--- product_id: 48735080 title: "Apera Instruments SX610 pH Meter, Pen Tester, Waterproof , ±0.1 pH Accuracy, 0-14 pH Range, ±0.5°C Temperature Sensor" brand: "apera instruments" price: "£70.71" currency: GBP in_stock: true reviews_count: 13 category: "Apera Instruments" url: https://www.desertcart.co.uk/products/48735080-apera-instruments-sx610-ph-meter-pen-tester-waterproof-0-1 store_origin: GB region: United Kingdom --- # IP57 waterproof & dustproof ±0.1 pH accuracy Auto Temp Compensation 0-60°C Apera Instruments SX610 pH Meter, Pen Tester, Waterproof , ±0.1 pH Accuracy, 0-14 pH Range, ±0.5°C Temperature Sensor **Brand:** apera instruments **Price:** £70.71 **Availability:** ✅ In Stock ## Summary > 🌟 Elevate your pH game with precision and portability! ## Quick Answers - **What is this?** Apera Instruments SX610 pH Meter, Pen Tester, Waterproof , ±0.1 pH Accuracy, 0-14 pH Range, ±0.5°C Temperature Sensor by apera instruments - **How much does it cost?** £70.71 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/48735080-apera-instruments-sx610-ph-meter-pen-tester-waterproof-0-1) ## Best For - apera instruments enthusiasts ## Why This Product - Trusted apera instruments brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Auto Calibration:** One-button auto calibration with buffer recognition saves time and guesswork. - • **Intelligent User Alerts:** Auto power-off, low battery alarm, and probe invalidation reminders keep you ahead. - • **Complete Ready-to-Go Kit:** Includes calibration & storage solutions plus batteries in a sleek carrying case. - • **Built to Brave the Elements:** IP57 waterproof design means it floats and survives accidental drops in water. - • **Precision that Professionals Trust:** Ultra-accurate ±0.1 pH readings ensure your data is never in doubt. ## Overview The Apera Instruments SX610 pH Meter is a professional-grade, waterproof pen tester offering ±0.1 pH accuracy across a full 0-14 pH range. Featuring one-point auto calibration with buffer recognition and automatic temperature compensation from 0 to 60°C, it delivers reliable, consistent readings for hydroponics, aquaculture, brewing, and more. The complete kit includes calibration and storage solutions, batteries, and a protective carrying case. Intelligent functions like auto power-off, low battery alerts, and probe replacement reminders ensure hassle-free operation. Its IP57 rating guarantees durability even in wet environments, making it the go-to tool for precise, on-the-go pH testing. ## Description The Apera Instruments SX610 pH Pen Tester is featured with reliable measuring performance with a single-button operation in a slim body. A cost-effective choice for your regular pH testing, including hydroponics, aquaculture, water treatment, pools and spas, brewing and so on. The pH probe is replaceable and suitable for test tube measuring, which is especially suitable for educational use. Easy Auto Calibration (1 point: 7.00) with buffer recognition and 0 to 60°C Auto Temperature Compensation (ATC), +/-0.1 pH/1.0°C accuracy with 0 to 14.0 pH measuring range. Intelligent functions: switch from °F to °C, automatic power-off, low battery alarm, pH probe invalidation reminder (Remind you to replace the probe for better performance). The meter comes with a complete kit of premixed calibration solutions (7.00), storage solutions (3M KCL), CR2032 lithium batteries all in a portable carrying case. IP57 waterproof and dustproof floats on water, so you don't have to worry if it falls into the water by accident. The meter is CE certified (6 months for the probe). The AH7:AH31. Review: Accurate and reliable - Comes with everything you need for continual and accurate PH readings. Way better than the cheap options I took first (my mistake!). I recalibrate using the solution supplied around every 4-6 weeks. Great we unit and comes in a quality case to keep everything together and protected. Review: I needed this. - The right product for purpose. ## Features - AUTO Calibration with auto buffer recognition; Auto Temperature Compensation (ATC) ensures accuracy in variant temperatures (0-60.0C) - COMPLETE KIT with