Agricultural Solutions

Soil Analysis Equipment & Soil Testers

Field and laboratory instruments for measuring soil nutrients, contaminants, moisture, structure and compaction, so that fertiliser and irrigation decisions are based on data.

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Know your soil before every planting decision

Soil analysis equipment measures the chemical and physical properties that shape crop performance: nitrogen, phosphorus and potassium, pH, salinity and organic matter, heavy metals, moisture, water potential, bulk density, aggregate structure and compaction. Soil testing laboratories, agriculture authorities, extension services, universities, land reclamation projects and commercial farms rely on these instruments to set fertiliser rates, track salinity, check land for contamination and study soil health. For Saudi farms working with sandy, saline soils and scarce water, these measurements are the starting point for efficient fertiliser and irrigation use. The range runs from samplers and grinders for sample preparation to benchtop and portable nutrient analysers and sensors for continuous field monitoring. EnmaTech supplies, installs and supports soil equipment across Saudi Arabia and helps plan complete soil laboratories.

Soil Analysis Equipment

Benchtop Soil Nutrient Analyzer (Single Sample)

A benchtop soil nutrient analyzer for government agencies, research institutes and farmers, usable in the lab or in the field. It tests one sample at a time for N, P, K, EC, pH, organic matter, moisture and medium and trace elements, and provides fertilizer guidance for specific crops.

Nutrient stabilityAbsorbency light drift <0.003
RepeatabilityAbsorbency of light <0.005
Linearity error<3.0%
Wavelength rangeRed 620±5nm; Blue 440±5nm

Features & full specifications

Key features

Tests one sample at a time
Built-in nutrient requirements for 73 kinds of crops
Built-in printer; local storage of 1000 records
Printout shows test time and date, crop, fertilizer type, item value and suggested fertilizer amount
Displays ammonium nitrogen, available phosphorus and effective potassium content
USB interface

Available configurations

Basic type: measures N, P, K, EC, pH, OM
With PC software: measures N, P, K, EC, pH, OM
With PC software and soil moisture: measures N, P, K, EC, pH, OM, moisture

Technical specifications

Nutrient stability	Absorbency light drift <0.003
Repeatability	Absorbency of light <0.005
Linearity error	<3.0%
Wavelength range	Red 620±5nm; Blue 440±5nm
Soil pH	1-14, error ±0.1
Soil salinity	0.01%-1.00%, error ±5%
Soil moisture	0-100% (m³/m³), accuracy ±2%
Power supply	220V-240V, 50Hz, adapter 12V/3A
Dimensions	32×28×11 cm
Net weight	6.5 kg

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Multi-Sample Soil Nutrient Analyzer with Touch Screen

A grey benchtop soil nutrient analyzer that tests batches of samples together and holds built-in nutrient requirements for 100 crop types. Its solid-state EC sensor gives a direct reading once inserted into the soil.

Soil pH1-14, error ±0.1
Soil salinity0.01%-1.00%, error ±5%
Soil moisture0-100% (m³/m³), accuracy ±2%
Wavelength rangeRed 620±5nm; Blue 440±5nm

Features & full specifications

Key features

Tests 8 or 16 samples at a time
Built-in nutrient requirements for 100 kinds of crops
7-inch LCD touch screen, Android operating system
Clock chip and GPRS
Solid-state EC sensor, quick direct insertion into soil
Wi-Fi / GPS interface
Built-in printer; local storage of 200000 records

Available configurations

8 samples at a time: measures N, P, K, EC, pH, OM
16 samples at a time: measures N, P, K, EC, pH, OM

Technical specifications

Soil pH	1-14, error ±0.1
Soil salinity	0.01%-1.00%, error ±5%
Soil moisture	0-100% (m³/m³), accuracy ±2%
Wavelength range	Red 620±5nm; Blue 440±5nm
Display	7-inch LCD touch screen
Storage	200000 records
Power supply	110V-240V, 50Hz, adapter 12V/3A
Dimensions	32×28×11 cm
Net weight	6.5 kg

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Portable Intelligent Soil Nutrient Analyzer (Upgraded)

An upgraded, all-in-one intelligent soil analyzer in a carry case. It detects available and total nitrogen, phosphorus and potassium, organic matter, pH and salt content, as well as medium and trace elements.

