HANNA GroLine pH/EC/TDS Multiparameter Probe with CAL Check
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All-in-One pH, EC, TDS & Temperature Probe with CAL Check™
The HI1285-6 Multiparameter Probe provides precise measurement of pH, electrical conductivity (EC), total dissolved solids (TDS), and temperature — all in one durable, compact device. Designed for greenhouses, hydroponics, water treatment, and industrial applications, this probe is ideal for use with the HI9813-6 Portable Meter, offering CAL Check™ functionality for dependable, error-free calibration and operation.
- Features & Benefits
- Product Specifications
- What is included?
- Warranty Policy
HANNA GroLine pH/EC/TDS Multiparameter Probe with CAL Check
Built with advanced features, the HI1285-6 ensures stable and accurate readings even in challenging environments. Its pre-amplified pH electrode, rugged polypropylene housing, and built-in temperature sensor make it a versatile solution for continuous water quality monitoring.
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Simultaneously measures pH, EC, TDS, and temperature. -
Reduces electrical noise from pumps and motors.
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Verifies proper calibration for reliable results.
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Automatically compensates for temperature variations.
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Chemically resistant and built to withstand tough environments.
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Minimizes breakage during handling.
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Secure and compatible with CAL Check-enabled meters.
Streamlined Testing with Built-in Accuracy
The HI1285-6 makes monitoring simpler by combining four key measurements into one tool. Its CAL Check™ feature ensures that your readings are always precise, giving growers, water treatment specialists, and environmental technicians peace of mind and dependable results.
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 
| HANNA GroLine pH/EC/TDS Multiparameter Probe with CAL Check | |
|---|---|
| Product Name | HI1285-6 pH/EC/TDS Multiparameter Probe with CAL Check™ |
| SKU | HI1285-6 |
| Description | Pre-amplified pH and EC probe with CAL Check functionality |
| Reference Type | Single, Ag/AgCl |
| Junction / Flow Rate | Cloth |
| Electrolyte | Gel |
| Maximum Pressure | 0.1 bar |
| Measurement Range | pH: 0 to 13 / Temperature: 0 to 50°C (32 to 122°F) - LT |
| Tip / Shape | Spheric (Diameter: 8.0 mm) |
| Temperature Sensor | Yes |
| Body Material | Polypropylene |
| Cable | 7-pole, 1 m (3.3 ft) |
| Recommended Use | Greenhouses, Hydroponics, Environmental Monitoring, Water Treatment, Boilers, Cooling Towers |
| Connection Type | DIN with CAL Check™ |
| Compatibility | HI9813-6 and HI9810-6 portable meters |
What is included?
It includes:
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HI1285-6 Multiparameter Probe with CAL Check™
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Protective Electrode Cap
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User Instruction Manual
Warranty Policy
Please check out the manufcaturers website for Warranty related issues.
