{"id":4411,"date":"2024-02-20T01:47:53","date_gmt":"2024-02-20T01:47:53","guid":{"rendered":"https:\/\/mechanc.com\/?post_type=product&#038;p=4411"},"modified":"2026-08-11T14:55:13","modified_gmt":"2026-08-11T14:55:13","slug":"1-85mm-female-2-hole-flange-rf-connector-0-23mm-pin-diameter-1-85-kfd11","status":"publish","type":"product","link":"https:\/\/mechanc.com\/de\/produkt\/1-85mm-female-2-hole-flange-rf-connector-0-23mm-pin-diameter-1-85-kfd11\/","title":{"rendered":"HF-Steckverbinder 1,85 mm, Buchse, 2-Loch-Flanschmontage \u2013 vor Ort austauschbar, Lochabstand 9 mm, Stiftdurchmesser 0,23 mm"},"content":{"rendered":"<h2>1.85mm Female 2-Hole Flange Mount RF Connector \u2013 Field Replaceable, Model 1.85-KFD11<\/h2>\n<p>The <strong>1.85 mm female 2-hole flange mount RF connector<\/strong> with <strong>9 mm hole spacing<\/strong> and a <strong>0.23 mm pin diameter<\/strong> provides high-precision connectivity and mechanical reliability for compact high-frequency systems. Designed for <strong>50 \u03a9 impedance<\/strong> and operation up to <strong>67 GHz<\/strong>, the 1.85-KFD11 delivers low-loss, phase-stable performance in metrology and measurement environments. Explore Mechanc\u2019s full <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/\">RF connector catalog<\/a>.<\/p>\n<h3>Electrical Precision and Signal Integrity<\/h3>\n<p>The <strong>1.85-KFD11 RF connector<\/strong> achieves <strong>VSWR \u2264 1.2<\/strong> and <strong>insertion loss \u2264 0.06 \u221aF(GHz) dB<\/strong>, ensuring accurate impedance matching and minimal return loss throughout the 67 GHz range. Its precision-machined 1.85 mm interface guarantees consistent electrical contact and repeatable measurements in calibration and frequency-extension applications. Discover our <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/1-85mm-connectors\/\">1.85 mm connectors<\/a>.<\/p>\n<h3>Mechanical Design and Mounting Configuration<\/h3>\n<p>The <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/2-hole-flange-mount-connectors\/\">2-hole flange mount design<\/a> with <strong>9 mm hole spacing<\/strong> provides a compact, secure mounting footprint ideal for precision analyzers and modular assemblies. The symmetrical geometry maintains torque balance and stable reference-plane alignment under repeated mechanical stress or temperature cycling.<\/p>\n<h3>Material Engineering and Surface Treatment<\/h3>\n<p>Manufactured from <strong>passivated stainless steel<\/strong> and featuring a <strong>gold-plated beryllium-copper contact<\/strong>, the <strong>1.85-KFD11 connector<\/strong> offers excellent conductivity and resistance to corrosion. High-accuracy machining ensures coaxial alignment and consistent mating performance. All components are <strong>RoHS<\/strong> and <strong>REACH compliant<\/strong>. View other modular designs in our <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/field-replaceable-connectors\/\">field-replaceable connectors<\/a>.<\/p>\n<h3>Applications and Custom Engineering Options<\/h3>\n<p>The <strong>1.85-KFD11 2-hole flange mount RF connector<\/strong> is suitable for microwave analyzers, calibration ports, and test fixtures requiring compact, high-stability interfaces. Mechanc provides customization services including flange re-sizing, plating alternatives, and non-magnetic materials tailored to specific RF or environmental conditions.<\/p>\n<p>For the corresponding male interface, see the mirror part: <a href=\"https:\/\/www.mechanc.com\/rf-connectors\/1-85mm-male-2-hole-flange-rf-connector-0-23mm-pin-diameter-1-85-jfd11\/\">1.85 mm Male 2-Hole Flange RF Connector \u2013 0.23 mm Pin Diameter, Model 1.85-JFD11<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.85mm Female 2-Hole Flange Mount RF Connector \u2013 Field Replaceable, Model 1.85-KFD11 The 1.85 mm female 2-hole flange mount RF connector with 9 mm hole spacing and a 0.23 mm pin diameter provides high-precision connectivity and mechanical reliability for compact high-frequency systems. Designed for 50 \u03a9 impedance and operation up to 67 GHz, the 1.85-KFD11 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