{"product_id":"tx433-fpc-4810-433mhz-fpc-antenna-2-5-dbi-ipex-1","title":"10PCS Cdsenet TX433-FPC-4810 433MHz FPC Antenna 2.5 dBi IPEX-1 48×10mm IoT","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\n\u003cp style=\"font-size: 16px; color: #444; margin-bottom: 20px;\"\u003eThe \u003cstrong\u003eTX433-FPC-4810\u003c\/strong\u003e is a compact built-in FPC (Flexible Printed Circuit) antenna engineered for the \u003cstrong\u003e433 MHz Sub-GHz band\u003c\/strong\u003e, covering LoRa, FSK, and OOK wireless protocols. Measuring \u003cstrong\u003e48 × 10 mm\u003c\/strong\u003e with a weight of just \u003cstrong\u003e1 g\u003c\/strong\u003e, it delivers \u003cstrong\u003e2.5 dBi gain\u003c\/strong\u003e and \u003cstrong\u003eVSWR ≤ 2.0\u003c\/strong\u003e at 433 MHz. The \u003cstrong\u003eIPEX-1 (U.FL) connector\u003c\/strong\u003e with a 73 mm RF1.13 coaxial feeder provides direct compatibility with mainstream 433 MHz wireless modules. Suited for smart home sensors, industrial telemetry, and agricultural IoT nodes. \u003cem\u003eUpdated March 2026.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg alt=\"TX433-FPC-4810 433MHz FPC antenna 48x10mm with IPEX-1 connector product overview\" cke-id=\"img32\" loading=\"lazy\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9350\/files\/TX433-FPC-4810.png?v=1774593922\" style=\"max-width:100%; border-radius:6px;\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/section\u003e\n\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: 20px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\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\t\u003cthead\u003e\n\t\t\u003ctr style=\"background-color: #f9f9f9; border-bottom: 2px solid #eee;\"\u003e\n\t\t\t\u003cth style=\"padding: 12px; font-weight: bold; color: #333;\"\u003eParameter\u003c\/th\u003e\n\t\t\t\u003cth style=\"padding: 12px; font-weight: bold; color: #333;\"\u003eTechnical Value\u003c\/th\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/thead\u003e\n\t\u003ctbody\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eFrequency Band\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003e433 MHz (420–450 MHz)\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003ePeak Gain\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003e2.5 dBi\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eVSWR\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: bold; color: #e4393c;\"\u003e≤ 2.0 @ 433 MHz\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eConnector \/ Interface\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003eIPEX-1 (U.FL, Generation 1)\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eFeeder Cable\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003e73 mm RF1.13 coaxial (customizable)\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eImpedance\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003e50 Ω\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eAntenna Material\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003eFPC (Flexible Printed Circuit)\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eDimensions\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003e48 mm × 10 mm\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eWeight\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003e1 g\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eOperating Temperature\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003e−40 °C to +85 °C\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eCompliance\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003eRoHS\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr style=\"border-bottom: 1px solid #f0f0f0; background-color: #fafafa;\"\u003e\n\t\t\t\u003ctd style=\"padding: 12px; font-weight: 600;\"\u003eLast Updated\u003c\/td\u003e\n\t\t\t\u003ctd style=\"padding: 12px;\"\u003eMarch 2026\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\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\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;\"\u003eSelf-Adhesive FPC Substrate — Tool-Free Installation\u003c\/h3\u003e\n\n\u003cp style=\"font-size: 14px; color: #666; margin-bottom: 15px;\"\u003eThe FPC substrate features a pressure-sensitive adhesive backing, allowing direct attachment to the inner wall of plastic enclosures without screws or brackets. The flexible body (thickness \u0026lt; 0.3 mm) conforms to curved surfaces and tolerates repeated bending with a minimum radius of 5 mm, making it ideal for compact IoT sensor housings and handheld remote controls where rigid PCB antennas cannot fit.