ODM High-Precision Gold-Plated Brass Pogo Pins for PCB - China Factory Suppliers Custom Connectors Manufacturers, Factories

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Product Description

◆ Product Overview

At Shenzhen Sunmy Hardware Co.,Ltd., we specialize in manufacturing high-precision connector components. Our Custom Gold-Plated Brass Spring Pogo Pins are engineered for reliable electrical connections on PCBs and intricate electronic devices. As experts in Precision Turned Parts, we offer fully customized solutions, adjusting material, plating thickness, force, and dimensions to meet your exact specifications. This product is designed for applications where high reliability, smooth mating, and consistent force are non-negotiable.

◆ Process & Manufacturing Insights

Our Pogo Pins are produced using advanced Precision Turned Parts technology, often utilizing Swiss-type CNC machines for the highest concentricity and tightest tolerances. This process ensures exceptional dimensional accuracy, often achieving tolerances as tight as +/- 0.005mm. The rotational nature of turning allows for the creation of the complex, segmented body with a highly concentric and polished surface finish. This polished surface is critical for smooth spring action and optimal plating adhesion, preventing premature plating wear. We maintain a strong development capability to design tooling and program machines for any unique pin geometry you require.

◆ Key Specifications

We are a 100% custom-centric manufacturer. The following specifications are representative and fully adjustable based on your needs.

Specification

Details

Type / Product Category

Spring-Loaded Pogo Pin Connector Component

Base Material

High-Grade C3604 Brass Alloy / CuZn39Pb3 (or customized alloy)

Surface Treatment / Plating

Thick Gold Plating over Nickel (e.g., 3u", 5u", 10u" or customized thickness)

Surface Finish

Highly Polished, Smooth Surface

Manufacturing Process

Precision Turned Parts (CNC Swiss-Lathe)

Dimensions

Fully Customizable (Provide your blueprint for quotation)

Pin Configuration

Round, Sharp, Flat, Star, Triple-point (as required)

Spring Force

Customized Force (Preload & Working Force, measured in grams-force)

Country of Origin

China

Customization Options

Dimensions, Material, Force, Plating Thickness, Pin Style, Mounting Method

◆ Main Features & Advantages
  • ✓
    Exceptional Precision & Surface Finish Our CNC turning capabilities and post-process polishing result in precise segmented bodies and a smooth, low-friction surface. This ensures optimal spring performance and consistent electrical contact with minimal plating wear.
  • ✓
    Reliable High-Cycle Electrical Connection Engineered for stable force, high cycles, and low contact resistance, crucial for PCB applications, power transfer, and signal transmission. The gold plating ensures long-term corrosion resistance and excellent conductivity.
  • ✓
    100% Full Customization is Our Strength As your solutions provider, we do not limit you to catalog parts. Every dimension, material choice (various brass grades, CuBe, music wire for internal parts), pin geometry, internal spring force, and plating thickness is customized. We turn your concepts into real products.
  • ✓
    Rapid Prototyping & Scalability Leveraging our strong development capability, Sunmy can provide rapid prototyping to validate your design, followed by mature scale-up to high-volume production, ensuring competitive lead times and quality.
◆ Technical FAQ
Q Can you accommodate extremely tight tolerances?
Yes. Leveraging our advanced Swiss-type precision lathes, we can maintain tolerances of critical dimensions down to +/- 0.005mm.
Q What material options do you provide for the internal spring?
While the body and plunger are typically turned from brass with gold plating, we can use music wire, stainless steel (SUS301/304), or Beryllium copper (CuBe) for the spring, depending on the required force and environment.
Q Can you provide customized internal force measurements?
Absolutely. The internal spring force (preload, working force, full compression) is a key parameter we can calibrate based on your specific application requirements.
Q Does Sunmy provide engineering design assistance?
Yes. Our development team can review your connector design to ensure manufacturability via precision turning and suggest optimizations for cost and performance.
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◆ Get a Fast, Technical Quote & Free DFM Review

Don't let tolerance stack-up delay your product launch. Submit your project details, and our engineering team will evaluate your design for manufacturability before the first cut.

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? Frequently Asked Questions
Q What is a gold-plated brass spring pogo pin and how does it work?
A pogo pin is a spring-loaded electrical contact used to create reliable, temporary connections between PCBs or electronic components. It consists of a precision-turned brass barrel, a spring-loaded plunger, and a gold-plated surface. When compressed, the internal spring maintains consistent contact force, ensuring a stable electrical connection throughout its operating life.
Q Why is gold plating preferred over other surface treatments for pogo pins?
Gold is the preferred plating material for pogo pins due to its outstanding corrosion resistance, excellent electrical conductivity, and long-term reliability. Unlike silver or tin, gold does not oxidize, which ensures stable low contact resistance over thousands of mating cycles. We offer customizable gold plating thicknesses (3u", 5u", 10u" or more) applied over a nickel undercoat for maximum durability.
Q What is the minimum order quantity (MOQ) for custom pogo pins?
Our MOQ is flexible and depends on the complexity of the custom design. We support low-volume prototyping runs to validate your design, as well as high-volume production orders. Please contact our team with your specific requirements and we will provide a tailored quotation and lead time estimate.
Q How long does it take to receive a prototype for a new custom pogo pin design?
Thanks to our in-house Swiss-type CNC turning centers and dedicated tooling team, we can typically deliver prototypes within 7–15 business days after design confirmation. Complex geometries or special material requirements may affect lead time. Our engineering team will provide a precise timeline during the DFM review stage.
Q What file formats do you accept for custom pogo pin drawings?
We accept a wide range of engineering file formats including DWG, DXF, STEP, IGES, PDF (with dimensions), and SolidWorks files. If you only have a sketch or concept, our engineering team can assist in converting your idea into a manufacturable design. A complete dimensional drawing with tolerances is always recommended for the most accurate quotation.
Q Are your pogo pins suitable for high-frequency signal transmission applications?
Yes. Our gold-plated brass pogo pins are well-suited for both power and signal transmission applications, including high-frequency signals. The precision-turned body ensures excellent concentricity and minimal impedance mismatch. For RF or high-speed digital applications, we can discuss specific design parameters such as pin geometry, spring material, and plating thickness to optimize signal integrity.

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