High Current Pogo Pin

Alizn Professional Customization

High Current Pogo Pins
Spring Loaded High Current Pin Catalog

High current pogo pin, also known as spring loaded high current pins, high current spring contacts, or through hole spring loaded high current 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.

High Current Pogo Pins Overview

High Current Pogopin Product Details

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

What is a high current pogo pin

High current pogo pin is a spring loaded electrical contact designed to carry relatively large amounts of current while still allowing repeated, reliable connections. It typically consists of a plunger, spring, and barrel, and maintains contact force through the internal spring. “High current” versions are engineered to reduce contact resistance and heat buildup by using a larger pin diameter, a bigger contact area, stronger spring force, and low resistance materials with suitable plating (commonly gold or silver). They are widely used in charging docks, battery contacts, test fixtures, industrial connectors, robotics, and other applications where quick connect/disconnect is needed. Key selection factors include continuous current rating, contact resistance, allowable temperature rise, stroke and working travel, mechanical life (mating cycles), vibration tolerance, and environmental requirements such as corrosion resistance.

How to install high current pogo pin

To install a high current pogo pin, first confirm the pin’s current rating, stroke, and mounting style (PCB mount, press fit, or housing mount). For PCB mounting, follow the footprint drawing, ensure correct hole size and plating, and keep copper traces wide with short paths to reduce resistance and heating. Solder carefully using the recommended temperature profile to avoid damaging the spring mechanism; avoid excessive dwell time. For press fit types, use the specified insertion force and a flat, guided press tool so the barrel is not bent. If mounting in a plastic or metal housing, ensure the pocket depth matches the pin length and working travel, and provide firm mechanical support. Finally, verify alignment with the mating pad, measure contact resistance, and test under load for temperature rise.

high current pogo pin material and structure

high current pogopin material & parts

High current pogo pin typically has three main parts: plunger (tip), spring, and barrel (housing). The plunger and barrel are often made from brass or copper alloys for good conductivity, sometimes beryllium copper for strength and springiness in the tip. The spring is usually stainless steel or music wire for fatigue resistance. To lower contact resistance and prevent corrosion, surfaces are plated most commonly gold over nickel for stable, low oxidation contact, or silver when very low resistance is needed (but it can tarnish). High current designs may use a larger diameter, thicker walls, and stronger springs to maintain contact force and reduce heating.

high current pogopin internal structures

high current pogopin Internal structures

high current spring loaded contacts commonly use three internal structures. (1) Plunger bevel structure: the plunger tip has a beveled face that guides contact, increases effective touch area, and helps reduce contact resistance under load. (2) Plunger bevel + steel ball structure: a small steel ball is integrated at the contact point to provide rolling/self cleaning action, improving stability and wear performance during repeated mating while maintaining low resistance. (3) Plunger inner hole bevel structure: the plunger includes an internal beveled hole that improves alignment and pressure distribution, supporting higher current by lowering localized heating and enhancing mechanical reliability. These designs target better conductivity, durability, and consistent contact force in high power applications.

how do high current pogo pins work

How high current pogo pins work

High current pogo pins work by using a spring loaded plunger to maintain steady contact pressure against a mating pad or pin, even with vibration or slight misalignment. When pressed, the plunger slides into the barrel, compressing the internal spring. This creates a consistent normal force that breaks through light surface films and keeps contact resistance low. Current flows through the conductive path formed by the plunger, spring interfaces, and barrel into the PCB or cable connection. High current designs reduce heating by using larger diameters, smoother contact surfaces, stronger springs, and highly conductive materials with gold or silver plating. Proper alignment and sufficient working travel ensure stable contact and long mating life.

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 high current pin

Selection Guide of High Current Pogo Pin

Select high current 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
High Current Spring Loaded Pin Performance

High Current 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 high current pogo pins / high current 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 high current 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 High Current 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.

High Current Spring Loaded Pins Electroplating

High Current Pogo Pin Surface Treatment

Various surface treatment methods to meet your needs

high current pogo pins electroplated gold golden yellow
Electroplated Gold - Golden Yellow
Electroplated Nickel - Silver White
Before Electroplating - Brass Color
Packaging Options for High Current 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
High Current Contact Pin Customization Process

From Design to Quality Control
Every Step Tailored to Perfection

Alizn high current 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 High Current 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

High Current 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.