Features & full specifications

Key features

Detects available nitrogen, phosphorus and potassium
Detects total nitrogen, total phosphorus and total potassium
Organic matter, pH and salt content
Medium and trace elements: calcium, magnesium, sulfur, iron, manganese, boron, zinc, copper, chlorine and silicon
Supplied in a portable carry case

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Multi-Parameter Soil Meter with Data Logger

A handheld data logger paired with interchangeable soil sensors for moisture, temperature, EC, pH and N, P, K. Over GPRS, all readings appear in real time on a cloud platform and mobile app.

Soil pH0-14, accuracy ±0.5
Soil temperature-40 to 80°C, accuracy ±3°C, resolution 0.1°C
Soil moisture0-100%, accuracy ±3%, resolution 0.1%
Soil EC0-23 mS/cm, accuracy ±2%, resolution 0.01 mS/cm

Features & full specifications

Key features

Wireless 2G/4G communication; real-time data on cloud platform and mobile app
LCD screen shows date, time, each sensor's reading and number of stored records
Automatic and manual data collection
GPS positioning
Stores nearly 30,000 records plus standard 4G memory
7.4V 2.8Ah lithium battery with charging protection and low-voltage prompt
Low-power design with system monitoring and crash protection
Working temperature -40 to 80°C

Available configurations

Soil pH sensor
Soil moisture sensor
Soil temperature + soil moisture
Soil temperature + soil moisture + air temperature/humidity
Soil temperature + soil moisture + soil EC
Soil temperature + soil moisture + soil EC/N, P, K + soil pH

Technical specifications

Soil pH	0-14, accuracy ±0.5
Soil temperature	-40 to 80°C, accuracy ±3°C, resolution 0.1°C
Soil moisture	0-100%, accuracy ±3%, resolution 0.1%
Soil EC	0-23 mS/cm, accuracy ±2%, resolution 0.01 mS/cm
Air temperature	-40 to 80°C, accuracy ±0.4°C, resolution 0.1°C
Air humidity	0-100%RH, accuracy ±3%RH, resolution 0.1%RH
Dew point	-40 to 80°C, accuracy ±0.4°C, resolution 0.1°C
Soil N, P, K	0-1999 mg/kg, accuracy ±2%FS, resolution 1 mg/kg
Battery	7.4V 2.8Ah lithium
Storage	Nearly 30,000 records

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Handheld XRF Soil Heavy Metal Analyzer (Advanced)

An advanced handheld heavy metal meter that analyzes field soil, sand, sludge, solid waste and mud directly, with no sample preparation, in about 80 seconds. It covers 34 elements and reports results as % and PPM content.

DetectorHigh-sensitivity silicon drift detector, resolution <125 eV
Test time80 seconds
Elements34
Display4:3 screen, brightness adjusts to environment

Features & full specifications

Key features

Applications: field soil, sand, sludge, solid waste, mud
No sample preparation; direct analysis in 80 seconds
Sample type recognized automatically
Displays % of elements and PPM content
Built-in GPS; GIS software can build a 3D map of element content
USB, Bluetooth and Wi-Fi; remote control and cloud upload
Temperature alarm outside -20 to 50°C working range
34 elements: K, Ca, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, As, Se, Rb, Sr, Y, Zr, Nb, Mo, Ag, Cd, Sn, Sb, W, Re, Pd, Au, Hg, Pb, Bi, Cs, Ba, Th, U

Technical specifications

Detector	High-sensitivity silicon drift detector, resolution <125 eV
Test time	80 seconds
Elements	34
Display	4:3 screen, brightness adjusts to environment
Data storage	32G built-in memory, 300K spectra and graphs
Working environment	-20 to 50°C
Dimensions	254×79×280 mm (L×W×H)
Net weight	1.6 kg (including battery)

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Portable Soil Heavy Metal Analyzer (Rapid Test)

An advanced portable meter for heavy metals in soil, including Pb, Cd, Hg, As, Cu, Cr6+, Al and Zn. A test takes under 120 seconds and uses low-dose, low-toxicity consumables.

