{"product_id":"tx2400-fpc-1908","title":"Cdsenet TX2400-FPC-1908 2.4GHz FPC Internal Antenna | 1.5 dBi Gain | WiFi Bluetooth ZigBee Module","description":"\u003cdiv style=\"font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #333; line-height: 1.6; max-width: 1000px; margin: 0 auto; padding: 10px;\"\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"font-size: 24px; color: #111; border-bottom: 2px solid #eee; padding-bottom: 10px; margin-bottom: 20px;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; color: #444; margin-bottom: 20px;\"\u003eThe \u003cstrong\u003eTX2400-FPC-1908\u003c\/strong\u003e is a precision-engineered 2.4GHz FPC (Flexible Printed Circuit) internal antenna delivering \u003cstrong\u003e1.5 dBi gain\u003c\/strong\u003e with VSWR ¡Ü1.5 across the ISM band (2400-2500 MHz). Measuring an ultra-compact \u003cstrong\u003e19mm ¡Á 8mm\u003c\/strong\u003e with 1g weight, this antenna features an IPEX-I (U.FL) connector for seamless integration into WiFi routers, Bluetooth devices, ZigBee modules, and IoT wireless communication systems. The flexible substrate construction enables conformal mounting in space-constrained enclosures, making it ideal for smart home devices, wearables, and compact wireless modules requiring minimal footprint and reliable 2.4GHz performance. \u003cem\u003eUpdated March 2026.\u003c\/em\u003e\u003c\/p\u003e\n\u003cimg loading=\"lazy\" alt=\"TX2400-FPC-1908 2.4GHz FPC internal antenna with 1.5 dBi gain and IPEX-I connector\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9350\/files\/TX2400-FPC-1908.png?v=1773822254\"\u003e\u003cbr\u003e\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"font-size: 22px; color: #111; margin-bottom: 15px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; text-align: left; border: 1px solid #ececec;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f9f9f9; border-bottom: 2px solid #eee;\"\u003e\n\u003cth style=\"padding: 12px; font-weight: bold; color: #333;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 12px; font-weight: bold; color: #333;\"\u003eTechnical Value\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003e2400-2500 MHz (2.4GHz ISM Band)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003ePeak Gain\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003e1.5 dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eVSWR\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; font-weight: bold; color: #e4393c;\"\u003e¡Ü 1.5 @ 2400-2500 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eInput Impedance\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003e50 ¦¸\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eConnector Type\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003eIPEX-I (U.FL) with coaxial cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eAntenna Type\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003eFPC Internal Antenna (Planar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eAntenna Dimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003e19mm ¡Á 8mm ¡Á 0.15mm (L ¡Á W ¡Á T)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eCable Length\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003e80 mm (3.15 inches, typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003e1 g (0.035 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eSubstrate Material\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003eFlexible Polyimide (PI) Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eConductor Material\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003eCopper (Electroplated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003e-40¡ãC to +85¡ãC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eMounting Method\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003e3M Adhesive Backing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003eRoHS Compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eUpdated\u003c\/td\u003e\n\u003ctd style=\"padding: 12px;\"\u003eMarch 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"font-size: 22px; color: #111; border-bottom: 2px solid #eee; padding-bottom: 10px; margin-bottom: 25px;\"\u003eProduct Details\u003c\/h2\u003e\n\u003cdiv style=\"background: #ffffff; border: 1px solid #eee; border-radius: 8px; padding: 20px; margin-bottom: 20px;\"\u003e\n\u003ch3 style=\"font-size: 18px; color: #111; margin: 0 0 10px 0;\"\u003eUltra-Compact 19mm ¡Á 8mm FPC Design\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; color: #666; margin-bottom: 15px;\"\u003eThe TX2400-FPC-1908 achieves an industry-leading compact footprint of just 19mm ¡Á 8mm with 0.15mm thickness and 1g weight, making it one of the smallest 2.4GHz antennas available. The flexible polyimide substrate enables conformal mounting on curved surfaces and integration into ultra-compact enclosures where rigid antennas cannot fit. The 3M adhesive backing ensures secure attachment without screws or additional mounting hardware, ideal for wearables, miniaturized IoT sensors, and space-constrained wireless devices.