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Protech International Group Co., Ltd.
CN
8
YRS
Custom manufacturer
Main categories: Air Quality Detector/CO2 DETECTOR/HCHO Detector/CO Detector, Weather Station/Temperature & Humidity meter
Ranked #4
best sellers in Gas Analyzers
Total floorspace (2,584㎡)
ODM services available
OEM for well-known brands
Competitive OEM factory
Contact supplier
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Home
Products
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Profile
Company Overview
Ratings & Reviews
Contacts
Promotion
Top picks
Product categories
Multifunctional Air Quality Detector
CO Meter
CO2 Meter
CO & CO2 Detector
Gas Detector
Formaldehyde Detector ( HCHO )
Weather Stations
Temperature Humidity Meter
Alarm Clock
Testing Equipment
PTH-26PM CO CO2 METER Carbon Monoxide detector Carbon dioxide monitor Air quality detector for INDOOR
$20.90 - $23.90
/
piece
1000 pieces
(Min. Order)
indoor air quality sensor CO CO2 NDIR Carbon Dioxide and Carbon Monoxide Detector Air Quality Detector
$19.99 - $33.60
/
piece
1 piece
(Min. Order)
PTH-9R CO CO2 METER Carbon Monoxide detector Carbon dioxide monitor Air quality detector for INDOOR
$29.50 - $33.50
/
piece
500 pieces
(Min. Order)
Multifunctional HCHO & CO2 Detector
$24.63 - $26.87
/
piece
100 pieces
(Min. Order)
Indoor Moisture Tester Digital Hygrometer PT19D smart thermometer and hygrometer suitable for Bedroom
$2.39 - $2.79
/
piece
500 pieces
(Min. Order)
PROTMEX PT202A Non-Contact Digital Test Pencil Tester 12~1000V Electrical Voltage Detector
Oem
Odm
$2.69 - $4.90
/
piece
5 pieces
(Min. Order)
Multi-function Indoor Environmental Air Quality Detector PM2.5 PM10 CO2 indoor air quality monitor
Oem
$30.50 - $34.90
/
piece
500 pieces
(Min. Order)
Weather station digital Temperature Humidity Monitor Professional wireless wifi Weather Station
$61.19 - $67.16
/
piece
1 piece
(Min. Order)
All products
Customizable
Ready to Ship
All products
Testing Equipment
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Digital 3 Phase Power Clamp Meter for Harmonics with RS232 Interface
$112.00 - $132.00
/
piece
1.0 piece
(Min. Order)
AC RMS Active Power Factor Passive Frequency Harmonic Clamp Meter Test
$110.20 - $131.10
/
piece
1 piece
(Min. Order)
Pocket size auto range smart digital multimeter
$10.00 - $11.10
/
set
40.0 sets
(Min. Order)
Manufacturing types of Multimeter With NCV Automatic shutdown Function
$13.90 - $14.60
/
set
40.0 sets
(Min. Order)
True RMS NCV Digital Mini Multimeter HT113B ac/dc voltage current pocket tester meter with Diode test
$8.15 - $11.29
/
set
1 set
(Min. Order)
PM8211 NCV Pen Type Digital Multimeter
$13.40 - $14.50
/
piece
1.0 piece
(Min. Order)
Factory Low Price NCV True RMS Digital Multimeter HT830L 2000 Counts Portable AC/DC Voltage/Current tester with Diode Test
$6.36 - $9.49
/
piece
1 piece
(Min. Order)
Factory price 2000 Counts AC Digital Clamp Meter PT2008A With Resistance voltage meter
$14.19 - $17.69
/
piece
100.0 pieces
(Min. Order)
High Low Sensitivity LCD Display Non Contact Voltage Tester Detector with Sound Light Alert
$3.88 - $6.19
/
set
10 sets
(Min. Order)
Sensitivity adjustment non contact ac 12~1000V voltage detector
Ac
Analog And Digital
$2.54 - $2.84
/
set
10 sets
(Min. Order)
True RMS 6000 counts Digital Multimeter Temperature measurement
$16.47 - $19.60
/
piece
40 pieces
(Min. Order)
PROTMEX PT3001Test Leads Probe For Digital Multimeter
$1.50 - $2.98
/
piece
1000 pieces
(Min. Order)
PROTMEX PT202A 12-1000V AC High Non-contact Pen Tester Voltage Detector
Electronic
$2.61 - $2.84
/
set
10 sets
(Min. Order)
PROTMEX PT112B Pocket Smart Tester Electronics Analog Digital Multimeter
$14.42 - $18.39
/
piece
20 pieces
(Min. Order)
Test Leads Pin for Digital Multimeter Needle Tip Meter Multi Meter Tester Lead Probe Wire Pen Cable 10A
$0.90 - $1.20
/
piece
1000.0 pieces
