{"product_id":"thermal-anemometer-airflow-sensor-hvac-ky0012b","title":"Thermal Anemometer Airflow Sensor for HVAC Ducts \/ KY0012B \/ 0-20m\/s \u0026 RS-485 Output","description":"\u003cdiv style=\"font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; color: #1e293b; line-height: 1.6; max-width: 1000px; margin: 0 auto;\"\u003e\n\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-top: 3px solid #1773b0; border-radius: 4px; padding: 12px 10px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: 800; color: #0f172a;\"\u003e0~20 m\/s\u003c\/div\u003e\n\u003cdiv style=\"font-size: 11px; text-transform: uppercase; color: #64748b; margin-top: 4px; font-weight: 600;\"\u003eVelocity Range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-top: 3px solid #1773b0; border-radius: 4px; padding: 12px 10px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: 800; color: #0f172a;\"\u003e0.1 m\/s\u003c\/div\u003e\n\u003cdiv style=\"font-size: 11px; text-transform: uppercase; color: #64748b; margin-top: 4px; font-weight: 600;\"\u003eResolution\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-top: 3px solid #1773b0; border-radius: 4px; padding: 12px 10px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: 800; color: #0f172a;\"\u003e12VDC\u003c\/div\u003e\n\u003cdiv style=\"font-size: 11px; text-transform: uppercase; color: #64748b; margin-top: 4px; font-weight: 600;\"\u003ePower Input\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-top: 3px solid #1773b0; border-radius: 4px; padding: 12px 10px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: 800; color: #0f172a;\"\u003eRS-485\u003c\/div\u003e\n\u003cdiv style=\"font-size: 11px; text-transform: uppercase; color: #64748b; margin-top: 4px; font-weight: 600;\"\u003eModbus \/ Analog\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: #f8fafc; border-left: 3px solid #1773b0; border-radius: 0 4px 4px 0; padding: 10px 14px; margin-bottom: 22px;\"\u003e\n\u003cp style=\"font-size: 13px; color: #334155; margin: 0; line-height: 1.5;\"\u003e\u003cstrong style=\"color: #0f172a;\"\u003eIndustrial HVAC Thermal Anemometer Airflow Sensor:\u003c\/strong\u003e Model KY0012B is engineered for high-precision air velocity monitoring and volumetric energy calculations across central HVAC ventilation ducts, variable air volume (VAV) systems, and air handling units (AHU). Incorporating a high-performance thermal wind speed sensing element imported from Germany, it delivers real-time velocity measurement up to 20 m\/s with 0.1 m\/s resolution, integrated temperature compensation, and stable RS-485 Modbus or analog signal transmission.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: bold; text-transform: uppercase; letter-spacing: 0.8px; color: #1773b0; margin-bottom: 12px; border-bottom: 1px solid #e2e8f0; padding-bottom: 6px;\"\u003ePerformance \u0026amp; Verification\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #f1f5f9; border-bottom: 2px solid #cbd5e1; text-align: left;\"\u003e\n\u003cth style=\"padding: 8px 12px; font-weight: 700; color: #1e293b; width: 35%;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 8px 12px; font-weight: 700; color: #1e293b; width: 30%;\"\u003eResult \/ Accuracy\u003c\/th\u003e\n\u003cth style=\"padding: 8px 12px; font-weight: 700; color: #1e293b; width: 35%;\"\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9; background: #f8fafc;\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eAir Velocity Measuring Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\"\u003e0.0 ~ 20.0 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #64748b;\"\u003eFactory Calibrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eMeasurement Resolution\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\"\u003e0.1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #64748b;\\\"\u003ePending Confirmation (Awaiting Lab Report)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9; background: #f8fafc;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003e12.0 VDC (±10%)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #64748b;\\\"\u003eReverse Polarity Protected (Pending Confirmation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eOutput Signal Protocols\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003eRS-485 \/ 0~5VDC \/ 4~20mA\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #64748b;\\\"\u003eMulti-Protocol Selectable (Pending Confirmation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9; background: #f8fafc;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eThermal Drift Compensation\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003eIntegrated Temperature Circuit\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #64748b;\\\"\u003e-10℃ ~ 50℃ Range (Pending Confirmation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"font-size: 11px; color: #64748b; margin-top: 6px; line-height: 1.4;\\\"\u003eNote: Performance results were obtained under controlled laboratory conditions. Actual performance may vary depending on test conditions, airflow turbulence, duct geometry, and installation environment. Test reports are available upon request.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 24px;\\\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: bold; text-transform: uppercase; letter-spacing: 0.8px; color: #1773b0; margin-bottom: 12px; border-bottom: 1px solid #e2e8f0; padding-bottom: 6px;\\\"\u003eEngineering Highlights\u003c\/div\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: 12px;\\\"\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 4px; padding: 14px;\\\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: bold; color: #0f172a; margin-bottom: 4px;\\\"\u003e01. German-Imported Thermal Core\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #64748b;\\\"\u003eUtilizes a high-precision thermal anemometry sensing chip engineered in Germany, delivering sensitive low-speed response and zero mechanical wear.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 4px; padding: 14px;\\\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: bold; color: #0f172a; margin-bottom: 4px;\\\"\u003e02. Active Temperature Compensation\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #64748b;\\\"\u003eBuilt-in internal calibration algorithm compensates for ambient duct temperature shifts between -10°C and 50°C to maintain consistent measurement accuracy.