READY-TO-USE calibration solution, KCl storage solution, and batteries in a portable carrying case - Intelligent functions: temperature unit switch from F to C, automatic power-off, low battery alarm, and pH probe invalidation reminder - AUTO RECOGNITION and REMINDER of stable values improves consistency, saving you the trouble of guessing when to manually hold measurement - International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01ESYG6B0 | | Age Range Description | Adult | | Age range (description) | Adult | | Battery Life | 1000 Hours | | Best Sellers Rank | 211,764 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 322 in Lab pH Meters | | Brand | Apera Instruments | | Colour | Light grey/blue | | Country Of Origin | China | | Customer Reviews | 4.1 out of 5 stars 743 Reviews | | Display Type | Lcd | | Global Trade Identification Number | 00858718006254 | | Immersion Depth | 1E+1 Centimetres | | Included Components | 1 Pen tester, 1 calibration solution, 2 batteries, 1 case | | Included components | 1 Pen tester, 1 calibration solution, 2 batteries, 1 case | | Indoor Outdoor Usage | Outdoor | | Item Length | 14.8 Centimetres | | Item Weight | 1.5 Ounces | | Manufacturer | Apera | | Manufacturer Part Number | AI221 | | Model Name | AI221 | | Model Number | AI221 | | Number of Batteries | 2 CR2 batteries required. (included) | | Outer Material | Plastic | | Outer material | Plastic | | Power Source | Battery Powered | | Product Care Instructions | Wipe Clean | | Resolution | 0.1 degree | | Reusability | Reusable | | Smart Home Compatibility | Not Smart Home Compatible | | Special Features | Waterproof | | Special feature | Waterproof | | Specification Met | Calibration: Auto 1 Point (7.0), Measured Parameter: Ph, Range: 0-14.0 Ph, Self-diagnosis: No, Temp. Compensation: Automatic 0-60.0˚c | | Style Name | ±0.1 pH (1pt calibration) | | UPC | 858718006254 | | Unit Count | 1 Tester | | Upper Temperature Rating | 60 Degrees Celsius | ## Product Details - **Age range (description):** Adult - **Brand:** Apera Instruments - **Colour:** Light grey/blue - **Display type:** Lcd - **Included components:** 1 Pen tester, 1 calibration solution, 2 batteries, 1 case - **Outer material:** Plastic - **Product care instructions:** Wipe Clean - **Special feature:** Waterproof - **Unit count:** 1 Tester ## Images ![Apera Instruments SX610 pH Meter, Pen Tester, Waterproof , ±0.1 pH Accuracy, 0-14 pH Range, ±0.5°C Temperature Sensor - Image 1](https://m.media-amazon.com/images/I/81wTcnEzRBL.jpg) ![Apera Instruments SX610 pH Meter, Pen Tester, Waterproof , ±0.1 pH Accuracy, 0-14 pH Range, ±0.5°C Temperature Sensor - Image 2](https://m.media-amazon.com/images/I/714Gfcfa12L.jpg) ![Apera Instruments SX610 pH Meter, Pen Tester, Waterproof , ±0.1 pH Accuracy, 0-14 pH Range, ±0.5°C Temperature Sensor - Image 3](https://m.media-amazon.com/images/I/71m63+EE+kL.jpg) ![Apera Instruments SX610 pH Meter, Pen Tester, Waterproof , ±0.1 pH Accuracy, 0-14 pH Range, ±0.5°C Temperature Sensor - Image 4](https://m.media-amazon.com/images/I/7196OriXRnL.jpg) ![Apera Instruments SX610 pH Meter, Pen Tester, Waterproof , ±0.1 pH Accuracy, 0-14 pH Range, ±0.5°C Temperature Sensor - Image 5](https://m.media-amazon.com/images/I/71qMKz7OLSL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Accurate and reliable *by M***N on 15 July 2020* Comes with everything you need for continual and accurate PH readings. Way better than the cheap options I took first (my mistake!). I recalibrate using the solution supplied around every 4-6 weeks. Great we unit and comes in a quality case to keep everything together and protected. ### ⭐⭐⭐⭐⭐ I needed this. *by M***A on 24 August 2025* The right product for purpose. ### ⭐⭐⭐⭐ Very impressed- with your pH gauge *by C***S on 25 October 2018* light, accurate, ideal for our industry --- ## 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.co.uk/products/48735080-apera-instruments-sx610-ph-meter-pen-tester-waterproof-0-1](https://www.desertcart.co.uk/products/48735080-apera-instruments-sx610-ph-meter-pen-tester-waterproof-0-1) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-19*