(Min. Order)
PROTMEX PTH-5 Hot Sale Thermometer and Hygrometer Carbon Dioxide Detector CO2 Monitor CO2 Meter
$37.87 - $52.24
/
piece
1 piece
(Min. Order)
PTH-9B OEM Wall Mounted Smart Multi Function PM2.5 PM10 CO2 Meter HCHO TVOC C6H6 UV Air Quality Detector with Temperature RH
$47.76 - $53.73
/
piece
3 pieces
(Min. Order)
PTH-20A NDIR Wall Desktop Temperature RH TVOC Air Quality Detector CO2 meter with LCD screen Japan Netherlands Belgium EU
$39.60 - $44.20
/
piece
3 pieces
(Min. Order)
Handheld air quality Monitor PTH-9CW and NDIR CO2 gas meter Hanging Wifi Carbon Dioxide Detector with Temperature Thermometer
$26.87 - $32.84
/
piece
1 piece
(Min. Order)
Thermo-hygrometer sensor housing-incubator humidity and temperature meter-temperature and humidity recorder
$3.06 - $5.45
/
piece
1 piece
(Min. Order)
Temperature and humidity recorder-duct temperature and humidity sensor-humidity and temperature controller
$3.06 - $5.45
/
piece
1 piece
(Min. Order)
Temperature and humidity recorder-humidity and temperature controller-duct temperature and humidity sensor
$3.06 - $5.45
/
piece
1 piece
(Min. Order)
Thermo-hygrometer sensor housing-incubator humidity and temperature meter-temperature and humidity recorder
$3.06 - $5.45
/
piece
1 piece
(Min. Order)
Smart Air Quality Tester NDIR CO2 Meter Temperature Humidity Measuring Device Wifi Carbon Dioxide Monitor
$26.87 - $32.84
/
piece
1 piece
(Min. Order)
Temperature and humidity sensor housing-incubator humidity and temperature meter-humidity and temperature controller
$3.06 - $5.45
/
piece
1 piece
(Min. Order)
Digital Thermometer PT19DW High Sensitive Dark Grey and White Temp- humidity monition for home SMART THERMO-HYGROMETER with WIFI
$12.10 - $17.70
/
piece
1 piece
(Min. Order)
Portable 6 in1 Gas Detector with Alarm Portable Multi Gas Detector Model TH-9B MULTI-FUNCTION AIR QUALITY DETECTOR
$47.76 - $53.73
/
piece
1 piece
(Min. Order)
OEM Co2 monitor PTH-9CW GAS Tester with Temperature and humidity at home Wi-Fi Carbon Dioxide Detector
$26.87 - $32.84
/
piece
1 piece
(Min. Order)
OEM CO2 Meter with alert PTH-9C gas Tester with Temperature and humidity indoor Wall hanging Carbon dioxide detector
$22.39 - $28.36
/
piece
1 piece
(Min. Order)
Hytais Live Wire Simple Testers Ac 1000v Digital Non Contact Voltage Tester Detector with Sound Light Alert
$3.88 - $6.19
/
piece
1 piece
(Min. Order)
Digital display Alcohol meter essential alcohol tested 2022 Japan Hot-Sale-Alcohol Test PTH-15
$4.03 - $6.72
/
piece
1 piece
(Min. Order)
Gas Detector with Alarm Portable Multi Gas Detector Model TH-9B MULTI-FUNCTION AIR QUALITY DETECTOR
$47.76 - $53.73
/
piece
1 piece
(Min. Order)
Hot Wholesale Indoor Display Smart Wireless Temperature Hygrometer and Thermometer Tuya Wireless
$3.06 - $5.45
/
piece
3 pieces
(Min. Order)
White PT19DW Digital Hygrometer Indoor Outdoor Thermometer Humidity Monitor CONNECT WIFI Temperature Humidity Sensor
$9.85 - $12.39
/
piece
1 piece
(Min. Order)
Multifunctional square Co2 detector Indoor/Outdoor Digital PM1.0 PM2.5 Tester Meter indoor air quality monitor
$32.84 - $38.81
/
piece
1 piece
(Min. Order)
PM2.5 gas detector air quality monitor temperature and humidity air quality monitor
$49.25 - $53.73
/
piece
1 piece
(Min. Order)
Indoor Room Digital LCD Thermometer Hygrometer Humidity Hygrometer Gauge
$2.24 - $2.69
/
piece
3 pieces
(Min. Order)
New co2 sensors Carbon Dioxide detector Indoor Air Quality Monitor Co2 Meter Monitor
$35.10 - $50.15
/
piece
1 piece
(Min. Order)
PTH-9BW household portable integrated air quality monitor CO2 meter can be connected to Wifi
Odm
Obm
Portable Gas Detector
$54.00 - $57.00
/
piece
3 pieces
(Min. Order)
PT202 Non Contact Intelligent Electric Detector Tools Pen Type Voltage Tester Test Pencil 12V-1000V Range
$1.90 - $2.90
/
piece
5 pieces
(Min. Order)
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