This page is not the official website. Generated by AI, does not constitute any advice. If needed, please click here to visit the corresponding official website.

Your Trusted Source for Passive Electronic Components

Premium carbon composition potentiometers, buzzers, capacitors, diodes, terminal blocks, and more — manufactured in China with precision, reliability, and global compliance.

Carbon Composition Potentiometer Magnetic Speaker Raw Audio Speaker Piezo Buzzer
Factory and Components

About Us

Since 2005, passive-electroniccomponents.com has been a leading manufacturer and exporter of high-quality passive electronic components from China. We specialize in carbon composition potentiometers, magnetic and piezo buzzers, terminal block connectors, capacitors, diodes, and other essential electronic parts.

Our mission is to be your trusted sourcing partner — providing reliable components that meet international standards for performance, durability, and safety across industrial, automotive, consumer electronics, and IoT applications.

43+ Product Categories
Global Distribution Since 2005
Strict Quality Control & Testing

Our Product Range

Explore our comprehensive catalog of passive electronic components engineered for reliability, precision, and long-term performance in demanding environments.

Carbon Composition Potentiometer

10mm Spain Carbon Composition Potentiometer PT10

  • Resistance: 100Ω ~ 5MΩ
  • Power Rating: 0.15W
  • Tolerance: ±20% (1kΩ–1MΩ)
  • Angle: 220°±20°
Potentiometer
Piezo Buzzer

23mm Piezo Buzzer

  • Type: Passive / Active Options
  • Voltage: 3V–9V
  • Sound Level: Up to 85dB
  • Size: 23mm diameter
Micro Piezo Buzzer
Magnetic Speaker

8Ω 0.5W External Magnetic Speaker

  • Impedance:
  • Power: 0.5W
  • Application: Toys, Alarms, Devices
  • Compact Size: Ideal for portable use
Raw Audio Speaker
45mm Tweeter Speaker

45mm Foam Cone Internal Tweeter

  • Size: 45mm with metal shell
  • Type: Raw audio speaker driver
  • Use Case: Audio systems, embedded devices
  • Color: Black
Raw Audio Speaker
40mm Bluetooth Speaker Driver

40mm Bluetooth Speaker Driver

  • Size: 40mm foam cone
  • Type: Internal magnetic driver
  • Application: Bluetooth audio devices
  • Design: Compact and efficient
Raw Audio Speaker
50mm Weatherproof Mylar Speaker

50mm Weatherproof Mylar Speaker

  • Size: 50mm ultra-slim
  • Feature: Weather-resistant design
  • Use: Portable equipment, outdoor devices
  • Material: Mylar cone for clarity
Mylar Speaker
Metal-Glazed Chip Trimmer

3x3mm Metal-Glazed Chip Trimmer Potentiometer

  • Resistance: 100Ω – 1MΩ
  • Tolerance: ±25%
  • Withstand Voltage: 50V
  • Size: 3x3mm SMD
Trimmer Potentiometer
Single Turn Wirewound Potentiometer

Single Turn Wirewound Potentiometer WX118

  • Type: Rotary Potentiometer
  • Tolerance: ±10%
  • Temp Coefficient: ±100ppm/℃
  • Application: Instruments, control panels
Rotary Potentiometer
Metallized Polypropylene Film Capacitor

Metallized Polypropylene Film Capacitor CBB81

  • Voltage: 1000VDC – 2000VDC
  • Temp Range: -40℃ to +85℃
  • Rated Temp: 85℃
  • Also Known As: MPP Film Capacitor
Capacitor
Glass Tube Fuse

5x20 Glass Tube Fuse

  • Rating: 1A 250V
  • Temp Range: -55℃ to 125℃
  • Solder Resistance: 260℃ for 10s
  • Lead Type: No Lead (RoHS)
Fuse
Terminal Block Connector

5.0mm PCB Terminal Block Connector

  • Housing: PA66 (UL94V-0)
  • Pin Material: Brass, Tin Plated
  • Reed: Phosphor Bronze
  • Pitch: 5.0mm
Terminal Block
Silicon Rectifier Diode

Silicon Rectifier Diode 1N4001

  • Reverse Voltage: 50V
  • Current: 1A
  • Package: DO-41
  • Application: Power rectification
Diode

Why Choose Us?

We deliver excellence in every component — from design to delivery.

Manufacturing Expertise

Over 18 years of experience producing high-reliability passive components for global markets.

Rigorous Quality Control

Each batch undergoes strict testing for electrical performance, durability, and environmental resistance.

Global Supply Chain

Efficient logistics and vendor consolidation services to simplify your procurement process.

Compliance Assured

Products meet RoHS, REACH, and other international standards for safety and environmental impact.

18+
Years in Business
400+
Components Available
50+
Global Clients
100%
Quality Tested

What Our Partners Say

"Time is flying away, remember the first time we met in Ningbo in the year of 2005. I'm so happy with you and your team. Thanks for your support and let's look forward to the next years together."

HV

Mr. Halit Vergili

Long-term Partner

"From partner to friend, you always give me surprise for your goods and service. We appreciate it so much. By the way, the pickled fish sauce is so nice. I'm self-confident of my cooking skills again. Don't forget hot pot date next time."

NK

Ms. Nathalie Kruse

European Distributor

Strict Quality Control Process

Every component undergoes multiple stages of inspection — from raw material selection to final packaging. Our QC team ensures compliance with international standards and customer specifications.

  • Raw Material Inspection
  • In-Process Testing
  • Final Electrical & Environmental Testing
  • Batch Traceability & Documentation
Quality Control Lab

Get in Touch

Ready to source high-quality passive electronic components? Contact us today for pricing, samples, and technical support.

Visit Official Website to Contact

All inquiries are handled directly through the official website.

Notice for Buyers: If you are a buyer, the above information is generated by AI collection and does not constitute any advice. If necessary, please visit the corresponding official website.

For Domain Owners: If you are the domain owner and do not want to be included by fobcompany.info, please contact support@fobcompany.info via your corporate email to cancel. We will cancel your inclusion within 3 business days.

如果您是域名所有者 不想被fobcompany.info收录 请用企业邮箱联系support@fobcompany.info 取消收录 我们将在3个工作日取消您的收录

Service Request: If you are other domain and want to be included, please contact support@fobcompany.info

如果您是其他域名合作 也请联系support@fobcompany.info