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Store > Digital Instruments > [ Digital Instruments: $0 - $400 ]

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Products: 1 - 20 of 289

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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%)

DISCONTINUED - Aquacontroller Jr. w/ DC8 and Std. Ph

DISCONTINUED - Aquacontroller Jr. w/ DC8 and Std. ...

List Price: $571.99
Our Price: $291.49
(save $280.5, 49%)

MC122 Ph Controller With Standard Plug Socket, Milwaukee

MC122 Ph Controller With Standard Plug Socket, Mil...

List Price: $202.99
Our Price: $122.99
(save $80, 39%)

MC122 Ph Controller With Standard Plug Socket, Milwaukee

MC122 Ph Controller With Standard Plug Socket, Mil...

List Price: $368.99
Our Price: $222.99
(save $146, 39%)

Hanna Phosphate Photometer (LR) with 890 nm LED

Hanna Phosphate Photometer (LR) with 890 nm LED

List Price: $263.89
Our Price: $209.69
(save $54.2, 20%)

ph Probe cleaning and calibration kit, Bluelab

ph Probe cleaning and calibration kit, Bluelab

List Price: $39.99
Our Price: $32.99
(save $7, 17%)

Combo pH/EC/TDS/Temp Tester w/ (LR) EC, Hanna

Combo pH/EC/TDS/Temp Tester w/ (LR) EC, Hanna

List Price: $200.19
Our Price: $159.19
(save $41, 20%)

Replacement Ph Probe, Bluelab

Replacement Ph Probe, Bluelab

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

Replacement Ph Probe 2 M Cable, Milwaukee

Replacement Ph Probe 2 M Cable, Milwaukee

List Price: $59.99
Our Price: $37.99
(save $22, 36%)

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%)

Hanna HI 700 Checker HC - Ammonia checker

Hanna HI 700 Checker HC - Ammonia checker

List Price: $65.59
Our Price: $48.99
(save $16.6, 25%)

Iodine Photometer with 555 nm LED, Hanna Digital

Iodine Photometer with 555 nm LED, Hanna Digital

List Price: $304.19
Our Price: $241.79
(save $62.4, 20%)

Mi404 Free & Total Chlorine Meter

Mi404 Free & Total Chlorine Meter

List Price: $293.99
Our Price: $177.99
(save $116, 39%)

1,382 Ppm 220 Ml Bottle Tds Solution, Milwaukee

1,382 Ppm 220 Ml Bottle Tds Solution, Milwaukee

List Price: $11.99
Our Price: $6.99
(save $5, 41%)

TDS Meter, Milwaukee SM401

TDS Meter, Milwaukee SM401

List Price: $115.99

$52.47
(save $63.52, 54%)

Rs-485 Network Cable(Per 10ft.)

Rs-485 Network Cable(Per 10ft.)

List Price: $34.99
Our Price: $17.59
(save $17.4, 49%)

Orp Probe Platinum Band Refillable, Hanna

Orp Probe Platinum Band Refillable, Hanna

List Price: $193.39
Our Price: $153.79
(save $39.6, 20%)

Mi58p pH/Orp/Temp Replacement Probe For pH58

Mi58p pH/Orp/Temp Replacement Probe For pH58

List Price: $93.99
Our Price: $56.99
(save $37, 39%)

X-10 Pro Plug In Control Module (3-Prong Grounded)

X-10 Pro Plug In Control Module (3-Prong Grounded)

List Price: $64.99
Our Price: $32.99
(save $32, 49%)

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