---
product_id: 623686944
title: "pH Meter PRO Kit, High Precision Digital pH Pen with ±0.01 pH Accuracy and Interchangeable Probe, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools"
brand: "ac infinity"
price: "$422.75"
currency: USD
in_stock: true
reviews_count: 7
category: "Ac Infinity"
url: https://www.desertcart.ec/products/623686944-ph-meter-pro-kit-high-precision-digital-ph-pen-0
store_origin: EC
region: Ecuador
---

# IP67 waterproof & dustproof Interchangeable probe for longevity ±0.01 pH ultra-precision pH Meter PRO Kit, High Precision Digital pH Pen with ±0.01 pH Accuracy and Interchangeable Probe, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools

**Brand:** ac infinity
**Price:** $422.75
**Availability:** ✅ In Stock

## Summary

> 💧 Precision Meets Durability — Never Miss a Beat in Water Quality!

## Quick Answers

- **What is this?** pH Meter PRO Kit, High Precision Digital pH Pen with ±0.01 pH Accuracy and Interchangeable Probe, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools by ac infinity
- **How much does it cost?** $422.75 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/623686944-ph-meter-pro-kit-high-precision-digital-ph-pen-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:** IP67-rated sealing means no dust, moisture, or heat can slow you down.
- • **Smart Replaceable Probe System:** Swap out sensors effortlessly to keep your readings sharp and your budget intact.
- • **Versatile Water Quality Master:** Perfect for hydroponics, aquariums, pools, and beyond—your all-in-one pH monitoring solution.
- • **Complete Calibration Kit Included:** Stay confident with ready-to-use pH buffers and KCL storage solution for lasting reliability.
- • **Lab-Grade Accuracy at Your Fingertips:** Achieve pinpoint ±0.01 pH precision for flawless water quality control.

## Overview

The pH Meter PRO Kit by AC Infinity delivers lab-grade ±0.01 accuracy with a lithium glass membrane sensor and interchangeable probe. IP67-rated for ultimate protection against moisture, dust, and heat, it includes calibration solutions for consistent precision. Ideal for hydroponics, gardening, aquariums, and pools, this digital pH pen ensures fast, reliable water quality readings with extended device lifespan.

## 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 ±0.01 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, 7.00 pH, and 10.01 pH calibration solutions ensure consistently accurate measurements, while the 3M KCL solution supports proper storage conditions to help extend the lifespan of the pH and PPM meter.Replaceable ProbeEach pH monitor sensor probe can be effortlessly replaced to support ongoing accuracy and speed with every reading. This extends your digital meter’s lifespan while simultaneously increasing savings by eliminating the need to purchase new lab pH meters. Simply install a replacement probe and continue monitoring your water quality without interruption.ApplicationsThis fast-acting nutrient test alkalinity meter to 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.

Review: Don’t waste money on cheap pens. Get this one - Fantastic piece of kit. Well worth the money
Review: Ac infinity ph meter - Faster to read than essential ph pen

## Features

- Advanced 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.
- Replaceable sensor probe with sensitive glass membrane delivers instant pH readings with pinpoint accuracy.
- IP-67 rated to be sealed from high-volume moisture, dust, and sand; can also withstand high levels of heat.
- Lab-grade test kit includes ready-to-use KCL, 4.00, 7.00 & 10.01 solutions for long-lasting precision.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CLQYLW44 |
| Best Sellers Rank | 15,949 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 25 in Lab pH Meters |
| Brand | AC Infinity |
| Country Of Origin | China |
| Customer Reviews | 4.4 out of 5 stars 163 Reviews |
| Included Components | pH Meter, Replaceable Probe, Calibration Solutions |
| Manufacturer | AC Infinity |
| Manufacturer Part Number | AC-PHM5 |
| Material | Glass |
| Number of items | 1 |
| Smart Home Compatibility | Not Smart Home Compatible |
| UPC | 819137023987 |
| Unit Count | 1.0 count |
| Unit count | 1.0 count |

## Product Details

- **Brand:** AC Infinity
- **Manufacturer:** AC Infinity
- **UPC:** 819137023987

## Images

![pH Meter PRO Kit, High Precision Digital pH Pen with ±0.01 pH Accuracy and Interchangeable Probe, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools - Image 1](https://m.media-amazon.com/images/I/61bjNWPQHHL.jpg)
![pH Meter PRO Kit, High Precision Digital pH Pen with ±0.01 pH Accuracy and Interchangeable Probe, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools - Image 2](https://m.media-amazon.com/images/I/61aZYxHIDGL.jpg)
![pH Meter PRO Kit, High Precision Digital pH Pen with ±0.01 pH Accuracy and Interchangeable Probe, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools - Image 3](https://m.media-amazon.com/images/I/61Z5JdWvB5L.jpg)
![pH Meter PRO Kit, High Precision Digital pH Pen with ±0.01 pH Accuracy and Interchangeable Probe, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools - Image 4](https://m.media-amazon.com/images/I/617jNQstM0L.jpg)
![pH Meter PRO Kit, High Precision Digital pH Pen with ±0.01 pH Accuracy and Interchangeable Probe, Nutrient Test pH Meter for Water Hydroponics Plants, Gardening, Aquariums, Swimming Pools - Image 5](https://m.media-amazon.com/images/I/61C9XZcIkGL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Don’t waste money on cheap pens. Get this one
*by L***M on 23 June 2025*

Fantastic piece of kit. Well worth the money

### ⭐⭐⭐⭐⭐ Ac infinity ph meter
*by M***N on 26 March 2025*

Faster to read than essential ph pen

### ⭐⭐⭐⭐⭐ Easy and precise
*by K***R on 2 June 2026*

Super easy to use and calibrates quickly. We use it in the production at Emily Naturkosmetik OHG.

## Frequently Bought Together

- AC Infinity pH Meter PRO Kit, High Precision Digital pH Pen with ±0.01 pH Accuracy and Interchangeable Probe, 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
- General Hydroponics pH Control Kit For A Balanced Nutrient Solution

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-06-29*