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InkScape™ COB LED

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INKSCAPE™
10 years

LED display expertise

3,000+

Projects worldwide

HLD. Your LED display partner.

Outdoor fine-pitch, COB & other LED display solutions.

  • OEM / ODM
  • System integration
  • BIM / CAD drawings
  • Technical support
  • Compliance pack
COB LED DISPLAY

Certifications

Certified for global projects

Original certificate scans, not badges — click any certificate to read it in full.

All certificates
Performance

Built for the big picture

Brightness, contrast, durability and lifespan — the four numbers that decide how a wall looks on day one and year ten.

High-brightness LED stage display
01
1,200nits

Ultra High Brightness

Deep black COB LED module surface
02
10,000: 1

True Black & High Contrast

Precision manufacturing and aluminum housing
03
IP65front

Rugged & Reliable

Electronics engineered for long operational life
04
100,000hours

Long Lifespan

ArchitectureExplore the constructionCabinet, COB module and front-service power & data hub
Architecture

Premium Components.
Superior Design.

  1. 01
    Die-cast aluminum cabinet

    Precision-machined frame for seamless tiling and structural rigidity.

  2. 02
    COB LED module

    Flip-chip COB surface for true black, high contrast, and impact resistance.

  3. 03
    Power & data hub

    Integrated receiving card and power distribution for front-service access.

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COB LED module surface
2
3
SpecificationsView technical specificationsPixel pitch, brightness, refresh rate, cabinet size and more
Specifications

Technical specifications

Pixel Pitch
P0.9 – P2.5
Brightness
600 – 1,200 nits
Contrast Ratio
> 10,000:1
Refresh Rate
3,840 Hz
Viewing Angle
178° / 178°
Surface Protection
IP65 front
Cabinet Size
600 × 337.5 mm
Weight
≈ 4.5 kg / cabinet
Operating Temp
−10°C – 40°C
Lifetime
100,000+ hours
HLD COB LED cabinet front view
Front
Seamless COB surface
HLD COB LED cabinet rear housing
Rear
Die-cast service bay
Series

Find the Right Fit

Rule of thumb: pixel pitch in mm ≈ the closest comfortable viewing distance in meters. The lens on each card shows the real pixel density.

Executive boardroom with a large fine-pitch video wall
Most chosen
P0.9
Ultra Fine Pitch
BoardroomsLuxury retail
View from
1 m+
Brightness
600–800 nits
Quote P0.9
Buyer FAQ

Real questions.
Straight answers.

What integrators ask before ordering from an overseas factory — and exactly how we handle it.

  • Certified

    CE · FCC · RoHS · ISO 9001

  • Live factory tour

    On WhatsApp video, any time

  • Spares included

    Modules, PSU & cards

  • Front service

    Swap parts in minutes

JohnMandyAria Xiao

Didn’t find your question?

We reply to every inquiry within 2 hours.

Ask our team on WhatsApp
01Is it certified for my market?

Yes. Our IS series carries CE (EN IEC 62368-1), FCC Part 15B and RoHS certificates, and the factory runs an ISO 9001:2015 quality system. The original scans are shown at the top of this page.

  • Full certificate files and test reports are sent before you order, so your customs broker can check them.
  • Certificates match the exact model on your quote, not a generic brochure.
  • Need UL or another local mark? Tell us at inquiry and we confirm qualifying models before quoting.
02Can I verify quality before I pay?

Yes — buying from an overseas factory you have never visited is a real risk, so we make verification easy.

  • Live video factory tour on WhatsApp: production lines, aging room and QC station.
  • Third-party pre-shipment inspection (SGS, BV or your own inspector) is welcome.
  • A burn-in test video of your actual cabinets, labeled with your order number, before packing.
  • Order a sample cabinet first to judge picture quality and build.
03How do I clean it safely?

COB seals the LED chips under a solid, IP65-rated layer, so there are no exposed lamp beads to knock off — the #1 cause of dead pixels when cleaning SMD screens.

  • Power off, then wipe gently with a dry microfiber cloth; lightly dampen it with screen cleaner for fingerprints.
  • Never spray liquid onto the screen; avoid alcohol-based or abrasive cleaners.
  • Every order ships with a printed COB cleaning guide, plus a video walkthrough for your staff.
04Do I need protective glass?

For most indoor projects, no. The COB surface is anti-scratch, impact-resistant and IP65-rated at the front against dust and water.

  • No glass means no reflections, the full 178° viewing angle, and lower material and installation cost.
  • For extreme cases (e.g. children’s play areas) we advise honestly whether extra protection is worthwhile.
05What if it arrives damaged?

Every cabinet is tested before packing and shipped in flight cases or reinforced cartons — and we stand behind delivery.

  • Packing photos and a loading video are sent before the shipment leaves.
  • Spare modules, power supplies and receiving cards are included in every order.
  • Choose EXW, FOB, CIF or door-to-door DDP to fit your budget and risk.
  • Send photos on arrival and we replace any transit-damaged parts.
06Is COB worth the extra cost?

It depends on viewing distance and use. We would rather recommend the right product than the most expensive one.

  • Pixel pitch is matched to your real viewing distance, so you don’t pay for invisible resolution.
  • Fewer dead pixels and lower maintenance over the screen’s life often close the price gap.
  • On request we quote COB and SMD side by side for the same wall to compare total cost.
07Who installs and services it?

Your local AV team can install and service it, with our engineers supporting every step.

  • Structural drawings, power and signal diagrams, and a cabinet layout are provided before shipping.
  • Front-service design: modules and power parts swap from the front in minutes.
  • Remote commissioning by video call; on-site engineers can be arranged for larger projects.
  • Service goes straight to a named contact on WhatsApp, not a ticket queue.
08Custom sizes, curves or corners?

Yes. The 600 × 337.5 mm 16:9 cabinet tiles into standard 2K / 4K walls, and we engineer custom layouts around your space.

  • Send wall dimensions or a floor plan; we return a layout with exact resolution, size and weight.
  • Seamless 90° corners and curved walls are available for naked-eye 3D installations.
  • OEM / private-label options for integrators and distributors.
Inquiry

Start Your Project

Pick a sales specialist on the right to continue on WhatsApp. We reply to every inquiry within 2 hours.

  • Emailaria@holedscreen.com
  • AddressNo. 75 Southwest of the Intersection of Gaoxin 5th Road and Fazhan Avenue, Huarong District, Ezhou City, Hubei Province, ChinaWuhan Optics Valley R&D Center
Sales team online

Talk to a specialist

Tap a person to continue on WhatsApp — no form needed.