Rolling Pogo Pin

Alizn Professional Customization

Rolling Pogo Pins
Spring Loaded Rolling Pin Catalog

Rolling pogo pin, also known as spring loaded rolling pins, rolling ball spring contacts, or through hole spring loaded rolling pins, are primarily used to establish reliable electrical or signal connections between components. They ensure consistent conductivity and stable contact performance in various electronic applications.

Rolling Pogo Pins Overview

Rolling Pogopin Product Details

With advanced technology and expert craftsmanship, we create durable, high performance custom rolling pogo pin / rolling spring connector pin tailored to each project’s needs. 

What is a rolling pogo pin

Rolling pogo pin is a type of spring loaded electrical contact designed for reliable power or signal transmission. It is also known as a rolling ball contact pin or rolling ball spring loaded pin. Their core function is to conduct electricity or signal transmission. The pin mainly consists of four core components: a rolling ball, solid pin, spring, and outer body. When the pogo pin is in operation, the inclined plane generates lateral force that pushes the rolling ball against the inner wall of the body, maintaining stable contact pressure. This allows the electrical current to flow primarily through the gold plated rolling ball and body, achieving very low and stable contact resistance even during frequent insertion, movement, or repeated use.

How to install rolling pogo pin

Installing a rolling pogo pin requires special attention to the rolling function, which is the key advantage over traditional sliding pogo pins. First, prepare the mounting hole or housing according to the specified diameter and depth, ensuring smooth inner walls so the rolling ball can rotate freely. Insert the rolling pogo pin with the rolling ball facing the mating surface. Proper alignment is critical: the pin must be installed perpendicular to the contact surface so the rolling ball can roll instead of slide during movement. Fix the pogo pin using press fit, soldering, or a dedicated holder, depending on the design. During installation, apply controlled compression to confirm that the spring responds smoothly and the ball rotates without sticking. After mounting, test the rolling action by simulating movement or rotation of the mating part. Verify stable contact force, low contact resistance, and continuous electrical connection while the rolling ball is in motion.

rolling pogo pin material and structure

rolling pogopin material & parts

Rolling pogo pin is a specialized type of pogo pin connector designed for stable electrical conduction with minimal wear. It belongs to the vertical contact and side contact categories and is built around a bevel structure with an internal spring mechanism. The rolling pogo pin consists of four core parts: the rolling ball, solid pin, spring, and body.

The body and solid pin are typically made from lead free copper alloy with gold plating, ensuring excellent conductivity and corrosion resistance. The spring is usually made of lead free stainless steel, providing stable elastic force and long fatigue life. The most critical component is the gold plated rolling ball, which can rotate freely through 360 degrees.

This rolling contact design allows the ball to roll instead of slide during movement, greatly reducing friction, surface wear, and debris generation. As a result, rolling pogo pins achieve extremely low contact resistance, stable signal transmission, and superior durability in dynamic or high cycle applications.

rolling pogopin internal structures

rolling pogopin Internal structures

The internal structure of a rolling ball spring loaded contact is based on a ball and bevel design, specifically developed to achieve stable rolling contact and long term reliability. Inside the contact pin, the inclined bevel surface works together with the internal spring to generate controlled lateral force during compression. This force continuously pushes the rolling ball against the inner wall of the needle tube, allowing the ball to roll smoothly instead of sliding. As a result, friction and surface wear are significantly reduced. The rolling ball maintains consistent contact pressure and a stable electrical path through the gold plated ball and body. This structure ensures low and stable contact resistance, even under vibration, movement, or repeated mating cycles, making rolling ball spring loaded contacts ideal for dynamic and high cycle electrical applications.

How Rolling Pogo Pins Work

Rolling pogo pins work by carefully balancing contact force and contact resistance, which are essential for a stable and reliable electrical connection. These two factors are closely related: as contact force increases, contact resistance is effectively reduced. Inside the rolling pogo pin, the bevel structure and internal spring generate lateral force during compression. This lateral force is converted into a consistent contact force that presses the gold plated rolling ball firmly against the inner wall of the needle tube. Because the ball maintains stable pressure while rolling instead of sliding, contact resistance remains extremely low and stable. This mechanism ensures reliable signal or power transmission even during movement, vibration, or repeated operating cycles.

Dip Pogo Pin Contact Resistance

This chart illustrates that during the full compression and release stroke of the dip pogo pin, the spring force increases smoothly while the contact resistance remains extremely low and stable. This demonstrates a well-engineered internal structure, precise machining tolerances, and high-quality vacuum blind-hole plating that together ensure reliable electrical connectivity and long-term performance stability.

types of spring loaded rolling pin

Selection Guide of Rolling Pogo Pin

Select rolling pogo pins based on travel length, spring force, contact material, and plating to achieve optimal performance, reliability, and durability.
Fully customizable to meet any electrical, mechanical, or environmental requirements.

