pH Meter, pH Tester, Hm Digital pH meter

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US $3-200 / Pieces | 1 Piece/Pieces (Min. Order)
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Quick Details
Place of Origin:
Shanghai, China (Mainland)
Brand Name:
Model Number:
pen/pocket, portable, bench-top, soil
Packaging & Delivery
Packaging Details
export standard packing, plastic box, master carton
Lead Time :
within 3-20 days depends on order qty

PH meter, digital ph meter, pen type ph meter, PH controller, PH monitor, TDS meter, EC meter, CF meter, condutometer, ORP controller, ORP meter



We are specialized in exporting pH meter, pH electrode, pH monitor, pH stick, TDS meter, EC meter, CF meter, condutometer, conductivity meter, ORP meter, redox meter, ORP controller, ORP electrode, pH monitor, ORP monitor, dissolved oxygen meter, refractometer, gem refractometer, gemological refractometer


PH Hydro Tester PH-80


1. Measures pH and Temperature 
2. One-touch automatic digital calibration 
3. Water resistant 
4. Simultaneous temperature display 
Sleek, lightweight design 
5. Large LCD display 
6. Automatic Temperature Compensation (ATC) 
7. Auto-off function, data-hold function and low-battery indicator 
8. Includes storage solution in a sponge embedded in a translucent cap 
9. Factory Calibrated: The PH-80 meter is factory calibration to pH 7.0. The meter can easily and quickly be recalibrated with digital calibration to pH 4.0, 7.0 or 10.0 using the meter's simple one-touch process. 
10. Includes a cap, batteries, storage solution and pH 7.0 buffer

pH Range: 0 - 14 
Temperature Range: 1-80 °C; 33-176 °F 
Resolution: 0.1 pH; Temperature resolution is 0.1 °C/°F 
Accuracy: +/- 0.2 pH; Temperature accuracy is +/-2%
Calibration: Digital automatic calibration (one point) 
Electrode: Glass sensor and reference tube electrodes 
Housing: Water resistant 
Power source: 3 x 1.5V button cell batteries (model 357A; included) 
Dimensions: 15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches) 
Weight: 53.9 g (1.9 oz)

Inner box: 10pcs/box, box size: 24.5*20*15cm, 0.7KG

Carton: 180pcs/ctn, size: 65.3*53*42cm, 18kgs



PH-200: Waterproof pH/Temp Meter


  • Measures pH and Temperature

  • Auto-ranging three point calibration with digital fine tuning

  • Includes 4 pH buffer solution in a sponge embedded in a clear cap

  • Waterproof housing

  • Simultaneous temperature display

  • Measurement Range: 0-14 pH

  • Digital automatic calibration (one point), with digital fine tuning

  • Auto-off function, data-hold function and low-battery indicator

  • Display: large and easy-to-read LCD screen includes simultaneous temperature reading

  • Factory calibration: The PH-200 meter is three-point factory calibrated to 4, 7, and 10 pH. The meter can be recalibrated with digital calibration using the push buttons, rather than a screwdriver.

  • Includes a cap, batteries, lanyard, and pH 7.0 buffer


pH Range: 0 - 14 
Temperature Range: 0-80 °C; 32-176 °F 
Resolution: 0.01 pH; Temperature resolution is 0.1 °C/°F
Accuracy: +/- 0.02 pH 
Calibration: Digital automatic calibration (one point) with digital fine tuning
Electrode: Replaceable glass sensor and reference tube electrodes 
Housing: Waterproof (submersible; floats) 
Power source: 3 x 1.5V button cell batteries (included) 
Dimensions: 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches) 
Weight: 96.4 g (3.4 oz)

100PCS/CTNS  SIZE: 65.5*53*42cm  GW: 15kg



Waterproof ORP Meter ORP-200

1. Measures Oxidation Reduction Potential (Redox) and Temperature 
2. Auto-ranging calibration with digital fine tuning 
3. Includes storage solution in a sponge embedded in a clear cap 
4. Waterproof housing (IP-67 rating) 
5. Simultaneous temperature display 
6. Digital Calibration (push button) 
7. Auto-off function, data-hold function and low-battery indicator. 
8. Display: large and easy-to-read LCD screen includes simultaneous temperature reading. 
9. Replaceable Sensor (model SP-O2) 
10. Factory Calibrated: The ORP-200 meter is factory calibrated to +92 mV The meter can be easily recalibrated with digital calibration using the push buttons, rather than a screwdriver. 
11. Includes a cap, batteries, and lanyard 
ORP Range: -999 to +1000 mV 
Temperature Range: 0-80°C; 32-176°F
Resolution: 1 mV; Temperature resolution is 0.1°C/°F
Accuracy: 0.5% (+/-2mV) 
Calibration: Digital calibration by push button. 
Electrode: Replaceable glass sensor and reference tube electrodes 
Housing: IP-67 Waterproof (submersible; floats) 
Power source: 3 x 1.5V button cell batteries (included) 
Dimensions: 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches) 
Weight: 96.4 g (3.4 oz)

