---
product_id: 643341385
title: "pH Meter Kit, High Precision Digital pH Pen with ±0.1 pH Accuracy, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools"
brand: "ac infinity"
price: "€ 146.72"
currency: EUR
in_stock: true
url: https://www.desertcart.at/products/643341385-ph-meter-kit-high-precision-digital-ph-pen-with-0
store_origin: AT
region: Austria
---

# IP-67 waterproof & dustproof Includes 4.00 & 7.00 calibration solutions ±0.1 pH accuracy pH Meter Kit, High Precision Digital pH Pen with ±0.1 pH Accuracy, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools

**Brand:** ac infinity
**Price:** € 146.72
**Availability:** ✅ In Stock

## Summary

> 🌿 Master your water, master your world.

## Quick Answers

- **What is this?** pH Meter Kit, High Precision Digital pH Pen with ±0.1 pH Accuracy, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools by ac infinity
- **How much does it cost?** € 146.72 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/643341385-ph-meter-kit-high-precision-digital-ph-pen-with-0)

## Best For

- ac infinity enthusiasts

## Why This Product

- Trusted ac infinity brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Brave the Elements:** IP-67 rating means dust, moisture, and heat won’t slow down your monitoring game.
- • **Instant Insights, Zero Wait:** Sensitive lithium glass membrane probe delivers rapid, reliable pH readings on the spot.
- • **Precision that Powers Growth:** Lab-grade ±0.1 accuracy ensures your plants and water systems thrive with perfect pH balance.
- • **Versatile Water Quality Master:** Perfect for hydroponics, aquariums, pools, and even homebrewing—one tool for all your water needs.
- • **Complete Calibration Kit Included:** Ready-to-use 4.00 & 7.00 pH solutions keep your meter accurate and long-lasting.

## Overview

The AC Infinity pH Meter Kit is a high-precision digital pH pen designed for professional-grade water quality testing. Featuring ±0.1 accuracy, an IP-67 waterproof and dustproof rating, and a sensitive lithium glass membrane probe, it delivers instant, reliable pH and temperature readings. Ideal for hydroponics, gardening, aquariums, pools, and homebrewing, it includes calibration solutions to ensure consistent accuracy and durability.

## Description

Product DescriptionA digital water quality meter designed to measure water’s acidity, alkalinity, and temperature to help optimize its quality for gardening and water treatment applications. The highly responsive sensor probe utilizes a lithium glass membrane to instantly determine pH readings with highly precise ±0.1 accuracy. This pH pen tester for water features an IP-67 rating, specially sealed to withstand moisture and heat, as well as block out intrusive dust and sand. For further protection, the hydroponic pH meter is built with a sensor shield to safeguard your probe in between uses. The included 4.00 pH and 7.00 pH calibration solutions ensure consistently accurate measurements, the former also supporting proper storage conditions to help extend the lifespan of the pH and PPM meter.ApplicationsThis fast-acting nutrient test alkalinity meter will help you determine how well your water uptakes nutrients. Fit for use as a pH meter for plants in horticultural settings like gardens, grow tents, greenhouses, and hydroponics systems. In addition, its application spans far beyond plant growing, capable of being a general pH level tester for water used in swimming pools, spas, aquarium fish tanks, and beverage homebrewing applications to help determine water safety.

## Features

- A pH reader for water quality assessment designed to help monitor and maintain proper pH levels.
- Measures the acidity, alkalinity, and temperature of water for gardens, aquariums, pools, and more.
- Sensor probe with sensitive glass membrane delivers instant pH readings with high accuracy.
- IP-67 rated to be sealed from high-volume moisture, dust, and sand; can also withstand high levels of heat.
- Lab-grade pH monitor testing kit includes ready-to-use 4.00 & 7.00 solutions for long-lasting precision.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CLQX7TFY |
| Best Sellers Rank | #26,680 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #33 in Lab pH Meters |
| Brand Name | AC Infinity |
| Customer Reviews | 4.4 4.4 out of 5 stars (262) |
| Included Components | pH Meter, Calibration Solutions |
| Manufacturer | AC Infinity |
| Material Type | Glass |
| Measurement Accuracy | ±0.1 |
| Model | AC-PHM3 |
| Output Type | Digital |
| Part Number | AC-PHM3 |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specific Uses For Product | gardening, aquariums, pools, homebrewing, horticultural settings, swimming pools, spas, aquarium fish tanks, beverage homebrewing applications |
| Style Name | Digital |
| UPC | 819137024205 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** AC Infinity
- **Material:** Glass
- **Measurement Accuracy:** ±0.1
- **Output Type:** Digital
- **Style:** Digital

## Images

![pH Meter Kit, High Precision Digital pH Pen with ±0.1 pH Accuracy, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools - Image 1](https://m.media-amazon.com/images/I/51Kjg2pjDvL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- AC Infinity pH Meter Kit, High Precision Digital pH Pen with ±0.1 pH Accuracy, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools
- AC Infinity CLOUDFORGE T3, Plant Humidifier 4.5L with VPD Humidity Controls, 10-Level Precision Vaporizer, Extendable Targeting Hose and No-Leak Seal for Grow Tents

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*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-07-27*