1. Introduction
This manual provides essential information for the safe and effective use of cltgxdd High Current Pogo Pin Connectors. These connectors are designed for reliable electrical contact in various applications, including charging, testing, and signal transmission. Please read this manual thoroughly before installation and operation.

2. Product Overview
cltgxdd Pogo Pin Connectors are spring-loaded electrical contacts used in a wide range of electronic devices. They consist of a plunger, barrel, and spring, providing a resilient and reliable connection. Available in various sizes and current ratings, they are suitable for applications requiring high current transfer and durability.

3. Setup and Installation
- Select the Correct Pogo Pin: Refer to the 'Specifications' section to choose the appropriate model based on required dimensions, current rating, and working stroke for your application.
- Prepare Mounting Location: Ensure the mounting surface (e.g., PCB, housing) is clean, dry, and free from debris. The hole or pad for the pogo pin should match the specified dimensions for a secure fit.
- Installation:
- For through-hole pins, insert the pin into the designated hole and solder it securely.
- For surface-mount pins, align the pin with the pad and solder using appropriate reflow or hand soldering techniques.
- Ensure the pin is perpendicular to the mounting surface to guarantee proper contact.
- Verify Alignment: After installation, visually inspect the pogo pin to ensure it is correctly aligned and that the plunger moves freely without obstruction.
4. Operating Instructions
Pogo pins are designed to create a temporary, yet reliable, electrical connection. Proper operation ensures longevity and consistent performance.
- Contact Surface: Ensure the mating contact surface is clean, smooth, and conductive. Any dirt, oil, or oxidation can impede proper electrical contact.
- Alignment: Align the pogo pin with the target contact pad. Misalignment can cause uneven wear, reduced contact area, and potential damage to both the pin and the target.
- Apply Pressure: Apply sufficient pressure to compress the pogo pin plunger within its working stroke. This ensures the spring provides adequate force for a stable electrical connection. Avoid over-compressing the pin beyond its maximum stroke, as this can damage the spring mechanism.
- Current Rating: Do not exceed the specified current rating for each pogo pin model to prevent overheating and damage.


5. Maintenance
Regular maintenance helps ensure the longevity and optimal performance of your pogo pin connectors.
- Cleaning: Periodically inspect the plunger tips and contact pads for any accumulation of dust, debris, or oxidation. Use a soft, lint-free cloth and a mild, non-abrasive cleaning solution (e.g., isopropyl alcohol) to gently clean the contact surfaces. Ensure the pins are dry before re-use.
- Inspection for Wear: Check for signs of wear, such as flattened or bent plunger tips, corroded surfaces, or weakened spring action. Worn pins should be replaced to maintain reliable contact.
- Storage: Store unused pogo pins in a dry, clean environment, preferably in their original packaging or anti-static containers, to prevent contamination and damage.
6. Troubleshooting
If you experience issues with your pogo pin connectors, consider the following troubleshooting steps:
- Intermittent Connection:
- Clean the pogo pin tips and mating contact pads.
- Verify proper alignment between the pin and the target.
- Ensure sufficient compression within the working stroke.
- Check for damaged or worn pins; replace if necessary.
- No Connection:
- Confirm the pogo pin is correctly installed and soldered.
- Check for any physical obstructions preventing contact.
- Test continuity of the circuit.
- Excessive Wear:
- Ensure pins are not over-compressed beyond their maximum stroke.
- Review alignment to prevent sideways friction.
- Consider if the chosen pin model is appropriate for the application's duty cycle and environment.
7. Specifications
Detailed specifications for various cltgxdd Pogo Pin Connector models:
| Model | Dimensions (mm) | Current Rating | Plating | Spring Force | Working Stroke | Max Stroke |
|---|---|---|---|---|---|---|
| M1742 | 3.0x19 | 5A | N/A | N/A | N/A | N/A |
| M2574 | 2.5x4.9 | 25A | N/A | N/A | N/A | N/A |
| M2607 | 8.0x11.8 | 3A | 3u" | 0.3 Copper plated spring | 1.5mm | 2.8mm |
| M2652 | 4.0x8.5 | 5A | 3u" | 0.3 Copper plated spring | 1.5mm | 2.3mm |
| M2744 | 4.4x6.8 | 4A | 3u" | 0.3 Copper plated spring | 0.8mm | 1.3mm |
| M2845 | 3.5x12.5 | 3A | 1u" | 270±30GF | 1.5mm | 2.4mm |
| M2862 | 3.0x6.2 | 10A | 5u" | 100±20GF | 0.8mm | 1.0mm |
| M2864 | 2.0x7.7 | 3A | 3u" | 80±20GF | 0.8mm | 1.2mm |
| M2877 | 6.5x17.0 | 5A | 3u" | 200±30GF | 2.1mm | 2.4mm |
| M2928 | 3.5x9.5 | 4A | 10u" | 120±35GF | 1.5mm | 2.0mm |
| M2943 | 6.0x9.5 | 3A | 3u" | 0.3 Copper plated spring | 1.8mm | 2.5mm |
| M2947 | 6.0x14.0 | 5A | 1u" | 0.4 Copper plated spring | 2.0mm | 4.0mm |
| M3051 | 5.0x20.7 | 3A | 3u" | 70±15GF | 1.2mm | 1.8mm |
| M3059 | 6.0x14.0 | 8A | 3u" | 300±40GF | 2.0mm | 2.5mm |
| M3101 | 2.4x8.7 | 4A | 3u" | 60±20GF | 0.7mm | 1.5mm |
| M3127 | 5.0x5.8 | 1A | 3u" | 0.4 Copper plated spring | 0.9mm | 1.3mm |
| M3145 | 2.4x7.4 | 3A | 3u" | 70±15GF | 1.0mm | 1.2mm |
| M3197 | 3.5x11.5 | 6A | 3u" | 200±40GF | 1.2mm | 2.0mm |
| M3236 | 10.0x16.5 | 5A | 3u" | 0.4 Copper plated spring | 3.0mm | 5.0mm |
| M3255 | 1.85x7.5 | 3A | 3u" | 80±20GF | 1.0mm | 1.6mm |
Note: Dimensions are approximate and may vary slightly. 'N/A' indicates data not explicitly available from provided diagrams for that specific model.

















8. User Tips
- Choose Wisely: Always select the pogo pin model that best matches your application's mechanical and electrical requirements to ensure optimal performance and lifespan.
- Gentle Handling: Avoid bending or applying excessive force to the plunger tip during installation or use, as this can permanently damage the spring mechanism.
- Environmental Considerations: If using in harsh environments (e.g., high humidity, corrosive agents), consider pins with enhanced plating or sealing for improved durability.
- Regular Checks: Incorporate routine visual inspections into your maintenance schedule, especially for high-cycle applications, to catch wear early.
9. Warranty and Support
cltgxdd Pogo Pin Connectors are manufactured to high-quality standards. In the unlikely event of a manufacturing defect, please contact your point of purchase or cltgxdd customer support for assistance. This warranty covers defects in materials and workmanship under normal use. Damage resulting from improper installation, misuse, or exceeding specified ratings is not covered.