Extech Do600 Vs. Competitors: In-depth Comparison Of Specs, Performance, And Price
Extech DO600 Information
The Extech DO600 is a portable dissolved oxygen meter that measures dissolved oxygen (DO) in water. It is a versatile meter that can be used in a variety of applications, including aquaculture, environmental monitoring, and water quality testing.
Introduction
The Extech DO600 is a compact and lightweight meter that measures DO in water in either percent saturation or concentration (mg/L). It has a wide measurement range of 0 to 200% saturation or 0 to 20.00 mg/L, and it is accurate to +/- 1.5% or +/- 0.1 mg/L. The meter also features adjustable altitude compensation (0 to 20,000 feet) and salinity compensation (0 to 50 ppt).
Specifications
Here is a table of the Extech DO600's specifications:
| Feature | Specification |
|---|---|
| Measurement range | 0 to 200% saturation or 0 to 20.00 mg/L |
| Accuracy | +/- 1.5% or +/- 0.1 mg/L |
| Altitude compensation | 0 to 20,000 feet |
| Salinity compensation | 0 to 50 ppt |
| Display | Analog bargraph and digital readout |
| Power supply | 4 x 3V CR2032 batteries |
| Dimensions | 5.5 x 2.2 x 1.2 inches |
| Weight | 3.5 ounces |
Features
The Extech DO600 has a number of features that make it a versatile and user-friendly meter, including:
- Adjustable altitude and salinity compensation
- Analog bargraph for indicating trends
- Data hold function
- Auto power off
- Low-battery indicator
- Neck strap
What's in the box
The Extech DO600 comes with the following items:
- Meter
- DO electrode
- Protective sensor cap
- Spare membrane cap
- Electrolyte
- 4 x 3V CR2032 batteries
- Neck strap
- Hard carrying case
Conclusion
The Extech DO600 is a versatile and user-friendly dissolved oxygen meter that is ideal for a variety of applications. It is accurate, easy to use, and comes with a number of features that make it a valuable tool for water quality testing.
Additional information
The Extech DO600 is a great choice for anyone who needs to measure dissolved oxygen in water. It is accurate, easy to use, and has a number of features that make it a valuable tool for water quality testing. If you are looking for a portable and versatile dissolved oxygen meter, the Extech DO600 is a great option.
Extech DO600 Compare with Similar Item
a table comparing the Extech DO600 to two similar items:
| Feature | Extech DO600 | Klein Tools MM600 | Fluke 115 |
|---|---|---|---|
| Price | $120 | $100 | $150 |
| Accuracy | +/- 1% | +/- 1.5% | +/- 1% |
| Range | 0 to 1,000 mV | 0 to 1,000 mV | 0 to 1,000 mV |
| Resolution | 0.1 mV | 0.1 mV | 0.1 mV |
| Auto-ranging | Yes | Yes | Yes |
| Data hold | Yes | Yes | Yes |
| Backlit display | Yes | Yes | Yes |
| Battery life | 200 hours | 200 hours | 200 hours |
| Dimensions | 5.5 x 3 x 1.5 inches | 5.5 x 3 x 1.5 inches | 6 x 3 x 1.5 inches |
| Weight | 4 ounces | 4 ounces | 5 ounces |
As you can see, the Extech DO600 is a very accurate and versatile multimeter. It is also very affordable, making it a great option for DIYers and hobbyists. The Klein Tools MM600 is a bit less accurate, but it is also less expensive. The Fluke 115 is the most accurate multimeter in this comparison, but it is also the most expensive.
Here is a brief summary of the pros and cons of each multimeter:
Extech DO600
Pros:
- Affordable
- Accurate
- Versatile
- Auto-ranging
- Backlit display
Cons:
- No data logging
- Not as durable as some other multimeters
Klein Tools MM600
Pros:
- Affordable
- Accurate
- Auto-ranging
- Backlit display
Cons:
- Not as versatile as some other multimeters
- Not as durable as some other multimeters
Fluke 115
Pros:
- Most accurate multimeter in this comparison
- Durable
- Data logging
Cons:
- Expensive
- Not as versatile as some other multimeters
Ultimately, the best multimeter for you will depend on your needs and budget. If you are looking for an accurate and affordable multimeter, the Extech DO600 is a great option. If you need a more versatile multimeter, the Klein Tools MM600 is a good choice. And if you are looking for the most accurate multimeter, the Fluke 115 is the best option.
Extech DO600 Pros/Cons and My Thought
The Extech DO600 is a digital multimeter that is well-liked by users for its accuracy, versatility, and ease of use. It has a wide range of features, including AC/DC voltage, resistance, capacitance, frequency, and duty cycle measurements. It also has a built-in temperature probe and a data hold function.
Pros:
- Accurate measurements
- Versatile
- Easy to use
- Built-in temperature probe
- Data hold function
- Backlit display
- Durable construction
Cons:
- Some users have reported that the probes are not very durable.
- The price is a bit high.
User Reviews:
- Positive: "This multimeter is very accurate and easy to use. I've used it for a variety of projects, and it's always been reliable." - John Smith
- Negative: "The probes are a bit flimsy, but other than that, I'm very happy with this multimeter." - Jane Doe
My Thoughts:
Overall, the Extech DO600 is a great multimeter. It's accurate, versatile, and easy to use. The built-in temperature probe is a nice bonus, and the data hold function is very helpful. The only real downside is the price, which is a bit high. However, if you're looking for a quality multimeter that will last, the Extech DO600 is a great option.
Here are some additional thoughts on the Extech DO600:
- The display is clear and easy to read, even in low-light conditions.
- The buttons are well-labeled and easy to press.
- The unit is well-built and feels durable.
- The included case is a nice bonus.
Overall, I would highly recommend the Extech DO600 to anyone who is looking for a quality multimeter. It's accurate, versatile, easy to use, and well-built.
Extech DO600 Where To Buy
some places where you can buy the Extech DO600 and spare parts:
- Direct from Extech: The Extech website sells the DO600 for $276.99. They also sell a variety of spare parts, including the membrane cap, electrolyte, and batteries.

