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Store > Digital Meters > [ Digital Meters: $0 - $144 ]

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Products: 1 - 72 of 72

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Hard Carrying Case for Digital Meters

Hard Carrying Case for Digital Meters

List Price: $29.99
Our Price: $19.99
(save $10, 33%)

Replacement Ph Probe 2 M Cable, Milwaukee

Replacement Ph Probe 2 M Cable, Milwaukee

List Price: $58.99
Our Price: $37.99
(save $21, 35%)

HDE Temperature Gun Infrared Thermometer w/ Laser Sight

HDE Temperature Gun Infrared Thermometer w/ Laser ...

List Price: $29.99
Our Price: $19.99
(save $10, 33%)

Replacement Ph Probe, Bluelab

Replacement Ph Probe, Bluelab

List Price: $69.99
Our Price: $64.99
(save $5, 7%)

Replacement SOIL Ph Probe, Bluelab

Replacement SOIL Ph Probe, Bluelab

List Price: $109.99
Our Price: $99.99
(save $10, 9%)

Electronic Hygrometer, Hanna

Electronic Hygrometer, Hanna

List Price: $129.99
Our Price: $119.99
(save $10, 7%)

Aquarium Temperature Alert From Tom / Oscar

Aquarium Temperature Alert From Tom / Oscar

List Price: $21.99
Our Price: $16.49
(save $5.5, 25%)

ph Probe cleaning and calibration kit, Bluelab

ph Probe cleaning and calibration kit, Bluelab

List Price: $39.99
Our Price: $29.99
(save $10, 25%)

Waterproof pH-Temp Combo Meter, HM Digital.

Waterproof pH-Temp Combo Meter, HM Digital.

List Price: $97.59
Our Price: $78.99
(save $18.6, 19%)

TDS Tester for Water Conditioning

TDS Tester for Water Conditioning

List Price: $14.99
Our Price: $12.99
(save $2, 13%)

Case Of 25, Ph 7.01 20 Ml Sachets, Milwaukee

Case Of 25, Ph 7.01 20 Ml Sachets, Milwaukee

List Price: $23.99
Our Price: $14.99
(save $9, 37%)

Waterproof Ph and ORP Pocket Tester model pH58, Milwaukee

Waterproof Ph and ORP Pocket Tester model pH58, Mi...

List Price: $149.99
Our Price: $119.99
(save $30, 20%)

Glass Thermometer, Won Brothers

Glass Thermometer, Won Brothers

List Price: $1.99
Our Price: $1.39
(save $0.6, 30%)

1,413 Us-Cm 220 Ml Bottle Conductivity Solution

1,413 Us-Cm 220 Ml Bottle Conductivity Solution

List Price: $10.99
Our Price: $6.74
(save $4.25, 38%)

ph 7.0 500 ml Calibration Solution, Nutradip

ph 7.0 500 ml Calibration Solution, Nutradip

List Price: $10.99
Our Price: $9.99
(save $1, 9%)

1382 Ppm 20 Ml Sachet

1382 Ppm 20 Ml Sachet

List Price: $1.99
Our Price: $0.99
(save $1, 50%)

Ph Electrode Probe

Ph Electrode Probe

List Price: $99.99
Our Price: $84.99
(save $15, 15%)

Ph, Ec, Tds 3 In 1 Smart Digital Combination

Ph, Ec, Tds 3 In 1 Smart Digital Combination

List Price: $246.99
Our Price: $139.99
(save $107, 43%)

Milwaukee Waterproof Conductivity Tester.

Milwaukee Waterproof Conductivity Tester.

List Price: $82.99
Our Price: $51.98
(save $31.01, 37%)

Ph 7.01 20 Ml Sachet Of Buffer Solution

Ph 7.01 20 Ml Sachet Of Buffer Solution

Our Price: $0.99

Handheld Digital Ph Meter, Milwaukee

Handheld Digital Ph Meter, Milwaukee

List Price: $33.99
Our Price: $19.95
(save $14.04, 41%)

1,382 Ppm 220 Ml Bottle Tds Solution, Milwaukee

1,382 Ppm 220 Ml Bottle Tds Solution, Milwaukee

List Price: $10.99
Our Price: $6.74
(save $4.25, 38%)

Replacement 3 In 1 Probe For MW801 and MW802 Meter

Replacement 3 In 1 Probe For MW801 and MW802 Meter

List Price: $108.99
Our Price: $64.99
(save $44, 40%)

ph 4.0 500 ml Calibration Solution, Nutradip

ph 4.0 500 ml Calibration Solution, Nutradip

List Price: $10.99
Our Price: $9.99
(save $1, 9%)

Portable pH Monitor Manual Calibration, Milwaukee SM101

Portable pH Monitor Manual Calibration, Milwaukee ...

