--- product_id: 257558169 title: "PH-200 Waterproof pH Meter, 0-14.00 pH Range, 0.01 pH Resolution, +/- 0.02 pH Readout Accuracy" brand: "hm digital" price: "NT$5672" currency: TWD in_stock: true category: "Hm Digital" url: https://www.desertcart.tw/products/257558169-ph-200-waterproof-ph-meter-0-14-00-ph-range store_origin: TW region: Taiwan --- # IP-67 waterproof rating ±0.02 pH accuracy 0-80°C temp range PH-200 Waterproof pH Meter, 0-14.00 pH Range, 0.01 pH Resolution, +/- 0.02 pH Readout Accuracy **Brand:** hm digital **Price:** NT$5672 **Availability:** ✅ In Stock ## Summary > 💧 Stay sharp, stay precise — the pH meter that works as hard as you do. ## Quick Answers - **What is this?** PH-200 Waterproof pH Meter, 0-14.00 pH Range, 0.01 pH Resolution, +/- 0.02 pH Readout Accuracy by hm digital - **How much does it cost?** NT$5672 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/257558169-ph-200-waterproof-ph-meter-0-14-00-ph-range) ## Best For - hm digital enthusiasts ## Why This Product - Trusted hm digital brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Measurement Power:** Measures both pH and temperature for comprehensive water quality insights. - • **Built to Brave the Elements:** IP-67 waterproof housing means no fear of spills or splashes on the job. - • **Energy-Savvy & User-Friendly:** Auto-off, data-hold, and low-battery indicator maximize efficiency and ease. - • **Smart Calibration, Zero Hassle:** Auto-ranging 3-point calibration with digital fine-tuning keeps your readings flawless. - • **Precision that Professionals Trust:** Ultra-accurate ±0.02 pH readout for lab-grade confidence. ## Overview The HM Digital PH-200 is a rugged, waterproof pH meter offering lab-level accuracy (±0.02 pH) across a full 0-14 pH range and temperature readings up to 80°C. Designed for professionals and serious hobbyists alike, it features auto-ranging calibration, a durable IP-67 rated housing, and smart power-saving functions, making it ideal for water quality testing in diverse environments from labs to hydroponics. ## Description Product Description: HM Digital's PH-200 is a digital waterproof pH meter (aka pH tester or pH pen) that is ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, agriculture and more. It is fast-acting, features amazing results and perfect for the hobbyist to the laboratory professional. ## Features - Measures pH and Temperature, Range: 0-14 pH, 0-80 °C, 32-176 °F - Autoranging three point calibration with digital fine tuning - Waterproof housing (IP-67 rating) - Includes storage solution in a sponge embedded in a clear cap - Auto-off function, data-hold function and low-battery indicator ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00132G102 | | ASIN | B00132G102 | | Batteries | 2 AAA batteries required. | | Battery Description | Batteries required (type and number not specified) | | Brand Name | HM Digital | | Color | White | | Customer Reviews | 4.2 4.2 out of 5 stars (356) | | Customer reviews | 4.2 4.2 out of 5 stars (356) | | Date First Available | 7 August 2012 | | Global Trade Identification Number | 00891144000021 | | Included Components | 1 EA Meter | | Is Discontinued By Manufacturer | No | | Item Dimensions W x H | 21.6W x 8.4H centimeters | | Item Type Name | PH Meter | | Item Weight | 177 g | | Item model number | PH-200 | | Manufacturer | HM Digital | | Manufacturer | HM Digital | | Model | PH-200 | | Mounting Type | Freestanding | | Part Number | PH-200 | | Product Dimensions | 5.08 x 21.59 x 8.38 cm; 176.9 g | | Smart Home Compatibility | Not Smart Home Compatible | | Temperature Reading Accuracy | plus_minus_1_degree_celsius | | UPC | 798527557687 891144000021 095225177538 | | Upper Temperature Range | 80 Degrees Celsius | | Warranty Description | Limited | ## Product Details - **Battery description:** Batteries required (type and number not specified) - **Brand:** HM Digital - **Colour:** White - **Item weight:** 177 g - **Product dimensions:** 21.6W x 8.4H centimeters ## Images ![PH-200 Waterproof pH Meter, 0-14.00 pH Range, 0.01 pH Resolution, +/- 0.02 pH Readout Accuracy - Image 1](https://m.media-amazon.com/images/I/51OdvTH9a2L.jpg) ## Questions & Answers **Q: Which storage solution is best to use for this product? Also how often do you have to change storage fluid?** A: There is hm ph electrode storage solution you can get...there is a sponge in the cap of this ph meter that you dont want to let dry out. **Q: is this meter pre calibrated out of the box?** A: Yes.....any bottled water that has been treated with the Reverse Osmosis (RO) has a PH of 7 .......Read the Label for (RO).....so it's an easy and cheap check....... **Q: What is the operational temperature range ?** A: I use it for adjusting brewing water, so the range I've use it is from 45F to 165F. **Q: Is this meter appropriate fow wine?** A: I've been using it for beer pH measurement so wine should be fine. ## Frequently Bought Together - HM Digital PH-200 Waterproof pH Meter, 0-14.00 pH Range, 0.01 pH Resolution, +/- 0.02 pH Readout Accuracy - HM Digital PH-STOR pH Electrode Storage Solution for Use with PH-200 or PH-80, 60cc Volume - Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz. Each --- ## 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.tw/products/257558169-ph-200-waterproof-ph-meter-0-14-00-ph-range](https://www.desertcart.tw/products/257558169-ph-200-waterproof-ph-meter-0-14-00-ph-range) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-05-05*