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🌱 Grow smarter, not harder — nutrient mastery in a sleek truncheon!
The Bluelab TRUNV2 Truncheon Nutrient Meter is a precision tool designed for professional and hobbyist growers to quickly and accurately measure nutrient levels (EC, TDS, ppm, CF) with automatic temperature compensation. Fully waterproof and factory calibrated, it requires no manual calibration and operates on 3 AA batteries with an auto-off feature. Manufactured by Bluelab in New Zealand, it offers durability, ease of use, and a 5-year limited warranty, making it a trusted choice for optimizing plant germination and growth.













| ASIN | B00348PV6S |
| Best Sellers Rank | 212,038 in Garden ( See Top 100 in Garden ) 722 in Hydroponic Nutrients & Additives |
| Brand | Bluelab |
| Country Of Origin | New Zealand |
| Customer Reviews | 4.6 out of 5 stars 1,007 Reviews |
| Global Trade Identification Number | 09421024920012 |
| Included Components | Batteries included |
| Item Dimensions | 40.5 x 3 x 3 centimetres |
| Item Type Name | EC Meter |
| Item Weight | 200 g |
| Item dimensions L x W x H | 40.5 x 3 x 3 centimetres |
| Item weight | 200 g |
| Manufacturer | Bluelab |
| Manufacturer Part Number | 716050 |
| Material | Plastic |
| Measuring Range | 2 - 36 CF, 0.2 - 3.6 EC, 140 - 2520 ppm (EC x 700), 100 - 1800 ppm (EC x 500) |
| Measuring range | 2 - 36 CF, 0.2 - 3.6 EC, 140 - 2520 ppm (EC x 700), 100 - 1800 ppm (EC x 500) |
| Model Number | TRUNV2 |
| Output Type | Digital |
| Product Warranty | Five year free repair or replacement guarantee |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specific Uses For Product | gardening, hydroponics |
| Style | Meter |
| Style Name | Meter |
| Unit Count | 1.0 count |
A**O
A bit dubious concerning accuracy in the beginning
I seemed to have variations in my EC measurements in the beginning. I used a calibration fluid, which that or the Truncheon were suspect. . I contacted Bluelab twice, they answered promptly and they gave me some good advice. If you don't have the cleaning kit; which I don't, they advise plain old baking powder. Make a paste and give the electrodes a good cleaning . I used a piece of chamois on a plastic handle (non oily) They sold these to clean styus on analog record decks. I began to use the Truncheon with confidence. I have tested my tap water which comes out between EC .3 / .4 - Rain water doesn't conduct and shows nothing on the scale as it should. I am sure it is working fine now. The nutrient charts showing dilution and target EC values are in the 'ball park'. Initially one considers it expensive? however the guarantee period gives assurance and value. The Truncheon is very well made/manufactured so very durable and should last a long time. Conclussion: very good value and recommended
M**E
Works good
Alittle expensive but definitely works good,
A**R
The best on the market
So easy to use
B**B
Reliable
Bluelab products are usually reliable and this one is too.
M**K
Best meter by far
Best nutrient meter out there. Very tough it's always accurate and simple too use. Last for ages.
D**Y
Best thing to use if you know you know
Best product out there for the price
A**N
Perfect!
Ordered and received a faulty product, amazon sent a replacement the next day. Spoke with Bluelab directly as well they were very helpful. 10/10 tool, somewhat analogue, no need to worry or guess anymore!
C**G
Does as intended
Quality product.
J**N
De lo mejor no te lo pienses
He usado varios y han durado lo que han durado con este llevo un año y van de lujo muy cómodo y práctico y muy fácil de usar y mantenerlo
M**R
Bra kvalite
Fungerar som den ska. Verkar vara bra kvalite.
M**O
Finalmente un misuratore di EC come si deve
Un po' grosso ma molto preciso ed efficace !
S**E
works perfect
product arrived in perfect condition. works great for my soil cannabis grow !! I like that it has PPM & EC so I can track both easily without having to do the mental conversion. And I like that its a big ass wand. makes me feel magical around my plants. Expensive but if you are trying to grow well and know what your doing - spend the $$
M**G
Perfektes Gerät. Und vielfach Bewehrt
Ich habe des Gerät für mein Gießwasser gekauft, um meine Tomaten perfekt düngen zu können. Eine Großgärtnerei bei uns nutzt diese Geräte auch und deshalb habe ich mir dieses ebenfalls zugelegt. Denn die Gärtnerei weiß schließlich, was gut ist. Mann muss dieses Messgerät nicht Kalibrieren (nie mehr) nur sauber halten. Es schaltet sich automatisch ein, wenn man es ins Wasser taucht und ist sehr gut ablesbar. Kann man auch direkt als Rührstab nutzen, da es 100% Wasserdicht ist. Schaltet sich auch automatisch ab und Batterien sind auch dabei. Kostet zwar etwas mehr aber lohnt sich. Günstigere Geräte mit eine Sonde, brauchen irgendwann ne neue Sonde. Hatte mal eins von Milwauki, wo die Sonde alleine 75€ gekostet hat. Den Blue Lab Brauch ich nicht nochmal Kaufen, da er ewig hält, laut der Gärtnerei.
Trustpilot
2 weeks ago
2 weeks ago