Mistakes in probe selection can lead to accidents! We will measure the contact resistance and select the optimal high-current probe for your company free of charge.
The selection of probes for high current applications must be done carefully. If the selection is incorrect, there is a risk of serious problems such as abnormal heating or sparks, which can lead to equipment failure. There are mainly two important points to consider when choosing the appropriate probe: 1. Compatibility of the operating current value and specifications: It is crucial to ensure that the probe's maximum operating current has sufficient margin compared to the actual operating current value. 2. Contact resistance between the probe and the workpiece: High contact resistance can lead to increased heating during current flow. Selecting a probe that can achieve stable low contact resistance contributes to ensuring safety and quality. However, there are many customers who say, "I don't know what specific criteria to use for judgment." Therefore, Sankei Engineering offers a **free probe selection service**. We will actually take your workpiece (product or part) and measure the contact resistance using our equipment. Based on the data obtained, we will propose the most suitable probe for your operating environment. Inquiries during the comparison and information-gathering stage are also welcome. Please feel free to consult us through the contact form on our website.
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Flow of Use 1. Inquiry: We will hear about your current issues and usage environment (current values, temperature, etc.). Web meetings or direct visits for discussions are also possible. 2. Work Submission: Please send us your workpieces or the contact probes related to your current issues. 3. Experiment: We will conduct measurements and experiments, such as contact resistance, using our equipment. 4. Proposal: We will propose the optimal products along with actual measurement data (report). 5. Sample Provision: If desired, we will prepare sample products for you to try on-site. *If we cannot accommodate with existing catalog items, we also accept the design and manufacturing of custom products.
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Contact probes are indispensable for the manufacturing of all precision instruments. Since entering this field 50 years ago, Sankei Engineering has actively worked on "technologies and products that cannot be imitated by other companies," accumulating unique know-how. Particularly in specialized areas that require high precision, such as measurements under high current, high voltage, and extreme temperatures, it is difficult to meet the demands without our outer spring type (integrated) contact probes, establishing a significant competitive advantage in this market.



