Products
Building Automation Products
YK-T-FG/YK-T-SG

Temperature Sensor
✅ Measurement Range: -40 to 100 °C
✅ Output Signal: NTC 10K and Other Options
✅ Power Supply: Passive / No External Power Required
✅ Accuracy: ±0.3 °C @ 25 °C
✅ Mounting: Duct-mounted
✅ ODM Supported
YK-T-BG

Temperature Sensor
✅ Measurement Range: -40 to 100 °C
✅ Output Signal: NTC 10K and Other Options
✅ Power Supply: Passive / No External Power Required
✅ Accuracy: ±0.3 °C @ 25 °C
✅ Mounting: Indoor wall-mounted or ceiling-mounted
✅ ODM Supported
YK-T-KT

Temperature Sensor
✅ Measurement Range: -40 to 100 °C
✅ Output Signal: NTC 10K and Other Options
✅ Power Supply: Passive / No External Power Required
✅ Accuracy: ±0.3 °C @ 25 °C
✅ Cable Length: Customizable
✅ ODM Supported
YK-TH-FG

Temperature & Humidity Transmitter
✅ Measurement Range: -40 to 100 °C / 0 to 100% RH
✅ Output Signal: NTC 10K/0–10 V / 4–20 mA and Other Options
✅ Power Supply: 24 VAC/VDC
✅ Accuracy: ±0.3℃@25℃/±3%RH
✅ Mounting: Duct-mounted
✅ ODM Supported
YK-TH-BG

Temperature & Humidity Transmitter
✅ Measurement Range: -40 to 100 °C / 0 to 100% RH
✅ Output Signal: NTC 10K/0–10 V / 4–20 mA and Other Options
✅ Power Supply: 24 VAC/VDC
✅ Accuracy: ±0.3℃@25℃/±3%RH
✅ Mounting: Indoor wall-mounted or ceiling-mounted
✅ ODM Supported
YK-TH-BGSW

Outdoor Temperature & Humidity Transmitter
✅ Measurement Range: -40 to 100 °C / 0 to 100% RH
✅ Output Signal: NTC 10K/0–10 V / 4–20 mA and Other Options
✅ Power Supply: 24 VAC/VDC
✅ Accuracy: ±0.3℃@25℃/±3%RH
✅ Mounting: Indoor wall-mounted
✅ ODM Supported
YK-CO-BG

Carbon Monoxide (CO) Transmitter
✅ Measurement Range: 0–100 ppm (Standard); 250 ppm, 300 ppm, and 400 ppm full-scale ranges available upon request
✅ Output Signal: 3-wire DC; selectable 0–10 V or 4–20 mA output and Other Options
✅ Power Supply: 24 VAC/VDC
✅ Accuracy: ±40 ppm or ±3% of reading
✅ Mounting: Indoor wall-mounted or ceiling-mounted
✅ ODM Supported
YK-CO2-FG

Carbon Dioxide (CO₂) Transmitter
✅ Measurement Range: 0–2000 ppm (Standard); 0–5000 ppm or other ranges optional
✅ Output Signal: Selectable 0–10 V or 4–20 mA and Other Options
✅ Power Supply: 24 VAC/VDC
✅ Accuracy: ±40 ppm or ±3% of reading
✅ Mounting: Duct-mounted
✅ ODM Supported
YK-CO2-BG

Carbon Dioxide (CO₂) Transmitter
✅ Measurement Range: 0–2000 ppm (Standard); 0–5000 ppm or other ranges optional
✅ Output Signal: Selectable 0–10 V or 4–20 mA and Other Options
✅ Power Supply: 24 VAC/VDC
✅ Accuracy: ±40 ppm or ±3% of reading
✅ Mounting: Indoor wall-mounted or ceiling-mounted
✅ ODM Supported
YK-AIR

Air Quality Transmitter
✅ TVOC Air Quality Transmitter
✅ Formaldehyde (HCHO) Transmitter
✅ Oxygen (O₂) Concentration Transmitter
✅ Hydrogen Sulfide (H₂S) and Ammonia (NH₃) Transmitter
✅ PM2.5 / PM10 Transmitter
✅ Ozone (O₃) Concentration Transmitter
✅ ODM Supported
YK-WS-FG