\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg alt=\"TX433-FPC-4810 self-adhesive FPC flexible substrate installation inside IoT enclosure\" cke-id=\"img33\" loading=\"lazy\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9350\/files\/TX433-FPC-4810-1.png?v=1774593922\" style=\"max-width:100%; border-radius:6px;\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\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;\"\u003eRF1.13 Coaxial Feeder with IPEX-1 Connector — Low-Loss Signal Path\u003c\/h3\u003e\n\n\u003cp style=\"font-size: 14px; color: #666; margin-bottom: 15px;\"\u003eThe 73 mm RF1.13 coaxial cable introduces \u0026lt; 0.3 dB insertion loss at 433 MHz, preserving the antenna’s 2.5 dBi gain budget. The gold-plated IPEX-1 (U.FL) connector is compatible with 433 MHz modules including Semtech SX1276\/SX1278, EBYTE E32\/E22 series, and Hope RF RFM69\/RFM96, requiring no impedance matching network when the system impedance is 50 Ω.\u003c\/p\u003e\n\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg alt=\"TX433-FPC-4810 RF1.13 coaxial cable and gold-plated IPEX-1 U.FL connector detail\" cke-id=\"img34\" loading=\"lazy\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9350\/files\/TX433-FPC-4810-2.png?v=1774593922\" style=\"max-width:100%; border-radius:6px;\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\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;\"\u003eIdeal Applications\u003c\/h2\u003e\n\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px;\"\u003e\n\u003cdiv style=\"flex: 1 1 calc(25% - 12px); min-width: 160px; border: 1px solid #f0f0f0; border-radius: 10px; padding: 15px; background: #fff; box-sizing: border-box;\"\u003e\n\u003ch3 style=\"font-size: 15px; margin: 0 0 8px 0; color: #0056b3;\"\u003e🏠 Smart Home \u0026amp; Security\u003c\/h3\u003e\n\n\u003cp style=\"font-size: 13px; color: #666; margin: 0;\"\u003e433 MHz remote controls, door\/window sensors, PIR detectors, and wireless alarm systems embedded in compact plastic housings.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"flex: 1 1 calc(25% - 12px); min-width: 160px; border: 1px solid #f0f0f0; border-radius: 10px; padding: 15px; background: #fff; box-sizing: border-box;\"\u003e\n\u003ch3 style=\"font-size: 15px; margin: 0 0 8px 0; color: #0056b3;\"\u003e🏭 Industrial IoT \u0026amp; LoRa\u003c\/h3\u003e\n\n\u003cp style=\"font-size: 13px; color: #666; margin: 0;\"\u003eWireless meter reading, pipeline monitoring, and industrial telemetry nodes using LoRa (SX1276\/SX1278) or FSK Sub-GHz protocols at 433 MHz.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"flex: 1 1 calc(25% - 12px); min-width: 160px; border: 1px solid #f0f0f0; border-radius: 10px; padding: 15px; background: #fff; box-sizing: border-box;\"\u003e\n\u003ch3 style=\"font-size: 15px; margin: 0 0 8px 0; color: #0056b3;\"\u003e🌾 Agriculture \u0026amp; Environment\u003c\/h3\u003e\n\n\u003cp style=\"font-size: 13px; color: #666; margin: 0;\"\u003eSoil moisture sensors, weather stations, and livestock tracking devices requiring long-range Sub-GHz connectivity across open fields.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"flex: 1 1 calc(25% - 12px); min-width: 160px; border: 1px solid #f0f0f0; border-radius: 10px; padding: 15px; background: #fff; box-sizing: border-box;\"\u003e\n\u003ch3 style=\"font-size: 15px; margin: 0 0 8px 0; color: #0056b3;\"\u003e🚚 Automotive \u0026amp; Fleet\u003c\/h3\u003e\n\n\u003cp style=\"font-size: 13px; color: #666; margin: 0;\"\u003eVehicle keyless entry systems, tire pressure monitors (TPMS), and OBD-based fleet trackers operating on the 433 MHz ISM band.