3.5mm Female 2-Hole Flange Mount RF Connector – Solder Attachment, 12.2mm Hole Spacing, 1.27mm Pin Diameter, Solder Cup

3.5mm Female 2-Hole Flange Mount RF Connector – Model 3.5-KFD38

The 3.5 mm female 2-hole flange mount RF connector with a 1.27 mm pin and 12.2 mm hole spacing is a precision-engineered solder-cup interface designed for broadband testing, instrumentation modules, and calibration systems. Its solder attachment mechanism provides excellent electrical contact and long-term signal reliability.

Electrical Performance and Frequency Range

Providing 50 Ω impedance, VSWR ≤ 1.1, and insertion loss ≤ 0.06 √F(GHz) dB, the 3.5-KFD38 connector ensures superior signal integrity across DC–26.5 GHz. It maintains minimal reflection and phase variation, making it ideal for laboratory-grade test environments. See additional precision interfaces in our 3.5 mm connector catalog.

Material Engineering and Compliance Certification

Constructed from stainless steel with gold-plated beryllium copper contacts, this connector offers corrosion resistance, strong conductivity, and long mechanical lifespan. Every model is fully REACH and RoHS compliant, ensuring adherence to international performance and environmental standards. Related configurations are available in our flange-mount connector range.

Mechanical Layout and Mounting Structure

The 2-hole flange mount pattern with 12.2 mm spacing provides precise alignment, secure fastening, and high mechanical stability. The solder-cup design supports efficient cable termination while maintaining consistent impedance. Browse our RF connector catalog for additional solder-compatible connector types.