Air Velocity Transmitter
✅ Measurement Range: 0–10 m/s, 0–15 m/s, or 0–20 m/s (Optional)
✅ Output Signal: 0–10 V or 4–20 mA , Selectable via Jumper
✅ Power Supply: 24 VAC/VDC
✅ Accuracy: ±0.2 m/s Max
✅ Mounting: Duct-mounted
✅ ODM Supported
YK-DPYC-25Pa

Low Differential Pressure Transmitter
✅ Measurement Range: 25–1250 Pa, 0–2 kPa, 0–5 kPa, or 0–10 kPa (Optional)
✅ Output Signal: 4–20 mA or 0–10 V , Selectable via Jumper
✅ Power Supply: 24 VAC/VDC
✅ Accuracy: ±1% FS
✅ Mounting: Indoor wall-mounted
✅ ODM Supported
YK-YC-50Pa

Differential Pressure Switch
✅ Adjustable Setpoint Range: 20–300 Pa / 50–500 Pa
✅ Output Signal: Dry Contact Output
✅ Power Supply: Passive / No External Power Required
✅ Switching Differential: 10 Pa / 20 Pa
✅ Mounting: Indoor wall-mounted
✅ ODM Supported
YK-FD-3M

Freeze Protection Thermostat
✅ Temperature Setting Range: 1.0–7.5 °C
✅ Output Signal: Dry Contact Output
✅ Power Supply: Passive / No External Power Required
✅ Temperature Differential: 4.5–5.5 °C
✅ Mounting: Indoor wall-mounted
✅ ODM Supported
YK-ZD-BG

Illuminance Transmitter
✅ Measurement Range: 1–65,535 lux / 0–10,000 lux
✅ Output Signal: Selectable 0–10 V or 4–20 mA and Other Options
✅ Power Supply: 24 VAC/DC
✅ Accuracy: ±5% at 25 °C
✅ Mounting: Indoor wall-mounted
✅ ODM Supported
YK-DP-16bar

Water Differential Pressure Transmitter
✅ Measurement Range: 0–10 bar
✅ Output Signal: 4–20 mA (2-Wire)
✅ Power Supply: 24 VDC
✅ Accuracy: ≤ ±0.5% FS (Including Non-Linearity, Hysteresis, and Non-Repeatability)
✅ Process Connection: 1/4″ NPT Thread
✅ ODM Supported
YK-P-16bar

Water Pressure Transmitter
✅ Measurement Range: 0–16 bar
✅ Output Signal: 4–20 mA (2-Wire)
✅ Power Supply: 24 VDC
✅ Accuracy: ≤ ±0.5% FS (Including Non-Linearity, Hysteresis, and Non-Repeatability)
✅ Process Connection: 1/4″ NPT Thread
✅ ODM Supported
YK-MAC3

Level Switch
✅ Switch Type: SPDT, 10(8) A / 250 V
✅ Electrical Connection: 3 m Cable
✅ Switching Angle: ±45°
✅ Maximum Pressure: 1 bar
✅ Dimensions: 106 × 154 × 54 mm
✅ ODM Supported
YK-WFS

Water Flow Switch
✅ Switch Type: Paddle Type (Stainless Steel)
✅ Switching Output: SPDT
✅ Working Pressure: 1000 kPa (10 kgf/cm²)
✅ Proof Pressure: 2000 kPa (20 kgf/cm²)
✅ Fluid Temperature: 100 °C Max.
✅ Dielectric Strength: 1500 VAC for 1 Minute
✅ Mechanical Life: 500,000 Cycles
✅ ODM Supported
YK-LL-CSB

Clamp-On Ultrasonic Flow Meter
✅ Flow Velocity Range: 0 to ±10 m/s
✅ Output Signal: 4–20 mA and Other Options
✅ Power Supply: 24 VDC
✅ Pipe Size: DN50–700 (Standard Type), DN15–100 (Small Type), Optional Range up to DN15–6000
✅ Recommended Installation: 10D Upstream, 5D Downstream, and 30D from the Pump Outlet, where D is the Pipe Diameter
✅ ODM Supported
YK-16N-A/B

Damper Actuator
✅ Output Torque: 2~32NM
✅ Supply Voltage: 24 VAC/DC or 220 VAC
✅ Rotation Angle: 90° + (0–2°)
✅ Control Signal: On/Off or Analog
✅ On/Off Control: Single-Wire or Two-Wire
✅ Analog Control Signal: 0–10 V, 2–10 V, or 4–20 mA
✅ Analog Feedback Signal: 0–10 V, 2–10 V, or 4–20 mA
✅ ODM Supported