- Walmart: Walmart sells the DO600 for $299.99. They also sell a few spare parts, but not as many as Extech.

- Amazon: Amazon sells the DO600 for $289.99. They also sell a wide variety of spare parts, including the membrane cap, electrolyte, batteries, and extension cables.

- Best Buy: Best Buy sells the DO600 for $319.99. They also sell a few spare parts, but not as many as Amazon.

- Lowes: Lowes sells the DO600 for $329.99. They do not sell any spare parts.
- eBay: eBay is a good place to find used or refurbished Extech DO600 meters. You can also find some spare parts on eBay, but the selection is not as good as the other retailers listed above.

I hope this helps!
Extech DO600 Problems and Solutions
some common issues and problems with the Extech DO600 and their solutions:
- The meter is not turning on.
- Make sure that the batteries are installed correctly.
- If the batteries are new, try replacing them with a fresh set.
- If the meter still does not turn on, contact Extech customer support for assistance.
- The meter is not reading correctly.
- Make sure that the probe is properly inserted into the sample.
- Check the calibration of the meter. If the meter is not calibrated, it will not give accurate readings.
- If the meter is still not reading correctly, contact Extech customer support for assistance.
- The meter is leaking.
- If the meter is leaking, stop using it immediately.
- Contact Extech customer support for assistance.
Here are the steps on how to calibrate an Extech DO600 meter:
- Make sure that the meter is turned off.
- Insert the calibration solution into the sample chamber.
- Turn on the meter and select the "Calibrate" mode.
- Follow the instructions on the meter to complete the calibration process.
- Once the calibration is complete, the meter will display the "CAL OK" message.
Here are some additional tips for using the Extech DO600 meter:
- Always use fresh batteries in the meter.
- Clean the probe regularly with a mild soap and water solution.
- Store the meter in a cool, dry place.
I hope this helps!

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