| 10 pcs Winsen MRTD-3011 Digital Thermopile Temperature Sensor | shop.winsen-sensor.com | 38 USD | 50 USD | −24% |
| 2pcs Winsen MP510C Refrigerant Gas Sensor | shop.winsen-sensor.com | 48 USD | 60 USD | −20% |
| 2PCS Winsen ZP201 Refrigerant gas detection module | shop.winsen-sensor.com | 48 USD | 60 USD | −20% |
| 1 pic ZRP370 Pyro-electric Flame sensor module | shop.winsen-sensor.com | 127 USD | — | — |
| 1 pic ZRP330 Pyro-electric Flame sensor module | shop.winsen-sensor.com | 127 USD | — | — |
| 2 pcs Electrochemical Detection Module ZE03-DG | shop.winsen-sensor.com | 117 USD | — | — |
| 1pc Multi-in-One ZPHS01B Sensor Module air quality detection | shop.winsen-sensor.com | 107 USD | — | — |
| 2 pcs Winsen MH-440D/MH-741A/MH-742B/MH-441D Industrial NDIR CH4 Sensor UART, Analog Voltage/IIC Output | shop.winsen-sensor.com | 100 USD | — | — |
| 2 pcs Winsen WPCK07 Diffussed Silicon Pressure Transmitter | shop.winsen-sensor.com | 90 USD | — | — |
| 1 pic ZRP820 Dual channel open flame detection module | shop.winsen-sensor.com | 66 USD | — | — |
| 5 pcs ZH10-F Compact Laser Dust Sensor Module | shop.winsen-sensor.com | 60 USD | — | — |
| 2pcs Winsen WPCK03 Diffussed Silicon Pressure Transmitter Multi Output Methods Excellent Anti-interference Ability | shop.winsen-sensor.com | 59 USD | — | — |
| 1 pic ZRP320 Pyro-electric Flame sensor module | shop.winsen-sensor.com | 58 USD | — | — |
| 5 pcs ZH10-VHT Compact 4-in-1 Air Quality Sensor Module | shop.winsen-sensor.com | 55 USD | — | — |
| 2pcs of Winsen MEu-2O2 Oxygen Sensor Two Electrodes Wide Linear Range, Strong Anti-interference Ability 0~25% VOL | shop.winsen-sensor.com | 51 USD | — | — |
| 2 pcs Winsen O2 Sensor ME2-O2/MEu-O2/MEu-2O2/ZE03-O2 Oxygen Sensor/Modules | shop.winsen-sensor.com | 51 USD | — | — |
| 10 pcs GM-802B MEMS NH3 Gas Sensor | shop.winsen-sensor.com | 48 USD | — | — |
| 2pcs Winsen MH-V1512A-LIN CO2 Module Infrared CO2 Sensor Module Automotive Air Conditioning System | shop.winsen-sensor.com | 44 USD | — | — |
| 2pcs ME2-O3 O3 gas sensor | shop.winsen-sensor.com | 40 USD | — | — |
| 1 PC ZRT512J Refrigerant Detection Module | shop.winsen-sensor.com | 39.71 USD | — | — |
| 10 pcs ZC13 Methane Module for Home Use | shop.winsen-sensor.com | 35 USD | — | — |
| 1 PC ZRT510E-R290 Refrigerant Sensor Module | shop.winsen-sensor.com | 34.22 USD | — | — |
| 10 PCS MC21B Catalytic Flammable Gas Sensor | shop.winsen-sensor.com | 28.41 USD | — | — |
| 10 PCS MPn-5D Liquefied Gas Sensor | shop.winsen-sensor.com | 28.41 USD | — | — |
| 2PCS ME2-O3-16x15 O3 gas sensor | shop.winsen-sensor.com | 28 USD | — | — |
| 2pcs Winsen ZM102 Vehicle air quality module MEMS technology, LIN interface output | shop.winsen-sensor.com | 27 USD | — | — |
| 10 PCS MPn-5 Semiconductor Propane Sensor | UL 2075 Certified | shop.winsen-sensor.com | 25.83 USD | — | — |
| 2pcs Winsen MH-Z19C/Z19D/Z16/Z19E/Z14A/Z14B CO2 sensor series | shop.winsen-sensor.com | 24 USD | — | — |
| 2 pcs Electrochemical H2 Module ZE07-H2 | shop.winsen-sensor.com | 21 USD | — | — |
| 10 pcs MP-7 Carbon Monoxide GAS SENSOR | shop.winsen-sensor.com | 20 USD | — | — |
| 10 pcs Winsen combustible gas sensor MQ-4/MP-4/MC105/ZP13/MC113/MC115 Flammable Gas Sensor | shop.winsen-sensor.com | 18 USD | — | — |
| 5pcs Winsen ZPH01B/ZPH02/ZPH03/ZPH04/ZH03B/ZH06/ZH07 Dust sensor series | shop.winsen-sensor.com | 18 USD | — | — |
| Portable Mini Formaldehyde Detector | shop.winsen-sensor.com | 18 USD | — | — |
| 10 pcs MQ135 Semiconductor Sensor for Air Quality | shop.winsen-sensor.com | 17 USD | — | — |
| Portable Mini Carbon Monoxide Detector Only 9.5g in Weight | shop.winsen-sensor.com | 16 USD | — | — |
| 1 PC ZC101 Combustible Gas Module for Industrial Use | shop.winsen-sensor.com | 14.21 USD | — | — |
| Portable Mini Alcohol Detector only 7.5g in weight and 9mm thick | shop.winsen-sensor.com | 13.5 USD | — | — |
| 2 pcs Winsen H2 Sensor ME3-H2/ZE03-H2/ZE07-H2 Hydrogen Sensor/ Modules | shop.winsen-sensor.com | 12 USD | — | — |
| 10 pcs MRT511/MRT311 Thermopile Temperature Sensor | shop.winsen-sensor.com | 8 USD | — | — |
| 10 pcs ZS21 Temperature and Humidity Sensor Module | shop.winsen-sensor.com | 8 USD | — | — |