • Copper purity — Cross-section measured; CCA (copper-clad aluminum) screened by resistivity and cut section. You receive: Cut-section photo + resistance value.
  • Insulation & jacket — Jacket thickness measured; UV-grade compound checked against spec. You receive: Measurements vs standard.
  • Connector contact — Contact resistance measured on mated pairs; insertion cycles tested. You receive: Resistance readings per batch.
  • Mechanical & weathering — Rails load-tested, anodizing thickness measured; clamps torqued to spec. You receive: Load & thickness results.
  • Packing & labeling — Reel lengths, HS codes and destination labels verified for customs. You receive: Packing list + label photos.
PV cables, connectors and mounting components
PV Components — sampled and checked on the production line

Red flags we filter before you pay

Every product belt has its own tricks. Here is what goes wrong on this line — and how our process catches it.

⚠ Copper-clad aluminum sold as pure copper cable

Resistivity test + cut-section check on every cable batch

⚠ Forged TÜV marks on connectors — the paper looks perfect

Certificate number verified with the issuing body, not the factory

⚠ Undersized cross-section that overheats under load

Micrometer measurement against rated mm²

⚠ Mixed production dates or reused reels in a rush order

Reel labels and date codes checked during loading supervision

Ready when you are

Sourcing quotes are free. Send a product link or photo — 3 factory quotes in 48 hours, live factory video in 72.

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