Reliable Electronic Components Manufacturer

Engineering-grade electronic connectors with certified RoHS compliance and strict mass production consistency.

When your PCB layout requires compact footprints and specific mating cycle requirements, our custom connector structures ensure precise fitment. We support EMS factories and OEMs from initial cabinet drawings to stable volume delivery, minimizing project delays.

RoHS Certified OEM Available Sample Support
Electronic Connectors Product Portfolio

Core Electronic Connectors

Standardized footprints and customized mounting structures for diverse PCB requirements.

USB Connectors

USB Connectors

Available in Type-C, Type-A, and Micro-B. SMT and DIP mounting options with 5000+ mating cycle durability.

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HDMI Connectors

HDMI Connectors

Standard and Mini HDMI interfaces. Gold-plated terminals ensuring low contact resistance for AV equipment.

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Audio Connectors

Audio Connectors

2.5mm, 3.5mm, and RCA sockets. Open-frame structures for consumer electronics and professional audio gear.

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DC Power Connectors

DC Power Connectors

High current capacity DC jacks. Multiple center pin diameters (2.0mm, 2.5mm) for industrial power supplies.

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RJ45 Connectors

RJ45 Connectors

With or without integrated magnetics. Through-hole mounting designed for communication and networking equipment.

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Card Connectors

Card Connectors

SD, Micro SD, and SIM card sockets. Push-push or push-pull mechanisms for secure memory card retention.

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BTB Connectors

BTB Connectors

Board to Board connectors with fine pitch (0.5mm, 0.8mm). Floating structures to absorb PCB assembly tolerances.

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WTB Connectors

WTB Connectors

Wire to Board solutions featuring friction locks. Available in various pin counts for secure internal power routing.

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Solving Real Component Procurement Bottlenecks

Hardware engineers and purchasing managers often face critical constraints during project scale-up. We engineer our processes to eliminate these risks.

Hardware Engineer inspecting PCB layout

Insufficient Connector Lifespan

Impact: Contact resistance increases after repeated use, leading to signal failure, increased RMA rates, and costly PCB rework.

Our Solution: We specify phosphor bronze contacts with custom terminal plating (up to 30μ'' gold), verifying 10,000+ insertion cycles in our testing lab before sample approval.

Volatile Supply Lead Times

Impact: Inability to transition quickly from sample approval to mass production disrupts procurement plans and delays project launches.

Our Solution: As a direct Electronic Component Manufacturer, we control in-house tooling and injection molding, ensuring a stable 14-21 day lead time for standard batch orders.

PCB Interface Incompatibility

Impact: Mismatched mounting holes or footprint dimensions force engineers into time-consuming PCB layout redesigns.

Our Solution: We provide detailed cabinet drawings and 3D step files upfront, ensuring interface compatibility and exact mounting structures (SMT, DIP) fit your existing board.

Application-Specific Solutions

Matching product structures and mounting types to your industry constraints.

Industrial USB Connector SMT
Industrial Equipment

Rugged USB Interfaces

  • Structure: Panel mount with reinforced shielding.
  • Mounting: SMT with retention pegs for PCB stability.
  • Advantage: Withstands high vibration environments; maintains connection integrity over 5000 cycles.
Explore USB Specs →
Medical WTB Connector
Medical Devices

Secure Wire-to-Board

  • Structure: 2.0mm pitch with positive friction lock.
  • Interface: Compatible with standard crimp terminals.
  • Advantage: Prevents accidental disconnection during device operation; RoHS compliant materials.
Explore WTB Specs →
Automotive BTB Connector
Automotive Electronics

Floating Board-to-Board

  • Structure: Dual-row, 0.8mm pitch floating mechanism.
  • Mounting: Vertical stacking for multi-board assemblies.
  • Advantage: Absorbs alignment tolerances during automated assembly; ensures high batch consistency.
Explore BTB Specs →

Manufacturing Facts, Not Just Claims

As a dedicated Connector Factory in China, we base our partnerships on verifiable production capabilities.

RoHS Material Check

RoHS Compliant Materials

All LCP plastics and copper alloys pass strict incoming material inspection to meet international environmental standards.

Sample Approval Process

Rapid Sample Approval

Standard connector samples are dispatched within 3-7 days, complete with dimensional reports for engineering validation.

Automated Mass Production

Automated Mass Production

In-house stamping and automated assembly lines reduce batch-to-batch variation and stabilize delivery schedules.

Connector Testing Lab

Pre-shipment Detection

Every batch undergoes contact resistance, insertion force, and visual inspection before packaging to ensure zero defects.

End-to-End Connector Manufacturing Process

Full control from raw material to final packaging ensures OEM project security.

1

Requirement

Specs & MOQ

2

Drawing

Cabinet & PCB

3

Tooling

Mold Design

4

Stamping

Terminals

5

Injection

Housing

6

Assembly

Automated Line

7

Detection

Electrical & Visual

8

Packaging

Tape & Reel / Tray

Supporting Global Electronics Manufacturing

From high-speed data transmission to stable power delivery across diverse environments.

Consumer Electronics

Consumer Electronics

Type-C and Audio Connectors supporting fast charging and compact open-frame structures.

