Skip to navigation Skip to content

Discount Instruments is 100% Australian Owned
All prices are in AUD and include GST.
All Orders Are Shipped From Sydney

My Account
Track Your Order
Checkout

Water
Electrical
- EMF Meters
- Multimeters
Cable Testers
Air
Light
Sound
- Sound Level Meters
Angle / Range
Stud / Joints / Wall
- Stud Finders
Temperature
Automotive
Photographic
- Body Camera

Most Popular
Wholesale
My Orders
Contact Us

Email: [email protected]

Shop Instruments

Water
Electrical
- EMF Meters
- Multimeters
Cable Testers
Air
Light
Sound
- Sound Level Meters
Angle / Range
Stud / Joints / Wall
- Stud Finders
Temperature
Automotive
Photographic
- Body Camera

Search for:

- × Digital TDS Meter 1 × $20.05
Subtotal: $20.05
View cart Checkout

Water
Electrical
- EMF Meters
- Multimeters
Cable Testers
Air
Light
Sound
- Sound Level Meters
Angle / Range
Stud / Joints / Wall
- Stud Finders
Temperature
Automotive
Photographic
- Body Camera

Search
Search for:
1

Search for:

HomeWaterTDS Meters

TDS Meters

Showing all 23 resultsSorted by price: low to high

TDS Meters, Water
Digital TDS Meter
-50%
TDS Meters, Water
Digital TDS Meter
2 reviews
0 out of 5
(0)
SKU: 4
$20.05 ~~$40.50~~
Add to cart
pH Meters, TDS Meters, Water
Digital pH and TDS Meter Combo Pack
-12%
pH Meters, TDS Meters, Water
Digital pH and TDS Meter Combo Pack
0 out of 5
(0)
SKU: 5
$54.89 ~~$62.50~~
Add to cart
EC Meter, Instruments, TDS Meters
Pentype 2-in-1 TDS / EC Meter with ATC Digital Water Quality
-21%
EC Meter, Instruments, TDS Meters
Pentype 2-in-1 TDS / EC Meter with ATC Digital Water Quality
0 out of 5
(0)
SKU: TDS-EC-MTR-ATC
$62.38 ~~$78.97~~
Add to cart
EC Meter, Instruments, ORP Meters, pH Meters, Salinity, TDS Meters, Water
7-in-1 Pen Type Water Quality Tester (pH, TDS, EC, ORP, Salinity, SG, Temp)
-24%
EC Meter, Instruments, ORP Meters, pH Meters, Salinity, TDS Meters, Water
7-in-1 Pen Type Water Quality Tester (pH, TDS, EC, ORP, Salinity, SG, Temp)
1 review
0 out of 5
(0)
SKU: TST-WTR-7IN1-PEN
$95.29 ~~$125.04~~
Add to cart
pH Meters, TDS Meters
Pen Type 3 in 1 pH / TDS / Temperature Meter Combo
-38%
pH Meters, TDS Meters
Pen Type 3 in 1 pH / TDS / Temperature Meter Combo
0 out of 5
(0)
SKU: 131
$96.92 ~~$155.53~~
Add to cart
Instruments, Salinity, TDS Meters, Temperature
4-in-1 Water Quality Tester (TDS, Temperature, S.G., Salt Salinity)
-39%
Instruments, Salinity, TDS Meters, Temperature
4-in-1 Water Quality Tester (TDS, Temperature, S.G., Salt Salinity)
0 out of 5
(0)
SKU: TST-WTR-4IN1
$97.90 ~~$159.89~~
Add to cart
Salinity, TDS Meters, Water
Digital Salinity Salt Meter Waterproof IP65
-35%
Salinity, TDS Meters, Water
Digital Salinity Salt Meter Waterproof IP65
Rated 5.00 out of 5
(1)
Waterproof Rating: IP65
Salinity Range: 0.00~10.0 ppt (NaCL) and 10.1~70.0ppt (NaCL)
Temperature Compensation: 0~50°C
Ideal for Salt Water Pools
SKU: 21
$103.35 ~~$159.89~~
Add to cart
TDS Meters, Water
Digital TDS / EC / Conductivity Meter IP65 Waterproof
-31%
TDS Meters, Water
Digital TDS / EC / Conductivity Meter IP65 Waterproof
1 review
0 out of 5
(0)
SKU: 5255225
$108.79 ~~$157.71~~
Add to cart
Instruments, Salinity, TDS Meters
Pen Type Salinity & Temperature Meter for Salt Water Quality with ATC
-9%
Instruments, Salinity, TDS Meters
Pen Type Salinity & Temperature Meter for Salt Water Quality with ATC
0 out of 5
(0)
SKU: SAL-TMP-WTR-ATC-DGT-PEN
$118.37 ~~$130.04~~
Add to cart
Instruments, TDS Meters, Water
Digital 3-in-1 EC/CF/TDS Water Quality Tester
-15%
Instruments, TDS Meters, Water
Digital 3-in-1 EC/CF/TDS Water Quality Tester
0 out of 5
(0)
SKU: WTR-TST-3IN1-DGT
$119.54 ~~$139.84~~
Add to cart
Instruments, TDS Meters, Water
6-in-1 Water Quality Testing Meter (TOC, UV275, EC, TDS, COD, Temp)
-42%
Instruments, TDS Meters, Water