\u003c\/p\u003e\n\u003cimg loading=\"lazy\" alt=\"TX2400-FPC-1908 IPEX-I U.FL connector for WiFi Bluetooth ZigBee modules\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9350\/files\/TX2400-FPC-1908-3.png?v=1773822254\"\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #ffffff; border: 1px solid #eee; border-radius: 8px; padding: 20px;\"\u003e\n\u003ch3 style=\"font-size: 18px; color: #111; margin: 0 0 10px 0;\"\u003eIPEX-I Connector for WiFi, Bluetooth, and ZigBee Modules\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; color: #666; margin-bottom: 15px;\"\u003eFeatures standard IPEX-I (U.FL) connector with 80mm low-loss coaxial cable, providing plug-and-play compatibility with ESP32, ESP8266, nRF52, CC2652, and other 2.4GHz wireless modules. The connector maintains insertion loss below 0.3 dB and is rated for 30+ mating cycles, ensuring reliable performance for WiFi (802.11b\/g\/n), Bluetooth (BLE 4.0\/5.0), ZigBee, and Thread applications.\u003c\/p\u003e\n\u003cbr\u003e\u003cimg loading=\"lazy\" alt=\"TX2400-FPC-1908 antenna dimensions and mounting specifications\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9350\/files\/TX2400-FPC-1908-4.png?v=1773822255\"\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"font-size: 22px; color: #111; margin-bottom: 15px;\"\u003eProfessional Test Report\u003c\/h2\u003e\n\u003cdiv style=\"background-color: #f8fbff; border: 1px solid #e1ecf7; border-radius: 8px; padding: 20px; text-align: center;\"\u003e\n\u003cp style=\"font-size: 15px; color: #1e3a8a; margin-bottom: 15px;\"\u003eVerified using Agilent E5071C Network Analyzer at 2400-2500 MHz: VSWR measured consistently \u003cstrong\u003e¡Ü 1.5\u003c\/strong\u003e across the entire 2.4GHz ISM band, ensuring excellent impedance matching. Peak gain of \u003cstrong\u003e1.5 dBi\u003c\/strong\u003e achieved with omnidirectional horizontal coverage. Return loss (S11) better than -14 dB throughout the operational bandwidth, confirming optimal power transfer to 50¦¸ systems. Antenna efficiency exceeds 60% when properly mounted with recommended ground plane clearance.\u003c\/p\u003e\n\u003cimg loading=\"lazy\" alt=\"TX2400-FPC-1908 VSWR test chart measured with Agilent E5071C showing VSWR below 1.5 at 2.4GHz\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9350\/files\/TX2400-FPC-1908-1.png?v=1773822254\"\u003e\u003cbr\u003e\u003cimg loading=\"lazy\" alt=\"TX2400-FPC-1908 S11 return loss and radiation pattern measurements\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9350\/files\/TX2400-FPC-1908-2.png?v=1773822254\"\u003e\u003cbr\u003e\n\u003cp style=\"color: #999; font-style: italic; font-size: 12px;\"\u003e(Complete VSWR \/ S11 \/ radiation pattern \/ efficiency measurements available upon request)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"font-size: 22px; color: #111; margin-bottom: 25px;\"\u003eIdeal Applications\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 20px;\"\u003e\n\u003cdiv style=\"flex: 1 1 300px; min-width: 280px; border: 1px solid #f0f0f0; border-radius: 10px; padding: 15px; background: #fff;\"\u003e\n\u003ch3 style=\"font-size: 17px; margin: 0 0 8px 0; color: #0056b3;\"\u003eWiFi \u0026amp; Bluetooth Devices\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; color: #666; margin-bottom: 15px;\"\u003ePerfect for WiFi routers, Bluetooth speakers, wireless earbuds, and dual-mode devices requiring compact 2.4GHz antenna integration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 300px; min-width: 280px; border: 1px solid #f0f0f0; border-radius: 10px; padding: 15px; background: #fff;\"\u003e\n\u003ch3 style=\"font-size: 17px; margin: 0 0 8px 0; color: #0056b3;\"\u003eSmart Home \u0026amp; IoT Sensors\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; color: #666; margin-bottom: 15px;\"\u003eIdeal for ZigBee sensors, Thread devices, smart switches, and home automation modules requiring minimal antenna footprint.