Industrial Equipment

Industrial Equipment

Rugged RJ45 and DC Power connectors ensuring stable connection amidst vibration.

Medical Devices

Medical Devices

Reliable WTB connectors with strict RoHS compliance and friction lock safety.

Automotive Electronics

Automotive Electronics

Floating BTB connectors designed to absorb PCB assembly tolerances.

Communication Equipment

Communication Equipment

High-speed HDMI and RJ45 with integrated magnetics for clear signal routing.

Smart Home

Smart Home

Compact Card Connectors and Micro USBs optimizing limited internal PCB layout space.

Electronic Connectors Specification Overview

Quickly compare mounting types and typical applications to narrow down your selection.

Connector Type Primary Interface Mounting Way Connection Form Typical Industry
USB Connector Type-A, Type-C, Micro SMT, DIP, Panel Mount I/O Data & Power Consumer, Industrial
HDMI Connector Standard, Mini, Micro SMT, Through-hole High-speed AV Communication, AV
RJ45 Connector 8P8C, w/wo Magnetics DIP, SMT Network / Ethernet Industrial, Telecom
Audio Connector 3.5mm, 2.5mm, RCA DIP, SMT Analog Audio Signal Consumer Audio
Card Connector SD, Micro SD, SIM SMT (Push-Push/Pull) Memory/Data Storage Smart Home, Mobile
BTB Connector 0.5mm, 0.8mm Pitch SMT Vertical/Right Angle Board to Board Automotive, Medical
WTB Connector Various Pitch (Crimp) Through-hole, SMT Wire to Board Industrial, Home Appliance
DC Power Connector 2.0mm, 2.5mm Pin DIP, Panel Mount DC Power Input Industrial Power
3-7 Days
Sample Approval
Rapid prototyping for engineering validation.
14-21 Days
Mass Production
Stable batch delivery for standard items.
100%
Project Delivery
On-time fulfillment secures your launch.
VMI
Inventory Management
Buffer stock support for long-term partners.

Why Stable Supply Matters for Your Procurement Plan

A broken supply chain costs more than the component itself. As a direct Electronic Component Supplier, we align our production plan with your project milestones.

  • Avoid Project Delays: Seamless transition from sample confirmation to mass production without renegotiating terms.
  • Reduce Inventory Pressure: Flexible MOQ and scheduled deliveries help you manage warehouse space and cash flow.
  • Maintain Batch Consistency: Same tooling, same raw materials, and same automated assembly line for every order.

Procurement & Technical FAQ

Answers to common questions from hardware engineers and purchasing managers.

How do I choose the right connector for my PCB?
Selection depends on your specific application constraints. Consider the required mating cycles, current rating, and available PCB real estate. For example, if space is limited, BTB Connectors with a 0.5mm pitch might be ideal. Provide us with your cabinet drawing, and our engineers will recommend the optimal mounting style (SMT or DIP).
Can you customize electronic connectors?
Yes. As a direct manufacturer, we offer extensive OEM support. We can modify pin lengths, adjust terminal plating (e.g., thicker gold for higher insertion life), or design entirely new tooling based on your 3D step files for specialized USB or WTB interfaces.
How long is the sample production lead time?
For standard items like standard RJ45 or DC Power Connectors, samples are typically dispatched within 3 to 7 days. For custom OEM connectors requiring new mold modifications, the sample approval process takes approximately 15 to 25 days depending on complexity.
What information is required before quotation?
To provide an accurate quote, please supply: 1) The specific interface type (e.g., HDMI or Audio), 2) PCB mounting method (SMT, DIP, Panel Mount), 3) Estimated annual usage or batch MOQ, and 4) Any specific compliance requirements (like RoHS) or engineering drawings/BOM lists.
How do you verify connector lifespan?
We utilize automated insertion and extraction testing machines in our lab. Connectors are subjected to their rated mating cycles (e.g., 5,000 to 10,000 times). Before and after the test, we measure contact resistance to ensure it remains below the specified threshold (typically <30mΩ), guaranteeing long-term stability.
Can engineering drawings be provided?
Absolutely. We provide detailed 2D CAD drawings (PDF/DWG) showing exact footprint dimensions, mounting hole locations, and pin assignments. 3D models (STEP format) are also available upon request to help your engineers verify interference within the device casing.
What is your MOQ (Minimum Order Quantity)?
Our MOQ varies by product series and packaging type (Tape & Reel vs. Tray). For standard Card Connectors or USBs, the MOQ is typically one full reel (e.g., 1,000 or 2,000 pcs). However, we offer flexible trial order quantities during your initial NPI (New Product Introduction) phase to support project scale-up.
Connector Factory Production Line

Send Your Drawing or BOM Today

Accelerate your hardware development with our engineering support. We provide rapid sample confirmation, full OEM customization, and comprehensive project evaluation to ensure interface compatibility.

Email Us Directly

xyy@kkg.tw

Call / WhatsApp

+86 13377785035

Factory Address

Rixing Industrial Zone, Tangxia Town, Dongguan City, Guangdong Province, China

Request a Quote

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