6-in-1 Water Quality Testing Meter (TOC, UV275, EC, TDS, COD, Temp)
0 out of 5
(0)
SKU: TST-WTR-6IN1-TOC
$119.79 ~~$207.80~~
Add to cart
EC Meter, Instruments, ORP Meters, pH Meters, Salinity, TDS Meters, Water
Bluetooth Floating Monitor for EC, Salinity, pH, ORP, and TDS
-42%
EC Meter, Instruments, ORP Meters, pH Meters, Salinity, TDS Meters, Water
Bluetooth Floating Monitor for EC, Salinity, pH, ORP, and TDS
No reviews
0 out of 5
(0)
SKU: MON-EC-PH-TDS-BT
$129.81 ~~$224.14~~
Add to cart
Instruments, pH Meters, Salinity, TDS Meters, Water
Smart 5-in-1 Water Quality Tester (pH, TDS, Salt, S.G., Temp) with WIFI
-30%
Instruments, pH Meters, Salinity, TDS Meters, Water
Smart 5-in-1 Water Quality Tester (pH, TDS, Salt, S.G., Temp) with WIFI
0 out of 5
(0)
SKU: TST-WTR-5IN1-WIFI
$130.57 ~~$186.02~~
Add to cart
pH Meters, TDS Meters
3 in 1 Conductivity EC, pH & Temperature Meter Multi Parameter Tester
-34%
pH Meters, TDS Meters
3 in 1 Conductivity EC, pH & Temperature Meter Multi Parameter Tester
0 out of 5
(0)
SKU: 117
$141.46 ~~$215.42~~
Add to cart
Accessories, EC Meter, Instruments, pH Meters, Salinity, TDS Meters, Temperature, Water
Water Quality Tester (pH, EC, TDS, Salinity, SG, Temperature)
-29%
Accessories, EC Meter, Instruments, pH Meters, Salinity, TDS Meters, Temperature, Water
Water Quality Tester (pH, EC, TDS, Salinity, SG, Temperature)
0 out of 5
(0)
SKU: TST-WTR-QAUL
$151.48 ~~$213.25~~
Add to cart
Accessories, Instruments, pH Meters, TDS Meters, Water
Digital Combo pH & TDS Monitor Meter Tester Monitor ATC (0.00~14.00pH)
-28%
Accessories, Instruments, pH Meters, TDS Meters, Water
Digital Combo pH & TDS Monitor Meter Tester Monitor ATC (0.00~14.00pH)
0 out of 5
(0)
SKU: MET-PH-TDS-ATC
$167.15 ~~$233.07~~
Add to cart
pH Meters, TDS Meters
PH & EC Conductivity Monitor Meter & Water Quality Tester W/ Real Time Continuous Monitoring
-30%
pH Meters, TDS Meters
PH & EC Conductivity Monitor Meter & Water Quality Tester W/ Real Time Continuous Monitoring
0 out of 5
(0)
SKU: 118
$174.13 ~~$247.01~~
Add to cart
pH Meters, Salinity, TDS Meters
Waterproof Digital Pen Type Multi Paramater 5 in 1 Water Quality Tester (pH / TDS / EC / Temp / Salinity)
-29%
pH Meters, Salinity, TDS Meters
Waterproof Digital Pen Type Multi Paramater 5 in 1 Water Quality Tester (pH / TDS / EC / Temp / Salinity)
0 out of 5
(0)
SKU: 133
$185.02 ~~$261.16~~
Add to cart
pH Meters, TDS Meters, Water
6 in 1 Multifunction Water Quality Tester pH / ORP / EC / CF / TDS / Temperature
-25%
pH Meters, TDS Meters, Water
6 in 1 Multifunction Water Quality Tester pH / ORP / EC / CF / TDS / Temperature
0 out of 5
(0)
SKU: 16
$206.80 ~~$277.50~~
Add to cart
pH Meters, TDS Meters
5 in 1 Multi Parameter PH EC CF TDS (ppm) & Temperature Test Meter
-27%
pH Meters, TDS Meters
5 in 1 Multi Parameter PH EC CF TDS (ppm) & Temperature Test Meter
0 out of 5
(0)
SKU: 132
$206.80 ~~$282.94~~
Add to cart
Accessories, EC Meter, Instruments, pH Meters, TDS Meters, Temperature, Water
6-in-1 Multi-Function Meter Tester for EC, CF, TDS, pH, °C, °F
-13%
Accessories, EC Meter, Instruments, pH Meters, TDS Meters, Temperature, Water
6-in-1 Multi-Function Meter Tester for EC, CF, TDS, pH, °C, °F
0 out of 5
(0)
SKU: MTR-6IN1-EC-CF-TDS-PH-TMP
$233.92 ~~$267.92~~
Add to cart
ORP Meters, pH Meters, Salinity, TDS Meters, Water
6 in 1 Digital Water Quality Meter pH TDS EC Salinity ORP
-10%
ORP Meters, pH Meters, Salinity, TDS Meters, Water
6 in 1 Digital Water Quality Meter pH TDS EC Salinity ORP
0 out of 5
(0)
SKU: 15
$306.59 ~~$340.66~~
Add to cart
pH Meters, TDS Meters
2 in 1 Combo pH & TDS Mini Tester W/ Replaceable Electrode and Real Time Continuous Monitoring
-10%
pH Meters, TDS Meters
2 in 1 Combo pH & TDS Mini Tester W/ Replaceable Electrode and Real Time Continuous Monitoring
0 out of 5
(0)
SKU: 124
$357.56 ~~$397.29~~
Add to cart

