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Item #:
20458457
HM Digital Com-300 Ph/Tds/EC/Temp Meter
Item #:
20458457
NZD 253
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, August 26
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The COM-300 is an advanced waterproof combo meter with superior accuracy.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Versatile Measurements
The HM Digital Com-300 efficiently measures pH, TDS, EC, and temperature, making it ideal for aquariums, hydroponics, and laboratory applications with comprehensive aquatic health insights.
User-Friendly Display
Equipped with a large LCD display, the meter allows for easy reading of results, ensuring accurate monitoring for both professionals and hobbyists in a variety of environments.
Durable Design
Built with robust materials, the Com-300 guarantees longevity and reliability in various settings, providing long-term value for users seeking precision in their measurements.
Product Details
| Features | Automatic Temperature Compensation |
| Brand | HM Digital |
| Display | LCD |
| Has written warranty | No |
| Height | 8.100 in (20.6 cm) |
| Pack quantity | 1 |
| Model | COM-300 |
| Item Weight | 0.4 lbs (180 grams) |
Who Should Buy?
-
Hydroponics Enthusiasts
Ideal for individuals managing nutrient levels in hydroponic systems, ensuring healthy plant growth through accurate measurements.
-
Aquarium Owners
Perfect for aquarium hobbyists needing to monitor water quality accurately, which is crucial for fish health and environment.
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Laboratory Technicians
Beneficial for lab settings requiring precise pH, TDS, and EC measurements in various chemical and biological experiments.
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Casual Users
Not suitable for casual users or beginners who may find the calibration and readings too complex for simple tasks.
Product Description
HM Digital Com-300 Ph/Tds/EC/Temp Meter
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Is the COM-300 meter waterproof?
Answer: Yes, the COM-300 is an advanced waterproof combo meter. -
Question:
What parameters does the COM-300 measure?
Answer: The COM-300 measures pH, electrical conductivity (EC), total dissolved solids (TDS), and temperature. -
Question:
Does the COM-300 feature automatic temperature compensation?
Answer: Yes, the meter incorporates automatic temperature compensation (ATC) to accommodate for discrepancies in temperature.
HM Digital PH and Thermometers Editorial Review
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Customer Reviews & Ratings
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Ranee
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“Paint ordered from USA, u buy got the product to me in New Zealand in approx a week”
22 July 2026 · via Trustpilot
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“very speedy delivery,tracking info was superb-best experikence ever!!!”
24 June 2026 · via Trustpilot
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“Love what I received and ordered found that usa clothes are more better quality and look better than the same clothes in my country but are harder to find here recommend ubuy 100%”
22 June 2026 · via Trustpilot
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Dneah
Verified buyer
“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”
15-Jul-26 · via Trustpilot
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Tania
Verified buyer
“Easy to order, easy to track and the product is great to use. Also, the person-to-person (not automated) phone call I got to confirm that I'd received the item was wonderful ??”
11-Jul-26 · via Trustpilot
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NZD 253
Order now and get it around Wednesday, August 26
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Measures pH, EC, TDS, and temperature
- Features 2 conductivity conversion factors and selectable measurement modes
- Incorporates automatic temperature compensation (ATC)
- Digital calibration for precise results
- Ideal for hydroponic systems, water gardens, and ponds
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