Harwin ATE Spring Probe, 45° Spear, 1.27mm Pitch, 3A, 16.35mm

The Harwin ATE Spring Probe is a high-performance two-part spring probe designed for automated test equipment and reliable electrical connections. Featuring a 45° spear head tip style, this probe ensures precise and consistent contact, making it ideal for fine-pitch applications with a centreline spacing of 1.27mm.

Engineered for durability and excellent conductivity, the probe boasts a gold finish on both the head and body. The plunger is constructed from robust steel, whilst the barrel utilises phosphor bronze, ensuring a long operational life. It offers a maximum contact resistance of 100 milliohms and a current rating of up to 3A. With a working travel spring force of 120g, it provides reliable performance under typical testing conditions.

This spring probe operates efficiently across a wide temperature range, from -40°C to +180°C, making it suitable for demanding environments. It is designed to be used with a compatible receptacle or sleeve for secure and stable mounting. Whether used in testing jigs or permanent connector applications, the Harwin spring probe delivers consistent and dependable electrical contact.

Key Specifications

• Connector Type: Spring Probe
• Centreline Spacing: 1.27mm
• Tip Style: 45° Spear
• Current Rating: 3A
• Contact Resistance: 100mΩ maximum
• Spring Force Working Travel: 120g
• Plunger Material: Steel
• Barrel Material: Phosphor bronze
• Finish: Gold on probe head and body
• Operating Temperature: -40°C to +180°C