{"title":"868MHz Cavity Filter","description":"\u003cp\u003eThis 868MHz bandpass RF filter is designed for the European ISM 863–870MHz band, perfectly matched for Helium hotspot, LoRa, LoRaWAN, Sigfox and other LPWAN IoT devices. It retains valid 868MHz communication signals while effectively attenuating unwanted out-of-band noise and adjacent frequency interference, improving receiver sensitivity and extending wireless transmission distance.\u003c\/p\u003e\n\u003cp\u003eThis helium cavity filter adopts high-precision microwave structure, delivers low insertion loss and high stop-band rejection. Indoor and outdoor options are available. Standard 50 Ohm impedance with SMA\/N connectors for simple installation between antenna and radio transceiver. Compact metal housing provides stable performance under different temperature environments for smart meter, sensor, gateway and remote monitoring systems.\u003c\/p\u003e","products":[{"product_id":"868mhz-cavity-filter-863-870mhz-rf-band-pass-filter-high-rejection-for-lora-helium-hotspot-flarm-booster-iot-smart-meter-wireless-communication","title":"868MHz Cavity Filter 863-870MHz RF Band Pass Filter High Rejection for LoRa Helium Hotspot, FLARM Booster, IoT Smart Meter Wireless Communication","description":"\u003ch2\u003eProduct D\u003cspan\u003eescription\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eOur 868MHz cavity band pass filter covers the EU ISM band from 863–870MHz with a center frequency of 868MHz, designed for UHF wireless communication systems. As a high-performance RF front-end component, it selectively passes target in-band signals while strongly attenuating out-of-band interference. It reduces adjacent frequency noise, improves the signal-to-noise ratio of radio transceivers, minimizes in-band signal attenuation, stabilizes wireless transmission quality and extends effective communication range.\u003c\/p\u003e\n\u003cp\u003eAdopting precision metal cavity resonant construction, this rf filter delivers high out-of-band rejection to suppress spurious and harmonic signals, together with low insertion loss to preserve RF signal power. The cavity design guarantees consistent RF performance across varying temperatures, featuring low PIM and reliable power handling. Its fully shielded compact housing prevents RF leakage, supports simple assembly and integration, and ensures long-term stable continuous operation.\u003c\/p\u003e\n\u003cp\u003eThis helium cavity filter is widely applied in LoRa \/ LoRaWAN devices, Helium Hotspot miner gateways, FLARM Booster systems, IoT smart meters, industrial wireless sensor networks, smart city UHF monitoring equipment and other EU ISM-band wireless transceivers. It is an ideal RF component for systems requiring clean 868MHz signals and robust anti-interference performance.\u003c\/p\u003e\n\u003ch2\u003eProduct Application\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eLoRa \/ LoRaWAN wireless communication equipment\u003c\/li\u003e\n\u003cli\u003eHelium Hotspot miner gateway\u003c\/li\u003e\n\u003cli\u003eFLARM Booster\u003c\/li\u003e\n\u003cli\u003eIoT smart meter\u003c\/li\u003e\n\u003cli\u003eIndustrial wireless sensor network\u003c\/li\u003e\n\u003cli\u003eSmart city UHF wireless monitoring devices\u003c\/li\u003e\n\u003cli\u003eEU ISM band wireless transceiver modules\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eProduct Features\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eFrequency Range: 863–870MHz, center frequency 868MHz (EU ISM Band)\u003c\/li\u003e\n\u003cli\u003eHigh out-of-band rejection, powerful suppression for spurious and harmonic interference\u003c\/li\u003e\n\u003cli\u003eLow insertion loss, keeps in-band RF signal strength\u003c\/li\u003e\n\u003cli\u003eHigh precision metal cavity resonant design, stable RF performance\u003c\/li\u003e\n\u003cli\u003eGood power handling and low PIM performance\u003c\/li\u003e\n\u003cli\u003eShielded compact housing, prevent RF signal leakage\u003c\/li\u003e\n\u003cli\u003eSimple mechanical structure, convenient installation and integration\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable border=\"0\" cellpadding=\"0\" cellspacing=\"0\" width=\"1337\" height=\"800\" style=\"border-collapse: collapse; width: 802.23pt;\"\u003e\n\u003ccolgroup\u003e \u003ccol width=\"668\" style=\"width: 401.35pt;\" span=\"2\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et2\" height=\"53\" width=\"668\" style=\"height: 32.00pt; width: 401.35pt;\"\u003eCenter Frequency\u003c\/td\u003e\n\u003ctd class=\"et3\" width=\"668\" style=\"width: 401.35pt;\"\u003e868MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eOperating Bandwidth\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003e863-870MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eInput And Output Impedance\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003e50Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eVSWR\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003e≤ 1.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eInsertion Loss\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003e≤ 1.0dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eIn-Band Ripple\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003e\u0026lt;0.5dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eOut-of-Band Rejection\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003e≥50dB @ 853MHz; ≥50dB @ 880MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003e20W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003e-40~80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eRF Connectors\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003eSMA Female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eHousing\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003eRugged Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eSurface Finish\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003ePainted Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eSize\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003e104*59*37.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003e308g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"53\" style=\"height: 32.00pt;\"\u003e\n\u003ctd class=\"et3\" height=\"53\" style=\"height: 32.00pt;\"\u003eIntended Use\u003c\/td\u003e\n\u003ctd class=\"et3\"\u003eIndoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2\u003ePackage List\u003c\/h2\u003e\n\u003cp\u003e1 X 868MHz SMA Cavity Filter\u003c\/p\u003e","brand":"MODVOR","offers":[{"title":"Default Title","offer_id":54427165229374,"sku":null,"price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0992\/5207\/6862\/files\/1_96c2788a-95ea-4894-8c59-b4d43eaae0f7.jpg?v=1789025973"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0992\/5207\/6862\/collections\/Cavity_Filter_02a6acda-2129-4387-a8ac-53674af87690.jpg?v=1789090328","url":"https:\/\/modvor.com\/collections\/868mhz-filter.oembed","provider":"MODVOR","version":"1.0","type":"link"}