100PCS/CTNS  SIZE: 65.5*53*42cm  GW: 15kg




PPH-1000 Industrial Online PH Controller         (HM digital product)

-Intelligent online Monitoring and control of pH levels. Temperature display.
-LED display, easily and clearly read. 
-the upper limit, lower limit alarm, relay control function, alarm ON\OFF. Use singly or in combination.
-4-20mA current output. 
-Can control one or two relay, automatic closed loop control system is more flexible and convenient
-Installs easily in minutes. 
-Widely used in various water quality treatment equipment on-line monitoring and control, to determine pH value of water solution in departments of petroleum, chemical, medicine-produce ect.
Measure Range: 0.01~14.00pH/0~80℃(32~176℉)
Resolution: 0.01pH/0.1℃(℉)
Temperature Compensation: ATC (0-80°C)
Calibration: 4.00,7.00,10.00 by push button/manual
Realy Control: 2 realy, user set, ≤5A,220V
Alarm: ON/OFF upper/lower limit
Output Current: 4-20mA
Sensor Probe: combination electrode
Probe Length: 3m
Working Condition: temp. -5°C~50°C, humidity≤85%
Power: AC110V/220V±10%  50/60Hz
Size: 72*72*111mm
Weight: 235g



PH-203 Digital pH/ORP Controller

Applications: Aquariums, Aquacultures, Beverage, Fish Hatcheries,
Food Processing, Photography, Laboratory, Paper Industry,
Swimming Pool, Plating Industry, Quality control, Water Conditioning,
School & colleges.



Measuring range







±(0.1%+2 digits) after calibration


±5 mV






Set Range





Relay Contact5A/240VAC


Temperature:0~50ºC Humidity<95%

Power Supply

220V/110V±10% 50Hz±2%






SR300B 4 in 1 Multifunctional soil ph meter (c/w backlight)

This soil moisture, pH, temperature and light tester offers 4 important measurements: pH Value, Temperature, Moisture, and Environment Sunlight Intensity. The sensitive 200mm probe and light sensor window provides 5 units of accurate & precised measured results, pH, moisture, sunlight, °C & °F (soil & environment). 
In addition to the features, it also have an oversized LCD with clear display, backlight (SR300B only) and auto power off. 
This instrument is a great tool for measuring growing conditions of all kinds of indoor and outdoor plants as well as garden virescence. A very useful one in lawn care to determine soil conditions in different areas of the garden and finding correct grass seed. 
* 4-in-1 Soil Tester for plants and lawns 
* Measures sunlight (9 levels), soil moisture (5 levels), soil pH (12 levels) and temperature (°C & °F) 
* 8 inch or 200mm long probe 
* Auto shut power off 
* Survey light intensity of current environment 
* Fast and precised measurements 
* Backlight feature 
* Great tool to help fix your lawn when grass does not want to grow in certain areas of your yard

packing: 1pcs/color box, 20pcs/ctn, ctn: 44*37*28.5cm (volume G.W.: 9.5KGS)


Name4 in 1 soil ph meter
TypeSR300, SR300B
Test objectsSunlight, moisture, PH value, temperature
Sunlight(9 levels)LOW-, LOW, LOW+, NOR-,NOR, NOR+, HGH-, HGH, HGH+
Moisture(5 levels)DRY+, DRY, NOR, WET, WET+
PHvalue(12 levels)3.5~9.0 (display resolution 0.5)
Accuracy±0.5 PH
temperature-9~+50ºC(16~122F) (display resolution 1ºC/1F)
Accuracy±1 ºC
Power supplyOne 9v block battery
Automatic offThe unit will be automatically off after 5 minutes disabling
Operating temperature+5ºC~+40ºC
SizeMain unit122mm*63mm*36mm
Test probeØ5mm*20mm
Color box packing35*8*6cm
Master carton20pcs/ctn, ctn size: 44*37*28.5cm (volume G.W.: 9.5KGS)

Light Level: 9 Levels
The meter shows the "Display" value when the light level is between the "low" and the "high Lux" value in the table:

Display Value

Low Lux

High Lux


Soil Moisture: 5 Levels

Dry+: less than 5%
Dry: 5-10%
NOR: 10-20%
WET: 20-30%
WET+: more than 30%