List Price: $123.99
Our Price: $77.75
(save $46.24, 37%)

Industrial Grade Digital Thermometer, HM Digital

Industrial Grade Digital Thermometer, HM Digital

List Price: $35.19
Our Price: $29.99
(save $5.2, 14%)

Ph 4.01 220 Ml Bottle Of Buffer Solution

Ph 4.01 220 Ml Bottle Of Buffer Solution

List Price: $10.99
Our Price: $6.74
(save $4.25, 38%)

AmpHel pH Electrode - Internal Battery, Hanna

AmpHel pH Electrode - Internal Battery, Hanna

List Price: $239.39
Our Price: $132.99
(save $106.4, 44%)

Waterproof Ph Pocket Tester From Bluelab

Waterproof Ph Pocket Tester From Bluelab

List Price: $109.99
Our Price: $104.99
(save $5, 4%)

Conductivity Meter, Milwaukee MW301

Conductivity Meter, Milwaukee MW301

List Price: $113.99
Our Price: $71.5
(save $42.49, 37%)

Case Of 25, Ph 10.01 20 Ml Sachet, Milwaukee

Case Of 25, Ph 10.01 20 Ml Sachet, Milwaukee

List Price: $23.99
Our Price: $14.99
(save $9, 37%)

Portable pH Monitor Manual Calibration, Milwaukee SM101

Portable pH Monitor Manual Calibration, Milwaukee ...

List Price: $123.99
Our Price: $77.75
(save $46.24, 37%)

Digital Light Meter with Submersible Probe, Milwaukee SM700

Digital Light Meter with Submersible Probe, Milwau...

List Price: $116.99
Our Price: $74.99
(save $42, 35%)

Truncheon Nutrient Meter, Bluelab

Truncheon Nutrient Meter, Bluelab

List Price: $139.99
Our Price: $114.99
(save $25, 17%)

Target 10 1000 ppm 500 ml Tds Solution, Nutradip

Target 10 1000 ppm 500 ml Tds Solution, Nutradip

List Price: $10.99
Our Price: $9.99
(save $1, 9%)

Portable pH Monitor Automatic Calibration, Milwaukee MW102

Portable pH Monitor Automatic Calibration, Milwauk...

List Price: $177.99
Our Price: $111.99
(save $66, 37%)

Pocket Thermometer with Stainless Steel Probe

Pocket Thermometer with Stainless Steel Probe

List Price: $40.99
Our Price: $34.99
(save $6, 14%)

Ph 7.01 220 Ml Bottle Of Buffer Solution

Ph 7.01 220 Ml Bottle Of Buffer Solution

List Price: $10.99
Our Price: $6.74
(save $4.25, 38%)

Replacement Electrode For Hand Held Combo

Replacement Electrode For Hand Held Combo

List Price: $55.99
Our Price: $49.99
(save $6, 10%)

Waterproof PPM Pocket Tester From Bluelab

Waterproof PPM Pocket Tester From Bluelab

List Price: $89.99
Our Price: $79.99
(save $10, 11%)

Conductivity Meter, Milwaukee SM301

Conductivity Meter, Milwaukee SM301

List Price: $113.99

$59
(save $54.99, 48%)

Ph 10.01 20 Ml Sachet Of Buffer Solution

Ph 10.01 20 Ml Sachet Of Buffer Solution

Our Price: $0.99

Four-Way Meter, Sunleaves

Four-Way Meter, Sunleaves

Our Price: $28.99

Truncheon Commercial Nutrient Meter, Bluelab

Truncheon Commercial Nutrient Meter, Bluelab

List Price: $139.99
Our Price: $114.99
(save $25, 17%)

Combination Buffer Kit 10.01, 7.01 pH sachets

Combination Buffer Kit 10.01, 7.01 pH sachets

List Price: $16.99
Our Price: $13.99
(save $3, 17%)

Waterproof Ph Pocket Tester From Milwaukee

Waterproof Ph Pocket Tester From Milwaukee

List Price: $77.99
Our Price: $49.5
(save $28.49, 36%)

Waterproof Electronic Thermometer, Hanna

Waterproof Electronic Thermometer, Hanna

List Price: $53.99
Our Price: $46.99
(save $7, 12%)

Ph 10.01 220 Ml Bottle Of Buffer Solution

Ph 10.01 220 Ml Bottle Of Buffer Solution

List Price: $10.99
Our Price: $6.74
(save $4.25, 38%)

Lamotte Electrode Soaker Bottle With Twist

Lamotte Electrode Soaker Bottle With Twist

List Price: $21.99
Our Price: $10.99
(save $11, 50%)

Waterproof pH Tester with Replaceable Electrode, Hanna

Waterproof pH Tester with Replaceable Electrode, H...