ElementsPb, Cd, Hg, As, Cu, Cr6+, Al, Zn, etc.
Detection time<120 s

Features & full specifications

Key features

Measures Pb, Cd, Hg, As, Cu, Cr6+, Al, Zn and more
Detection time under 120 seconds
Low-dosage, low-toxicity consumables
Easy and convenient operation

Technical specifications

Elements	Pb, Cd, Hg, As, Cu, Cr6+, Al, Zn, etc.
Detection time	<120 s

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Analog Soil pH and Moisture Tester

A probe-type analog meter that gives soil pH and moisture readings as soon as it is pushed into the soil.

pH range3-8 pH
pH accuracy±0.2 pH
Moisture range1-8%
Moisture accuracy±1%

Features & full specifications

Key features

Dual reading: soil pH and moisture
Analog dial display
Insertion probe, no batteries shown

Technical specifications

pH range	3-8 pH
pH accuracy	±0.2 pH
Moisture range	1-8%
Moisture accuracy	±1%
Measuring depth	6 cm

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Soil Profile Moisture and Temperature Meter

Tracks soil water profiles and soil temperature in all soil types, with little influence from salinity or temperature. It reads moisture at four depths down to 70 cm, or down to 200 cm, and the depths can be set to suit each project.

Soil moisture rangeDry soil to water-saturated soil, 0-100%
Soil moisture accuracy±3%
Soil temperature range-20 to 70°C
Soil temperature accuracy±0.5°C

Features & full specifications

Key features

IP67 waterproof rating for long-term installation on farms
Three power options: solar, AC 220V or Li-ion battery
RS485 or GPRS connection; real-time data on web page and app
Anti-theft: app alarms on vibration, removal or external force
Data shown as reports, curves and history
Measures at 4 depths (10, 30, 50, 70 cm); custom depths available

Technical specifications

Soil moisture range	Dry soil to water-saturated soil, 0-100%
Soil moisture accuracy	±3%
Soil temperature range	-20 to 70°C
Soil temperature accuracy	±0.5°C
Measuring depth	Max. 70 cm (customizable, up to 200 cm)
Protection	IP67
Power	Solar, AC 220V or Li-ion
Communication	RS485 or GPRS

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Digital Soil Water Potential Meter

A portable digital meter that measures soil temperature and soil water potential together with high accuracy and resolution. One set can be used with several probes.

Max load100 kPa
Resolution0.01 kPa
Accuracy±1
Soil temperature range-55 to 150°C

Features & full specifications

Key features

Measures soil temperature and water potential simultaneously
Portable and flexible; one set works with multiple probes
Automatically captures peak water potential
Time setting and full-scale auto save
Records temperature, water potential, time and storage number together
Automatic power-off

Technical specifications

Max load	100 kPa
Resolution	0.01 kPa
Accuracy	±1
Soil temperature range	-55 to 150°C
Temperature accuracy	±0.5
Probe quantity	5 pcs

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Soil Tensiometer

A simple, versatile and low-cost instrument, built from a bar gauge, acrylic tube and ceramic probe, that measures soil water tension directly. Its modular design makes it easy to replace the probe or gauge and to add extension tubes.

Testing range0-1 bar (1 bar = 100 kPa)
Tube lengths15, 30, 45, 50, 60, 90, 100, 120 cm

Features & full specifications

Key features

Bar gauge, acrylic tube and ceramic probe construction
Direct measurement of soil water tension
Modular: replaceable ceramic probe and gauge, extension tubes
Used for soil moisture sensing, soil water retention, irrigation management and soil physics

Available configurations

Tube length 15 cm
Tube length 30 cm
Tube length 45 cm
Tube length 50 cm
Tube length 60 cm
Tube length 90 cm
Tube length 100 cm
Tube length 120 cm

Technical specifications

Testing range	0-1 bar (1 bar = 100 kPa)
Tube lengths	15, 30, 45, 50, 60, 90, 100, 120 cm

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Digital Soil Hardness Tester (Hand Penetrometer)

A portable device that measures soil resistance as a cone is pushed vertically into a smoothly scraped soil profile, with readings shown on a digital display.

Range0-100 kg (N, kg, lb units)
Resolution0.01 kg
Accuracy±0.5%
Measuring depth0-450 mm / 0-375 mm (by version)

Features & full specifications

Key features

Backlit LCD display
Battery capacity display
Peak hold until manually cleared; automatic peak function
Large memory: 5000 or 30000 records depending on version
Data upload to computer for analysis and export
Automatic shut-down when idle
100-240V charging
6-8 hours continuous battery operation

Available configurations

Standard: white, measuring depth 0-450 mm, stores 5000 records
Networked: orange, measuring depth 0-375 mm, GPRS, RS485/4G network, stores 30000 records

Technical specifications

Range	0-100 kg (N, kg, lb units)
Resolution	0.01 kg
Accuracy	±0.5%
Measuring depth	0-450 mm / 0-375 mm (by version)
Memory	5000 / 30000 records (by version)
Charging voltage	100-240V
Battery life	6-8 hours

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Soil Aggregate Structure Analyzer

Dedicated wet-sieving equipment that separates water-stable soil aggregates by size. Aggregate stability is an all-round indicator of soil quality and soil health.