SN Product Image Full Stroke (mm) Initial Height (mm) Working Height (mm) Catalog Download
1 0.4~0.8 1.80~3.00 1.40~2.60 Short-Dip Pogo Pins
2 1.00 3.15~6.30 1.50~5.60 1.00-Dip Pogo Pins
3 1.50 4.50~10.00 3.20~9.00 1.50-Dip Pogo Pins
4 2.00 5.80~16.00 4.00~15.00 2.00-Dip Pogo Pins
5 2.50 7.10~16.00 4.80~15.00 2.50-Dip Pogo Pins
6 3.00 8.40~20.00 5.60~19.00 3.00-Dip Pogo Pins
7 3.50~5.00 9.70~20.00 6.40~19.00 5.00-Dip Pogo Pins
Rolling Ball Spring Loaded Pin Performance

Rolling Pogo Pin Technical Parameters

Alizn custom pogo pins are carefully crafted using only the finest materials.
Our production team offers superior craftsmanship with over 10 years of experience working with custom dip pogo pins / dip pogo pin connectors.

Items Details
Material Plunger: Lead-Free Copper Alloy
Body: Lead-Free Copper Alloy
Spring: Stainless Steel
Solid Pin: Lead-Free Copper Alloy
Main Technical Parameters Standard state:
Operating temperature: -40~+120°C (Standard)
Operating humidity: 20-85% RH
Storage temperature: -10~+50°C
Storage humidity: 20-85% RH
Rating voltage: 36V AC/DC (Standard)
Rating current: 2A/Pin Continuous (Standard)
Contact resistance: 30 mΩ Max. (Standard)
Withstanding voltage: 250V AC, 1 Minute
Insulation resistance: 500 MΩ Min.
Durability: 10,000 Cycles (Standard)
Working Spring Force: 40~120 gf (Standard)
Electroplating Plunger: Ni Plating 1.4μm, Gold Plating 0.30μm
Body: Ni Plating 1.4μm, Gold Plating 0.10μm
Solid Pin: Ni Plating 1.4μm, Gold Plating 0.10μm
Contact Type Vertical Contact Type
Installation Method SMT automatic placement machine + Reflow soldering
Plugin machine + Wave soldering
Environmental Protection Standard Comply with EU RoHS and Alizn standards

Upload Your CAD File

To begin, provide your contact details and upload the CAD file or detailed product requirements of your design. This allows us to create a detailed 3D model of the part or prototype you're looking to produce.

Receive a Quote & Design Review

Within 12 hours, we’ll send you a detailed quote along with Design for Manufacturability (DFM) feedback. This ensures the feasibility of your project and gives you a clear idea of the costs involved.

Confirm Your Order & Begin Production

Once you approve the quote and design, we’ll proceed with the production of your custom rolling pogo pins.

Shipping & Delivery

Your project enters our manufacturing queue the morning after we receive your approval. On average, custom orders ship within 10-15 business days. In stock products and samples ship within 48 hours.

Just 4 Steps
Custom Rolling Pogo Pin Quotation Process

From detailed consultation to final delivery, we make custom pogo pin orders simple and easy. We pride ourselves on providing exceptional customer service by anticipating your needs, offering customized solutions and on time delivery.

Rolling Spring Loaded Pins Electroplating

Rolling Pogo Pin Surface Treatment

Various surface treatment methods to meet your needs

Electroplated Gold - Golden Yellow
rolling pogopin electroplated nickel silver white
Electroplated Nickel - Silver White
rolling pogo pin before electroplating brass bolor
Before Electroplating - Brass Color
Packaging Options for Rolling Pogopin

Pogo Pin Packaging Method

We ensure each unit is protected from plunger damage, plating scrape, or contamination during transit and storage.
Enabling you to move seamlessly from receiving to production without compromise.
Pogo Pins Vacuum Carrier Tape Packaging
Pogo Pin Connector Vacuum Carrier Tape Packaging
Rolling Contact Pin Customization Process

From Design to Quality Control
Every Step Tailored to Perfection

Alizn rolling pogo pin customization process ensures precision, quality, and efficiency at every stage. From innovative design and advanced production to rigorous quality control, we transform your ideas into high performance solutions. Serving diverse industries, we specialize in creating prototypes and full scale production, turning your vision into reality with unmatched expertise and attention to detail.

Professional Equipment For Rolling Springloaded Pin

The Equipment Behind Custom Pogo Pins

Our professional equipment provides complete solutions for pogo pin customization, ensuring high precision, efficiency, and cost effectiveness.
From design to production, we meet strict quality standards, addressing complex shapes and performance needs.

automatic lathe

High speed auto feeding turning

milling machine

Complex precision machining

stamping press

High accuracy & rigidity

spring coiling machine

Free height & wire diameter precision

electroplating machine

Uniform, clean

coordinate measuring machine

Dimensional & tolerance verification

Pogo Pin Professional Guide

Pogo Pin Knowledge

Alizn explores with you every factor that influences your choice design, functionality, durability, price factors, process, customization options

Rolling Pogo Pin FAQ

Alizn high performance pogo pins, ideal for functional tests or end use applications. Explore our FAQs to discover more about our pogo pin solutions and related technical support.

We need drawings or key specs: size, stroke, force, current, plating, and usage.

Standard parts: 3–7 days. Custom parts: 2–4 weeks depending on complexity.

Yes, sample testing can be provided before mass production.

Yes, we can design sealed / IP67–IP68 waterproof structures.

Yes, we support full customization based on size, force, plating, and structure.