---
product_id: 626925567
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: "A$280"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/626925567-ph-meter-pro-kit-high-precision-digital-ph-pen-0
store_origin: AU
region: Australia
---

# IP67 waterproof & dustproof rating 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:** A$280
**Availability:** ✅ In Stock

## Summary

> 💧 Stay ahead with precision—because your plants and water deserve the best!

## 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?** A$280 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/626925567-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

- • **Lab-Grade Accuracy:** Achieve pinpoint ±0.01 pH precision for flawless water quality control.
- • **Modular Probe Design:** Easily swap sensors to maintain peak performance without downtime.
- • **Versatile Application:** Perfect for hydroponics, aquariums, pools, and professional gardening setups.
- • **All-Weather Durability:** IP67 rating ensures reliable readings even in wet, dusty, or sandy environments.
- • **Complete Calibration Kit:** Includes KCL and 3 buffer solutions for effortless, long-lasting accuracy.

## Overview

The AC Infinity pH Meter PRO Kit delivers lab-grade ±0.01 accuracy with a replaceable glass membrane probe, protected by an IP67 waterproof and dustproof rating. It comes complete with calibration solutions, making it the ultimate tool for hydroponics, aquariums, pools, and gardening professionals who demand reliable, instant pH and temperature readings.

## Description

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

## 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 |
|---------------|-------|
| Manufacturer | AC Infinity |
| Part number | AC-PHM5 |
| Item Weight | 780 g |
| Package Dimensions | 25.6 x 21.5 x 5.2 cm; 780 g |
| Manufacturer reference | AC-PHM5 |
| Item Package Quantity | 1 |
| Included components | pH Meter, Replaceable Probe, Calibration Solutions |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |

## 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)

## 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

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.au/products/626925567-ph-meter-pro-kit-high-precision-digital-ph-pen-0](https://www.desertcart.com.au/products/626925567-ph-meter-pro-kit-high-precision-digital-ph-pen-0)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-05*