List Price: $99.99
Our Price: $89.99
(save $10, 10%)

TDS Meter, Milwaukee SM401

TDS Meter, Milwaukee SM401

List Price: $113.99

$52.47
(save $61.52, 53%)

1,413 Us/Cm 20 Ml Sachet (25 Pcs.), Milwaukee

1,413 Us/Cm 20 Ml Sachet (25 Pcs.), Milwaukee

List Price: $23.99
Our Price: $14.99
(save $9, 37%)

Digital Min-Max Hygro-Thermometer, Sunleaves

Digital Min-Max Hygro-Thermometer, Sunleaves

List Price: $22.99
Our Price: $16.99
(save $6, 26%)

In-Line TDS Meter With Dual Readings

In-Line TDS Meter With Dual Readings

List Price: $89.99
Our Price: $44.99
(save $45, 50%)

Case Of 25, Ph 4.01 20 Ml Sachets, Milwaukee

Case Of 25, Ph 4.01 20 Ml Sachets, Milwaukee

List Price: $23.99
Our Price: $14.99
(save $9, 37%)

Waterproof Ph 55 Pocket Tester From Milwaukee.

Waterproof Ph 55 Pocket Tester From Milwaukee.

List Price: $82.99
Our Price: $54.99
(save $28, 33%)

220 Ml Bottle Of Storage Solution

220 Ml Bottle Of Storage Solution

List Price: $10.99
Our Price: $6.74
(save $4.25, 38%)

Replacement Probe for Milwaukee SM301 w/ SM401

Replacement Probe for Milwaukee SM301 w/ SM401

List Price: $55.69
Our Price: $41.49
(save $14.2, 25%)

Waterproof pH Tester with Replaceable Electrode

Waterproof pH Tester with Replaceable Electrode

List Price: $118.99
Our Price: $99.99
(save $19, 15%)

Humidity Meter Thermometer

Humidity Meter Thermometer

List Price: $10.09
Our Price: $7.49
(save $2.6, 25%)

1,413 Us/Cm 20 Ml Sachet, Milwaukee

1,413 Us/Cm 20 Ml Sachet, Milwaukee

List Price: $1.99
Our Price: $1.49
(save $0.5, 25%)

Replacement Nutrient Probe

Replacement Nutrient Probe

List Price: $74.99
Our Price: $64.99
(save $10, 13%)

Three-Way Meter, Sunleaves

Three-Way Meter, Sunleaves

List Price: $12.99
Our Price: $9.99
(save $3, 23%)

EC TDS GroChek High Range

EC TDS GroChek High Range

List Price: $99.99
Our Price: $84.99
(save $15, 15%)

Ph 4.01 20 Ml Sachet Of Buffer Solution

Ph 4.01 20 Ml Sachet Of Buffer Solution

Our Price: $0.99

Waterproof Ph Pocket Tester model pH56, Milwaukee

Waterproof Ph Pocket Tester model pH56, Milwaukee

List Price: $77.99
Our Price: $63.99
(save $14, 17%)

220 Ml Bottle Of Cleaning Solution Milwaukee

220 Ml Bottle Of Cleaning Solution Milwaukee

List Price: $10.99
Our Price: $6.74
(save $4.25, 38%)

Replacement 3 In 1 Probe For Sms801 / SMS802 Meter

Replacement 3 In 1 Probe For Sms801 / SMS802 Meter

List Price: $108.99
Our Price: $66.99
(save $42, 38%)

Water Resistant pH Indicator w/ Visual Alarm, Hanna

Water Resistant pH Indicator w/ Visual Alarm, Hann...

List Price: $121.99
Our Price: $103.99
(save $18, 14%)

Humidity Thermometer

Humidity Thermometer

List Price: $29.99
Our Price: $24.99
(save $5, 16%)

Case Of 25, 1382 Ppm 20 Ml Sachet

Case Of 25, 1382 Ppm 20 Ml Sachet

List Price: $23.99
Our Price: $14.99
(save $9, 37%)

pH Electrode Double Junction Probe

pH Electrode Double Junction Probe

List Price: $59.99
Our Price: $50.99
(save $9, 15%)

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