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\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\u003ca href=\"http:\/\/www.cdebyte.com\/pdf-down.aspx?id=1255\" rel=\"noopener\" style=\"display: inline-block; padding: 12px 25px; background-color: #0056b3; color: #fff; text-decoration: none; border-radius: 6px; font-weight: 600; font-size: 15px;\" target=\"_blank\"\u003e📄 Download Datasheet — TX433-FPC-4810 (PDF)\u003c\/a\u003e\u003c\/section\u003e\n\n\u003csection style=\"border-top: 1px solid #eee; padding-top: 30px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"font-size: 20px; color: #111; margin-bottom: 20px;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdiv style=\"margin-bottom: 20px; padding: 15px; background: #fafafa; border-radius: 8px;\"\u003e\n\u003cp style=\"font-weight: bold; margin-bottom: 6px;\"\u003eQ: Which 433 MHz wireless modules is the TX433-FPC-4810 compatible with?\u003c\/p\u003e\n\n\u003cp style=\"color: #555; margin: 0; font-size: 14px;\"\u003eA: The TX433-FPC-4810 uses a standard IPEX-1 (U.FL) connector with 50 Ω impedance, making it directly compatible with Semtech SX1276\/SX1278-based LoRa modules (e.g., EBYTE E32-433T, Hope RF RFM96W), Silicon Labs EFR32 Sub-GHz modules, and any 433 MHz transceiver with a U.FL port. No external matching network is required.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 20px; padding: 15px; background: #fafafa; border-radius: 8px;\"\u003e\n\u003cp style=\"font-weight: bold; margin-bottom: 6px;\"\u003eQ: Can I trim or shorten the FPC antenna body to fit a smaller enclosure?\u003c\/p\u003e\n\n\u003cp style=\"color: #555; margin: 0; font-size: 14px;\"\u003eA: No. The 48 mm radiating element length is tuned to a quarter-wavelength resonance at 433 MHz (λ\/4 ≈ 173 mm in free space, reduced by the FPC substrate’s effective permittivity). Trimming the element will shift the resonant frequency upward and increase VSWR beyond 2.0, degrading range and efficiency. If a shorter form factor is required, contact our engineering team for a custom-tuned variant.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 20px; padding: 15px; background: #fafafa; border-radius: 8px;\"\u003e\n\u003cp style=\"font-weight: bold; margin-bottom: 6px;\"\u003eQ: Where should the antenna be positioned inside the device enclosure?\u003c\/p\u003e\n\n\u003cp style=\"color: #555; margin: 0; font-size: 14px;\"\u003eA: Mount the FPC element on the inner surface of a non-metallic (ABS, PC, or nylon) enclosure wall, keeping at least 5 mm clearance from PCB ground planes, batteries, and metal shielding cans. Avoid routing the feeder cable parallel to the antenna element, as this can cause coupling and VSWR degradation. Orienting the antenna vertically maximizes omnidirectional coverage in the horizontal plane.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 20px; padding: 15px; background: #fafafa; border-radius: 8px;\"\u003e\n\u003cp style=\"font-weight: bold; margin-bottom: 6px;\"\u003eQ: What is the operating temperature range and environmental suitability?\u003c\/p\u003e\n\n\u003cp style=\"color: #555; margin: 0; font-size: 14px;\"\u003eA: The TX433-FPC-4810 is rated for −40 °C to +85 °C, covering outdoor agricultural sensors, industrial control panels, and automotive interior applications. The FPC substrate is RoHS-compliant. For high-humidity or outdoor deployments, apply conformal coating over the FPC element or mount it inside a sealed IP-rated enclosure to prevent moisture ingress.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"padding: 15px; background: #fafafa; border-radius: 8px;\"\u003e\n\u003cp style=\"font-weight: bold; margin-bottom: 6px;\"\u003eQ: Is the 73 mm feeder cable length customizable for OEM production?\u003c\/p\u003e\n\n\u003cp style=\"color: #555; margin: 0; font-size: 14px;\"\u003eA: Yes. The standard feeder is 73 mm RF1.13 coaxial cable. Custom lengths are available for OEM orders — shorter cables reduce insertion loss (\u0026lt; 0.3 dB at 433 MHz for 73 mm), while longer cables up to ~200 mm add approximately 0.2–0.4 dB additional loss. Contact our sales team with your target cable length, connector type, and order quantity for a custom quotation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n","brand":"cdsenet","offers":[{"title":"Default Title","offer_id":45204433797222,"sku":"10*TX433-FPC-4810","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9350\/files\/TX433-FPC-4810-_3_800x800_v2.jpg?v=1774594583","url":"https:\/\/cdsenet.store\/products\/tx433-fpc-4810-433mhz-fpc-antenna-2-5-dbi-ipex-1","provider":"CDSENET, Built for the Wireless World","version":"1.0","type":"link"}