Host size512×512×760 mm
Stroke50 mm
Timing range0-60 minutes
Rotate speed1350 rpm

Features & full specifications

Key features

Wet sieving of water-stable soil aggregates
Sorts aggregates by size
Adjustable sieve frequency and timer

Technical specifications

Host size	512×512×760 mm
Stroke	50 mm
Timing range	0-60 minutes
Rotate speed	1350 rpm
Sieve frequency	4-45 times/minute
Max power	120 W
Working voltage	AC 220V ±20%, 50Hz

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Soil Solution Sampler

Used to analyse soil chemistry and follow the movement of salts and nutrients in the root zone. The sampler draws water from the surrounding soil into an inert ceramic cup, where it is held for collection and analysis.

Ceramic head diameter31 mm

Features & full specifications

Key features

Negative-pressure suction with 31 mm large ceramic head for fast sampling
Solution extracted from the pipe under positive or negative pressure
Reusable continuously and in different locations
No excavation needed, so soil structure is not destroyed

Technical specifications

Ceramic head diameter	31 mm

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Soil Bulk Density Meter (Cutting Ring Method)

Applies the cutting ring method to determine the dry mass of soil per unit volume (g/cm³), where the volume includes both solids and the pores that may hold air or water.

MethodCutting ring
Unitg/cm³

Features & full specifications

Key features

Cutting ring method
Measures dry mass per unit soil volume (g/cm³)
Accessories: 2 ring cutters, 2 ring cutter press blocks, 1 directional cylinder, 1 guide rod, 1 drop hammer, 2 knobs

Technical specifications

Method	Cutting ring
Unit	g/cm³

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Soil Sampler (Soil Auger)

A range of hand soil augers and sampler kits with pointed or spiral heads, including complete kits in a portable case and a root auger for undisturbed root samples.

Sampling depth1 m / 1.5 m / 2 m (by version)
Head diameter6 cm
Scale10 cm
MaterialStainless steel / 304 stainless steel

Features & full specifications

Key features

Pointed or spiral heads
Stainless steel / 304 stainless steel construction
10 cm depth scale, 6 cm head diameter
Complete kits supplied in a portable case
Root auger for undisturbed root samples

Available configurations

Pointed head: stainless steel, not detachable, 1 m depth, 10 cm scale, 6 cm head diameter
Spiral head: 304 stainless steel, detachable, 100 cm depth, 10 cm scale, 6 cm head diameter
Soil sampler kit: 2-4 tubes, head, handle, brush, spanner, measuring tape, scraper and portable case; 1 m, 1.5 m or 2 m depth
Root research sampler: takes undisturbed samples for root investigation in soils with low penetration resistance; max. 100 cm depth

Technical specifications

Sampling depth	1 m / 1.5 m / 2 m (by version)
Head diameter	6 cm
Scale	10 cm
Material	Stainless steel / 304 stainless steel

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Laboratory Soil Grinder (Planetary Ball Mill)

A laboratory grinding machine that rapidly disperses and grinds collected soil samples to a set particle size ready for detection and analysis. It is widely used in soil analysis and soil research.

Output sample size≤5 µm
Minimum processing volume50 ml/can
Maximum capacity4×100 ml
Main disc speed50-400 r/min

Features & full specifications

Key features

Dry and wet grinding
Planetary disc with ball mill jars
Optional jar materials: stainless steel, agate, zirconia, corundum, tungsten carbide, polyurethane
Optional grinding media: stainless steel, agate, zirconia, corundum, nylon, PTFE
Programmable run and pause times

Available configurations

Larger-capacity version
Smaller-capacity version

Technical specifications

Output sample size	≤5 µm
Minimum processing volume	50 ml/can
Maximum capacity	4×100 ml
Main disc speed	50-400 r/min
Ball mill rotation speed	100-800 r/min
Transmission ratio (disc/jar)	1:-2
Continuous running time setting	1-9999 min
Pause time setting	1-999 min
Jar volume	50-100 ml
Grinding media diameter / mass	3/5/10/15/20 mm; 100-400 g