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 4px; padding: 14px;\\\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: bold; color: #0f172a; margin-bottom: 4px;\\\"\u003e03. Versatile Building Automation Signals\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #64748b;\\\"\u003eSupports digital RS-485 Modbus networking for centralized BMS building control, along with standard 0~5V DC and 4~20mA industrial analog outputs.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; border: 1px solid #e2e8f0; border-radius: 4px; padding: 14px;\\\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: bold; color: #0f172a; margin-bottom: 4px;\\\"\u003e04. Flange Duct Insertion Design\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #64748b;\\\"\u003eRugged stainless steel probe shaft with integrated aerodynamic sampling window and mounting flange for rapid in-duct retrofits and cleanroom ventilation lines.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 24px;\\\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: bold; text-transform: uppercase; letter-spacing: 0.8px; color: #1773b0; margin-bottom: 12px; border-bottom: 1px solid #e2e8f0; padding-bottom: 6px;\\\"\u003eTechnical Data \u0026amp; Specifications\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px;\\\"\u003e\u003ctbody\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9; background: #f8fafc;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; width: 38%; color: #334155;\\\"\u003eModel Number\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003eKY0012B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eProduct Category\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003eThermal Anemometer Airflow Sensor \/ Transmitter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9; background: #f8fafc;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eMeasuring Principle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003eThermal Mass Anemometry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eVelocity Measuring Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003e0.0 ~ 20.0 m\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9; background: #f8fafc;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eAccuracy \/ Resolution\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003e0.1 m\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003e12VDC (Nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9; background: #f8fafc;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eSignal Output\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003eRS-485 (Modbus-RTU) \/ 0~5VDC \/ 4~20mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eOperating Conditions\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003e-10℃ ~ 50℃, \u0026lt;95% RH (Non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9; background: #f8fafc;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eTemperature Compensation\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003eFully Integrated Automatic Thermal Compensation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eProbe Material \u0026amp; Housing\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003eStainless Steel Sensor Stem, ABS Industrial Transmitter Housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9; background: #f8fafc;\\\"\u003e\n\u003ctd style=\"padding: 8px 12px; font-weight: 600; color: #334155;\\\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; color: #0f172a;\\\"\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 24px;\\\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: bold; text-transform: uppercase; letter-spacing: 0.8px; color: #1773b0; margin-bottom: 10px; border-bottom: 1px solid #e2e8f0; padding-bottom: 6px;\\\"\u003eApplications\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 6px;\\\"\u003e\n\u003cspan style=\"background: #fff; border: 1px solid #cbd5e1; color: #334155; padding: 4px 10px; border-radius: 3px; font-size: 12px; font-weight: 500;\\\"\u003eCentral HVAC Duct Airflow Monitoring\u003c\/span\u003e\n\u003cspan style=\"background: #fff; border: 1px solid #cbd5e1; color: #334155; padding: 4px 10px; border-radius: 3px; font-size: 12px; font-weight: 500;\\\"\u003eVAV Box Air Balancing \u0026amp; Control\u003c\/span\u003e\n\u003cspan style=\"background: #fff; border: 1px solid #cbd5e1; color: #334155; padding: 4px 10px; border-radius: 3px; font-size: 12px; font-weight: 500;\\\"\u003eBuilding Automation \u0026amp; Energy Metering\u003c\/span\u003e\n\u003cspan style=\"background: #fff; border: 1px solid #cbd5e1; color: #334155; padding: 4px 10px; border-radius: 3px; font-size: 12px; font-weight: 500;\\\"\u003eCleanroom \u0026amp; Biosafety Hood Ventilation\u003c\/span\u003e\n\u003cspan style=\"background: #fff; border: 1px solid #cbd5e1; color: #334155; padding: 4px 10px; border-radius: 3px; font-size: 12px; font-weight: 500;\\\"\u003eAHU \u0026amp; FCU Wind Speed Transmitter\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: #f8fafc; border: 1px solid #cbd5e1; border-top: 3px solid #1773b0; border-radius: 4px; padding: 18px 20px; margin-bottom: 10px;\\\"\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 14px;\\\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px;\\\"\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold; color: #0f172a; margin-bottom: 4px;\\\"\u003eOEM \/ ODM Custom HVAC Sensors \u0026amp; Probes\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #475569;\\\"\u003eNeed customized duct airflow transmitters? KINYO-CHINA offers customized probe insertion lengths, higher velocity ranges (up to 30 or 40 m\/s), customized RS-485 Modbus registers, analog calibration, and tailored harness pinouts for HVAC automation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003ca href=\"https:\/\/www.kinyo-china.com\/pages\/contact-us\" style=\"display: inline-block; background: #1773b0; color: #fff; text-decoration: none; font-size: 13px; font-weight: 600; padding: 10px 18px; border-radius: 4px; white-space: nowrap;\\\"\u003eContact Us \u0026amp; Request Quote →\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"KINYO-CHINA","offers":[{"title":"Default Title","offer_id":45765086118134,"sku":"KY0012B","price":949.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/0694\/9110\/files\/Thermal_Anemometer_Airflow_Sensor_KY0012B_for_HVAC_Ventilation_Ducts_12V_DC_In-Duct_Wind_Speed_Transmitter_Probe_with_Terminal_Wire_Harness_Air_Velocity_Meter_for_VAV_AHU_BMS_Automation.webp?v=1790664539","url":"https:\/\/www.kinyo-china.com\/en-kr\/products\/thermal-anemometer-airflow-sensor-hvac-ky0012b","provider":"KINYO-CHINA","version":"1.0","type":"link"}