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 300px; min-width: 280px; border: 1px solid #f0f0f0; border-radius: 10px; padding: 15px; background: #fff;\"\u003e\n\u003ch3 style=\"font-size: 17px; margin: 0 0 8px 0; color: #0056b3;\"\u003eWearable Electronics\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; color: #666; margin-bottom: 15px;\"\u003eUltra-lightweight (1g) design suitable for smartwatches, fitness trackers, and health monitors requiring 2.4GHz connectivity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 300px; min-width: 280px; border: 1px solid #f0f0f0; border-radius: 10px; padding: 15px; background: #fff;\"\u003e\n\u003ch3 style=\"font-size: 17px; margin: 0 0 8px 0; color: #0056b3;\"\u003eIndustrial Wireless Modules\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; color: #666; margin-bottom: 15px;\"\u003eReliable antenna for industrial IoT gateways, wireless sensor networks, and M2M communication systems operating at 2.4GHz.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"margin-bottom: 40px;\"\u003e\n\u003ch2 style=\"font-size: 22px; color: #111; border-bottom: 2px solid #eee; padding-bottom: 10px; margin-bottom: 25px;\"\u003eResources\u003c\/h2\u003e\n\u003cp style=\"font-size: 14px; color: #666; margin-bottom: 15px;\"\u003eFor detailed technical specifications, integration guidelines, recommended ground plane layouts, and antenna placement recommendations for 2.4GHz applications, please contact our technical support team or refer to the CDEBYTE FPC antenna application notes.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection style=\"border-top: 1px solid #eee; padding-top: 30px;\"\u003e\n\u003ch2 style=\"font-size: 20px; color: #111; margin-bottom: 20px;\"\u003eFAQ\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 20px; padding: 15px; background: #f9f9f9; border-left: 4px solid #0056b3; border-radius: 4px;\"\u003e\n\u003cp style=\"font-weight: bold; margin-bottom: 8px; color: #111;\"\u003eQ: Is this antenna compatible with WiFi, Bluetooth, and ZigBee?\u003c\/p\u003e\n\u003cp style=\"color: #666; margin: 0; font-size: 14px; line-height: 1.6;\"\u003eA: Yes, the TX2400-FPC-1908 operates across the entire 2.4GHz ISM band (2400-2500 MHz) with VSWR ¡Ü1.5, making it fully compatible with WiFi (802.11b\/g\/n\/ax), Bluetooth (Classic and BLE 4.0\/5.0\/5.1\/5.2), ZigBee (IEEE 802.15.4), Thread, and other 2.4GHz protocols. The 50¦¸ impedance and IPEX-I connector ensure compatibility with ESP32, ESP8266, nRF52, CC2652, and similar wireless modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px; padding: 15px; background: #f9f9f9; border-left: 4px solid #0056b3; border-radius: 4px;\"\u003e\n\u003cp style=\"font-weight: bold; margin-bottom: 8px; color: #111;\"\u003eQ: How do I install this ultra-compact FPC antenna?\u003c\/p\u003e\n\u003cp style=\"color: #666; margin: 0; font-size: 14px; line-height: 1.6;\"\u003eA: Mount the antenna on or near a ground plane (minimum 30mm ¡Á 30mm recommended) away from metal components and batteries (5mm clearance). Clean the surface with isopropyl alcohol, peel the 3M adhesive backing, and press firmly. Connect the IPEX-I connector to your module's antenna port. The flexible substrate allows conformal mounting on curved surfaces with minimum 5mm bend radius.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px; padding: 15px; background: #f9f9f9; border-left: 4px solid #0056b3; border-radius: 4px;\"\u003e\n\u003cp style=\"font-weight: bold; margin-bottom: 8px; color: #111;\"\u003eQ: What is the expected WiFi\/Bluetooth range?\u003c\/p\u003e\n\u003cp style=\"color: #666; margin: 0; font-size: 14px; line-height: 1.6;\"\u003eA: With typical WiFi transmit power (15-20 dBm) and proper installation, expect 30-80 meters indoor range and 100-200 meters outdoor line-of-sight. Bluetooth range typically reaches 10-30 meters indoors. The 1.5 dBi gain provides approximately 1.4x range improvement compared to 0 dBi reference antennas. Internal placement reduces range by 20-30% versus external antennas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 15px; background: #f9f9f9; border-left: 4px solid #0056b3; border-radius: 4px;\"\u003e\n\u003cp style=\"font-weight: bold; margin-bottom: 8px; color: #111;\"\u003eQ: Can this antenna withstand industrial environments?\u003c\/p\u003e\n\u003cp style=\"color: #666; margin: 0; font-size: 14px; line-height: 1.6;\"\u003eA: Yes, the TX2400-FPC-1908 operates reliably across -40¡ãC to +85¡ãC temperature range. The flexible polyimide substrate provides excellent UV resistance and chemical resistance. The antenna is RoHS compliant and suitable for industrial IoT applications. For outdoor use, enclose the antenna in a weatherproof plastic housing to protect against moisture and physical damage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"cdsenet","offers":[{"title":"Default Title","offer_id":45202022367334,"sku":"tx2400-fpc-1908","price":0.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9350\/files\/TX2400-FPC-1908-_3_800x800_v2.jpg?v=1773470634","url":"https:\/\/cdsenet.store\/products\/tx2400-fpc-1908","provider":"CDSENET, Built for the Wireless World","version":"1.0","type":"link"}