{"id":5894,"date":"2024-02-20T12:27:09","date_gmt":"2024-02-20T12:27:09","guid":{"rendered":"https:\/\/mechanc.com\/?post_type=product&#038;p=5894"},"modified":"2026-08-11T15:12:59","modified_gmt":"2026-08-11T15:12:59","slug":"sma-female-4-hole-flange-rf-connector-0-38mm-pin-diameter-sma-kfd3","status":"publish","type":"product","link":"https:\/\/mechanc.com\/fr\/produit\/sma-female-4-hole-flange-rf-connector-0-38mm-pin-diameter-sma-kfd3\/","title":{"rendered":"Connecteur RF SMA femelle \u00e0 bride 4 trous \u2013 rempla\u00e7able sur site, entraxe 8,64 mm, diam\u00e8tre de broche 0,38 mm"},"content":{"rendered":"<h2>SMA Female 4-Hole Flange Mount Field-Replaceable RF Connector \u2013 Model SMA-KFD3<\/h2>\n<p>The <strong>SMA female 4-hole flange mount RF connector<\/strong> with a 0.38 mm pin and 8.64 mm hole spacing is optimized for precision RF test systems, analyzers, and calibration assemblies requiring stable performance over multiple connection cycles. Its <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/field-replaceable-connectors\/\">field-replaceable interface<\/a> supports fast maintenance and repeatable electrical results.<\/p>\n<h3>Frequency Response and Return Loss<\/h3>\n<p>Offering <strong>50 \u03a9 impedance<\/strong>, <strong>VSWR &lt; 1.08<\/strong>, and insertion loss &lt; 0.06\u221aF(GHz) dB, the <strong>SMA-KFD3 connector<\/strong> ensures consistent broadband operation from DC to 18 GHz. It minimizes signal reflection and supports phase-stable calibration. Explore other high-precision models in the <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/sma-connectors\/\">SMA connector family<\/a>.<\/p>\n<h3>Material Engineering and Compliance<\/h3>\n<p>Constructed from stainless steel and gold-plated beryllium copper, this connector delivers both strength and superior electrical performance. Fully <strong>REACH and RoHS compliant<\/strong>, it is suited for laboratory and industrial RF environments. Find more <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/flange-mount-connectors\/\">flange-mount connector<\/a> designs for similar applications.<\/p>\n<h3>Mechanical Properties and Installation<\/h3>\n<p>The <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/4-hole-flange-mount\/\">4-hole flange mount<\/a> design (8.64 mm spacing) ensures accurate alignment and robust mounting. Its precision geometry enhances durability and signal stability across repeated mating cycles. See the <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/\">RF connector catalog<\/a> for compatible field-replaceable designs.<\/p>\n<h3>Complementary Male Version<\/h3>\n<p>Combine with the <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/sma-male-4-hole-flange-rf-connector-0-38mm-pin-diameter-sma-jfd3\/\">SMA male 4-hole flange mount RF connector \u2013 Model SMA-JFD3<\/a> for precise broadband pairing in high-frequency measurement systems.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SMA Female 4-Hole Flange Mount Field-Replaceable RF Connector \u2013 Model SMA-KFD3 The SMA female 4-hole flange mount RF connector with a 0.38 mm pin and 8.64 mm hole spacing is optimized for precision RF test systems, analyzers, and calibration assemblies requiring stable performance over multiple connection cycles. Its field-replaceable interface supports fast maintenance and repeatable 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