What is the lead time for delivery?

The lead time is within 15 workdays during the off-season and one month during the peak season.

Does the manufacturer offer OEM or ODM services?

Yes, the manufacturer provides both OEM and ODM services with 8 R&D engineers.

What payment terms are accepted?

Accepted payment terms include LC, T/T, D/P, PayPal, Western Union, and small-amount payment.

Fiber Laser Source Connector Protective Windows Output Head Qbh

Name: Fiber Laser Source Connector Protective Windows Output Head Qbh
Brand: Demark (Wuhan) Technology Co., Ltd
SKU: 2057569952

Hubei, ChinaDemark (Wuhan) Technology Co., Ltd

US$60.00-80.00

1 Piece

Sample price:US$70.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

No After-Sales

Warranty

No After-Sales

Model NO.

JPT

Customized

Non-Customized

Standard Component

Type

Qbh Protective Window

Lens Material

Advantage

Laser Crystal Protective

Application Industry

Electric Welding / Gas Welding / Laser Polishing /

Model

Jpt

Transport Package

Carton Box

Trademark

DMK

Origin

China

HS Code

9013901090

Production Capacity

10000pieces/Year

Key features

Laser Crystal Protection: Designed as a protective window to safeguard the laser crystal from damage and contamination.

High-Purity Alcohol Cleaning: Requires high-purity alcohol for cleaning to avoid traces that cause local laser absorption and overheating.

Multiple Size Options: Available in various dimensions including D12.8-H19.7, D12.9-H16.9, and short versions for different heads.

Versatile Applications: Suitable for electric welding, gas welding, and laser polishing industries.

CE Certified Quality: Product meets CE certification standards ensuring safety and quality compliance.

100% Finished Inspection: Every unit undergoes 100% function inspection before shipping to ensure performance.

Flexible Customization: Supports customization from samples, designs, and minor adjustments for specific needs.

Fast Off-Season Delivery: Lead time is within 15 workdays during off-season, ensuring quick turnaround for orders.

Company profile

High Repeat Buyers ChoiceExperienced TeamSelf-brandedPatents Awarded

Demark (Wuhan) Technology Co., Ltd

Hubei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Guangzhou Port, Shanghai PortAverage Response Time: ≤3.14h

AI-Powered supplier vetting

SummaryDemark (Wuhan) Technology Co., Ltd. is identified as a factory and limited company with 47 employees, offering a broad range of laser equipment, consumables, and repair services. It reports extensive customization and ODM capabilities, new product development during the past year, and an available SDK. The supplier has exported for seven years and provides documented inspection instructions that are uniformly followed. However, its overseas service infrastructure is limited: it has no overseas warehouse, showroom, agents, or branches, and reports services in zero overseas countries. Service-management procedures exist for supplier assessment, corrective actions, and complaints, but records or written procedures are incomplete. A BV audit is listed with validity from July 11, 2025 to July 10, 2026, while the stated audit evaluation result is 0; the context does not explain the scoring system.

Supplier typeThe supplier is described as a factory, a limited company, and a combined-type business with 47 employees. Its offerings cover laser cleaning, welding, 3D printing, marking, cutting, consumables, and repair services, indicating a manufacturing-oriented supplier with a broad product scope.

After-Sales capabilityThe supplier offers laser repair services and reports a complaint-handling procedure, but it has no written records for complaint handling or corrective and preventive actions. It also has no overseas warehouse, showroom, agent, or branch and reports service coverage in zero overseas countries, although it has attended the Japan Welding Show.

R&D capabilityThe supplier states that it introduced new products during the past year, provides ODM services, and has an available SDK. These entries provide explicit evidence of product development and software-related R&D capability.

Production capacityThe supplier is identified as a factory offering multiple categories of laser equipment, consumables, and repair services. Finished-product inspection instructions are available and uniformly followed; reported lead times are within 15 working days in the off-season and one month during peak season.

Customization capabilityBoth slices list customization from samples, customization from designs, full customization, minor customization, and flexible customization. The supplier also reports ODM service availability, providing strong explicit evidence of broad customization capability.

Product Q&A

Q:How should the protective window be cleaned?

Use a cotton swab dipped in high-purity alcohol. Wipe in a spiral shape from the center to the outer ring. Do not reuse swabs or use water, as traces can cause lens damage.

Q:What industries can this QBH protective window be used for?

It is suitable for electric welding, gas welding, and laser polishing applications.

Q:Is this product customizable?

Yes, customization options include customization from samples, designs, full customization, minor customization, and flexible customization.

Q:What is the warranty policy for this item?

This product comes with no after-sales service and no warranty coverage.

Q:What certifications does the product have?

The product holds CE certification.