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Soil pH and Moisture Meter

An analog probe meter that is pressed into the soil to read soil pH and moisture.

pH range3-8 pH
pH accuracy±0.2 pH
Moisture range1-8%
Moisture accuracy±1%

Features & full specifications

Key features

Reads both soil pH and moisture
Analog dial display

Technical specifications

pH range	3-8 pH
pH accuracy	±0.2 pH
Moisture range	1-8%
Moisture accuracy	±1%
Depth	6 cm

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Wireless Soil Moisture Recorder

A handheld data logger with a soil moisture sensor that sends readings over 2G/4G to a cloud platform and mobile app in real time.

Range0-100%
Accuracy±3%
Resolution0.1%
Battery7.4V 2.8Ah lithium

Features & full specifications

Key features

Wireless 2G/4G communication to cloud platform and mobile app
LCD shows date and time, each sensor's data and number of stored records
Automatic and manual data collection
GPS positioning
Stores nearly 30,000 records plus standard 4G memory
7.4V 2.8Ah lithium battery with charging protection and low-voltage prompt
Low power design with system monitoring and crash protection
Working temperature -40~80℃

Technical specifications

Range	0-100%
Accuracy	±3%
Resolution	0.1%
Battery	7.4V 2.8Ah lithium
Working temperature	-40~80℃

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High-Frequency Moisture Meter for Soil, Sand and Powders

Measures the moisture content of soil, silica sand, chemical powders, coal and other powdered materials, making it suitable for the chemical industry and related sectors.

Measuring range0-99% or 0-2%
Resolution0.1 or 0.01
Accuracy0.5% n
Codes9 groups

Features & full specifications

Key features

Long stainless probe for loose materials
9 material calibration codes

Available configurations

Coal moisture meter
Chemical material moisture meter
Sand moisture meter

Technical specifications

Measuring range	0-99% or 0-2%
Resolution	0.1 or 0.01
Accuracy	0.5% n
Codes	9 groups

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Soil Moisture Probe Meter

A plug-and-play soil moisture probe with a highly sensitive sensor and a large LCD display.

Measuring range0-100%
Accuracy3% (0-53%), 5% (53-100%)
Reaction time<1s
Protection levelIP68

Features & full specifications

Key features

Highly sensitive probe for accurate measurement
3.7V Li-ion battery, low power consumption and long life
Plug and play, convenient and quick
Large-screen LCD digital display

Technical specifications

Measuring range	0-100%
Accuracy	3% (0-53%), 5% (53-100%)
Reaction time	<1s
Protection level	IP68

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Balanced fertiliser programmes

Knowing the levels of available nitrogen, phosphorus, potassium and organic matter lets growers match fertiliser rates to what the crop needs, cutting input costs and limiting nutrient losses to groundwater.

Managing salinity and pH

Regular pH and salinity checks help farms in arid regions such as Saudi Arabia spot salt build-up early, adjust irrigation and leaching, and choose crops suited to local soils.

Screening for contamination

Portable heavy metal analysers check farmland and reclaimed land for lead, cadmium, arsenic and other elements before planting, informing food safety and land-use decisions.

Soil water and structure studies

Moisture probes, tensiometers, water potential meters and penetrometers show how water moves and how roots develop, guiding irrigation scheduling, tillage and soil conservation research.

Frequently Asked Questions

Are portable soil analysers accurate enough for fertiliser recommendations?

Portable analysers work well for screening, extension work and decisions on the farm. Where results are needed for certification, research or a dispute, samples should be confirmed on benchtop analysers or by standard laboratory methods under controlled conditions.

What is the right way to take soil samples?

Use a soil auger to take several cores across a uniform area of the field at the same depth, combine them into one composite sample, and air-dry, grind and sieve it before laboratory analysis.

Can soil moisture be tracked continuously?

Yes. Data-logging soil meters and wireless moisture recorders save readings at set intervals, so moisture and temperature can be followed through each irrigation cycle without repeated visits to the site.

Build your soil testing capability

Tell us which parameters you test and how many samples you handle. EnmaTech will recommend the right field and laboratory equipment, provide installation and training in Saudi Arabia, and prepare a quotation.

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