Showing all 23 resultsSorted by price: low to high

- Show All Categories
- Water (135)

Daily Special

Save $15.59

10x 18mm Handheld Darkfield Loupe with Flashlight

$117.07 ~~$132.66~~

Already Sold: 0 Available: 50000

0

Onsale Products

USB Cable with RS232 CD Software and 2.5mm Diameter Jack - For Landtek Water Activity Meter $86.42 ~~$141.53~~
Gooseneck Fiber Optic Microscope Illuminator + Color Filters $590.46 ~~$621.92~~
Auto Range Multifunction Multimeter with HD LCD Screen Digital $76.22 ~~$87.11~~

Top Rated Products

Digital Salinity Salt Meter Waterproof IP65
Rated 5.00 out of 5
$103.35 ~~$159.89~~
Digital pH Meter
Rated 5.00 out of 5
$28.50 ~~$33.90~~
4 In 1 Digital Soil pH Meter
Rated 5.00 out of 5
$76.96 ~~$83.99~~

Discount Instruments is 100% Australian Owned and Operated.

Contact Us

Submit a Help Request

[email protected]

Customer Service

My Account
Orders
About Us
Shipping
Returns / Refunds
Terms & Conditions
Privacy Policy
Contact Us

Quick Links

Water Quality Testing
Air Quality Testing
Sound Level Testing
Cable Testing
Light Level Testing
Electrical Testing

Find It Fast

Refractometers
ORP Meters
Hygrometers
pH Meters
Soil pH Meters
TDS Meters
EMF Meters

Recent reviews

4 In 1 Digital Soil pH Meter
Rated 5 out of 5
by Andy M
Digital Salinity Salt Meter Waterproof IP65
Rated 5 out of 5
by Rob R
Digital pH Meter
Rated 5 out of 5
by Michael Y

Copyright 2023 Discount instruments | All prices are in AUD and include GST

Customer Service

My Account
Orders
About Us
Shipping
Returns / Refunds
Terms & Conditions
Privacy Policy
Contact Us

Recent reviews

4 In 1 Digital Soil pH Meter
Rated 5 out of 5
by Andy M
Digital Salinity Salt Meter Waterproof IP65
Rated 5 out of 5
by Rob R
Digital pH Meter
Rated 5 out of 5
by Michael Y

Contact Us

Submit A Request
Send Us An Email

1

1

Your Cart

Digital TDS Meter

Digital TDS Meter

Price: $20.05

- +

$20.05

Subtotal $20.05

Shipping, taxes, and discounts calculated at checkout.

View Cart Continue Shopping Checkout