{"product_id":"f21-e1b-industrial-wireless-radio-remote-controller-switches","title":"F21-E1B Industrial Wireless Radio Remote Controller Switches","description":"\u003ch3\u003eF21-E1B Industrial Wireless Radio Remote Control | Telecrane Overhead Crane, Hoist, Lift Controller Transmitter \u0026amp; Receiver Kit\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eF21-E1B industrial radio remote controller is a classic universal lifting remote for overhead cranes, electric hoists, gantry lifts and industrial material handling equipment. It provides reliable long-distance wireless control with two optional internal circuit designs: Crystal Oscillator Version and E-Card Plug-in Version, to meet different workshop anti-interference and maintenance demands.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eTwo Core Circuit Versions\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003e1) Crystal Oscillator Version\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eAdopts a 3-board crystal oscillator circuit design. Multiple remotes can work simultaneously in one workshop without signal conflict or interference. Supports PC data reading, transmitter matching and copy functions for batch configuration.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003e2) E-Card Plug-in Version\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eExclusive detachable E-card stores all encoding data. If the transmitter is damaged or lost, simply remove the E-card and insert it into a new transmitter for automatic pairing, greatly simplifying on-site maintenance and replacement.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003col\u003e\n\u003cli\u003e8 functional buttons: 6 single-speed directional keys + Start key + Emergency Stop key\u003c\/li\u003e\n\u003cli\u003eBuilt-in anti-interference antenna, fast signal transmission, 360° omni-directional control up to 120m in open space\u003c\/li\u003e\n\u003cli\u003e32-bit unique security code (4.3 billion combinations) to avoid cross-operation between devices\u003c\/li\u003e\n\u003cli\u003eBuilt-in key lock switch to prevent unauthorized operation\u003c\/li\u003e\n\u003cli\u003eLow battery voltage alert; auto power-off to guarantee operation safety\u003c\/li\u003e\n\u003cli\u003eReinforced glass fiber nylon shell, shockproof, rainproof and dustproof with IP65 protection rating\u003c\/li\u003e\n\u003cli\u003eEquipped with anti-collision corner pads to resist drop damage\u003c\/li\u003e\n\u003cli\u003eWide operating temperature range: -40°C ~ +85°C\u003c\/li\u003e\n\u003cli\u003eMultiple receiver voltage options: 24V \/ 36V \/ 48V \/ 220V \/ 380V\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eComplete Technical Parameters\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eTransmitter (F21-E1B)\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eModel: F21-E1B\u003c\/li\u003e\n\u003cli\u003eHousing: Glass fiber reinforced nylon\u003c\/li\u003e\n\u003cli\u003eProtection Class: IP65\u003c\/li\u003e\n\u003cli\u003eFrequency Band: VHF 310-331MHz \/ UHF 425-446MHz\u003c\/li\u003e\n\u003cli\u003eTransmit Power: ≤10dBm\u003c\/li\u003e\n\u003cli\u003ePower Supply: 2 x AA alkaline batteries\u003c\/li\u003e\n\u003cli\u003eSecurity Code: 32-bit (4.3 billion unique groups)\u003c\/li\u003e\n\u003cli\u003eControl Distance: Max 120m open area\u003c\/li\u003e\n\u003cli\u003eOperating Temp: -40°C ~ +85°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eReceiver (F21-E1B RX)\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eModel: F21-E1B Receiver\u003c\/li\u003e\n\u003cli\u003eHousing: Glass fiber reinforced nylon\u003c\/li\u003e\n\u003cli\u003eProtection Class: IP65\u003c\/li\u003e\n\u003cli\u003eFrequency Band: VHF 310-331MHz \/ UHF 425-446MHz\u003c\/li\u003e\n\u003cli\u003eSensitivity: ≤10dBm\u003c\/li\u003e\n\u003cli\u003eInput Voltage: 18-65V (24V\/36V\/220V\/380V optional)\u003c\/li\u003e\n\u003cli\u003eOperating Temp: -40°C ~ +85°C\u003c\/li\u003e\n\u003cli\u003eWiring: High-purity copper control cables\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eAvailable Configurations\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eSingle transmitter only\u003c\/li\u003e\n\u003cli\u003e1 Transmitter + 1 Receiver (24V \/ 36V \/ 48V \/ 220V \/ 380V)\u003c\/li\u003e\n\u003cli\u003e2 Transmitters + 1 Receiver (24V \/ 36V \/ 220V \/ 380V)\u003c\/li\u003e\n\u003cli\u003e3 Transmitters + 1 Receiver (36V \/ 380V)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eWide Application Scenarios\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eOverhead cranes, gantry cranes, electric hoists, construction machinery, lifting platforms, hydraulic equipment, truck tail lifts, rescue cranes, conveyor belts, industrial rolling doors, automated robots and industrial control systems.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eAttribute Name\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003eF21-E1B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eTelecrane \/ Yuding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eIndustrial Wireless Remote Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Version\u003c\/td\u003e\n\u003ctd\u003eCrystal Oscillator Version, E-Card Plug-in Version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eButton Quantity\u003c\/td\u003e\n\u003ctd\u003e8 Buttons (6 directional + Start + Emergency Stop)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Grade\u003c\/td\u003e\n\u003ctd\u003eIP65 Waterproof, Dustproof, Shockproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Control Distance\u003c\/td\u003e\n\u003ctd\u003e120 Meters (Open Area)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003eVHF 310-331MHz, UHF 425-446MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReceiver Voltage Options\u003c\/td\u003e\n\u003ctd\u003e24V, 36V, 48V, 220V, 380V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShell Material\u003c\/td\u003e\n\u003ctd\u003eGlass Fiber Reinforced Nylon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C ~ +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMatching Combinations\u003c\/td\u003e\n\u003ctd\u003eSingle Transmitter, 1T+1R, 2T+1R, 3T+1R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore Advantage\u003c\/td\u003e\n\u003ctd\u003eAnti-interference signal, easy maintenance, 32-bit safety encryption\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplicable Equipment\u003c\/td\u003e\n\u003ctd\u003eOverhead Crane, Electric Hoist, Lifting Machine, Industrial Automation Equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/0872\/2881\/files\/4a7a9004c068615d2de5c30d0da635b5_70c3e122-eb9d-4fcc-ace4-f22a3e547a4e.jpg?v=1783730957\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/0872\/2881\/files\/23.jpg?v=1783730957\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/0872\/2881\/files\/45_05381ffa-951a-4eda-9a93-1914ead82fc9.jpg?v=1783730957\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0583\/0872\/2881\/files\/34_279c4e35-d34f-42c5-9729-8cac7a86680b.jpg?v=1783730957\" 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