GroLine pH/EC/TDS Multiparameter Probe
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Simplify Hydroponic Monitoring with a Single Probe
The HI1285-8 GroLine Multiparameter Probe delivers pH, EC/TDS, and temperature readings in one rugged, easy-to-use design. Built specifically for hydroponics, this probe ensures accurate, real-time monitoring of your nutrient solutions. Its built-in temperature sensor, durable polypropylene body, and renewable junction make it perfect for continuous greenhouse and aquaponic use.
- Features & Benefits
- Product Specifications
- What is included?
- Warranty Policy
HANNA GroLine pH/EC/TDS Multiparameter Probe
Engineered for reliability, the HI1285-8 is ideal for demanding grow environments. It offers noise-reducing technology, rapid temperature compensation, and a three-in-one design to simplify water quality testing and improve crop performance.
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Measures pH, EC/TDS, and temperature simultaneously. -
Provides accurate, temperature-compensated readings.
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Extends electrode life for long-term performance.
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Delivers stable pH measurements, even near pumps.
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Withstands harsh conditions and aggressive chemicals.
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Ensures secure connection with compatible GroLine monitors.
One Solution for Precise Monitoring
The HI1285-8 is designed to reduce the complexity of monitoring hydroponic nutrient levels. Its rugged design and built-in compensation features provide reliable readings, helping you maintain optimal growing conditions and maximize plant health.
Why HANNA GroLine?
HANNA Instruments delivers precision, durability, and reliability trusted by professionals worldwide. Their rugged, waterproof meters provide accurate, consistent readings in any environment, from agriculture to environmental testing. With easy calibration, replaceable probes, and long battery life, HANNA offers long-term value and portability, ensuring dependable results and confidence in every measurement.
Why Buy From Us?
At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.
If I could rate 6 stars I would! My representative Edouard B. has been shockingly responsive! Like - oh my god - an actual SERVICE oriented company. He's dug into my odd connectivity issues I've been having - and following up in an AMAZINGLY timey manner. No shit. You'll be impressed! (And the price was also unbeatable, quick shipping...it's all PERFECT). Thank you Ed!!
Customer service was outstanding great people to deal with they understand your needs and they will do their best to fulfill them there is no way I can complain about them because they are the best help out there.Thanks green thumb depot. I'll definitely order from them again
The machine is doing just what my salesman told it would do (I appreciate you Ed thank you) . The machine is what we need for our new business we're starting up, soon to be llc and licensed. We are getting a lot of clients wanting our services. Ed I will be needing more of your products, thank you again.
Great prices, fantastic customer service, and mind blowing shipping! Incredible. Will be using again and telling anyone in need.
FAQ Section
Specifications 
| GroLine pH/EC/TDS Multiparameter Probe | |
|---|---|
| Product Name | HI1285-8 GroLine Multiparameter Probe |
| SKU | HI1285-8 |
| Reference Type | Single, Ag/AgCl |
| Junction Type / Flow Rate | Cloth |
| Electrolyte | Gel |
| Maximum Pressure | 0.2 bar |
| Measurement Range | pH: 0 to 13 / EC |
| Operating Temperature | 0 to 50°C (32 to 122°F) - LT |
| Tip / Shape | Spheric (Diameter: 8.5 mm) |
| Temperature Sensor | Yes |
| Amplifier | Yes |
| Body Material | Polypropylene |
| Cable | 7-pole 1 m cable (3.3 ft) |
| Recommended Use | Hydroponics, Aquaponics, Greenhouses |
| Connection Type | DIN |
| Special Note | To be used with HI981420 GroLine Monitor |
What is included?
It includes:
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HI98131 GroLine Waterproof Pocket Tester
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HI73127 Replaceable pH Electrode
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HI73128 Electrode Removal Tool
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Set of 4 Batteries
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Instructions Manual
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Quality Certificate
Warranty Policy
Please check out the manufcaturers website for Warranty related issues.
