--- product_id: 446630574 title: "Hanna Marine Ammonia Checker HI784" brand: "hanna instruments" price: "S/.522" currency: PEN in_stock: true reviews_count: 9 category: "Hanna Instruments" url: https://www.desertcart.pe/products/446630574-hanna-marine-ammonia-checker-hi784 store_origin: PE region: Peru --- # 0.00-2.50 ppm precision Auto shut-off battery saver Large LCD for easy reading Hanna Marine Ammonia Checker HI784 **Brand:** hanna instruments **Price:** S/.522 **Availability:** ✅ In Stock ## Summary > 🌊 Stay ahead of ammonia spikes—because your marine life deserves precision and ease! ## Quick Answers - **What is this?** Hanna Marine Ammonia Checker HI784 by hanna instruments - **How much does it cost?** S/.522 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/446630574-hanna-marine-ammonia-checker-hi784) ## Best For - hanna instruments enthusiasts ## Why This Product - Trusted hanna instruments brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Marine-Optimized:** Specifically designed for saltwater aquariums and aquaculture, ensuring reliable results every time. - • **Pinpoint Precision:** Detect trace ammonia levels from 0.00 to 2.50 ppm with lab-grade accuracy. - • **Effortless Operation:** Single-button simplicity means no more fumbling—test your marine water in seconds. - • **Eye-Catching Display:** Large, clear LCD screen ensures you never miss a reading, even in low light. - • **Smart Power Management:** Auto shut-off extends battery life so your checker is ready when you are. ## Overview The Hanna Marine Ammonia Checker HI784 offers fast, accurate digital measurement of ammonia levels in saltwater environments, ranging from 0.00 to 2.50 ppm. Featuring a large LCD screen, single-button operation, and auto shut-off for battery efficiency, it outperforms traditional chemical test kits at a fraction of the cost. Ideal for marine aquariums and aquaculture professionals seeking reliable, user-friendly water quality monitoring. ## Description The Hanna Instruments Marine Ammonia Checker HC (HI784) is designed to accurately and quickly determine the ammonia level in marine (saltwater) samples. The digital readout makes measurements effortless.FEATURESSimple and accurate digital test for small, trace amounts of ammoniaEasier to use and more accurate than chemical test kitsDedicated to a single parameterRange: 0.00 to 2.50 ppm (mg/L) NH3Built-in timer so you don't miss a stepIdeal for: Saltwater Aquariums, Marine, and Aquaculture Applications Review: Great product and easy to use - Very easy to use and clear instructions. So much easier to use than the drops Good quality Review: Works great - Works great. A little hard to do at first but it gets easier. ## Features - More accurate than chemical test kits, less expensive than professional testing - Single button operation for ease of use - Large LCD screen for readability - Auto shut-off to extend battery life ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B4463YTX | | ASIN | B0B4463YTX | | Batteries | 1 AAA batteries required. (included) | | Best Sellers Rank | #36,605 in Pet Supplies ( See Top 100 in Pet Supplies ) #52 in Aquarium Test Kits | | Brand Name | Hanna Instruments | | Customer Reviews | 4.2 4.2 out of 5 stars (134) | | Date First Available | June 14, 2022 | | Item Form | Liquid | | Item Weight | 1.1 Pounds | | Item model number | HI784 | | Liquid Volume | 0.7 Milliliters | | Manufacturer | Hanna Instruments | | Manufacturer | Hanna Instruments | | Manufacturer Part Number | HI784 | | Model Number | HI784 | | Package Dimensions | 9.25 x 6.5 x 2.68 inches; 1.08 Pounds | | Pet Type | Fish | | Target Species | Fish | | Unit Count | 1.00 Count | ## Product Details - **Brand:** Hanna Instruments - **Item Form:** Liquid - **Item Weight:** 1.1 Pounds - **Liquid Volume:** 0.7 Milliliters - **Manufacturer:** Hanna Instruments ## Images ![Hanna Marine Ammonia Checker HI784 - Image 1](https://m.media-amazon.com/images/I/61QzBigQLqL.jpg) ## Questions & Answers **Q: Can it measure ammonia in freshwater? and how many water samples can it measure?** A: This is for salt water. **Q: when its available also where to get Medium-Range HI97715 ??** A: You can contact Hanna directly. I don’t know your question ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great product and easy to use *by K***R on September 7, 2025* Very easy to use and clear instructions. So much easier to use than the drops Good quality ### ⭐⭐⭐⭐⭐ Works great *by A***R on January 8, 2026* Works great. A little hard to do at first but it gets easier. ### ⭐⭐⭐⭐⭐ Hanna Marine Ammonia Checker HI784: Accurate and Easy Ammonia Monitoring *by C***. on January 27, 2025* This Hanna Marine Ammonia Checker HI784 is a fantastic tool for maintaining a healthy marine aquarium. It's incredibly easy to use, providing accurate and reliable ammonia readings in seconds. Monitoring ammonia levels is crucial for fish health, and this checker makes it simple to keep a close eye on water quality. Highly recommended for any serious saltwater aquarist! ## Frequently Bought Together - Hanna Marine Ammonia Checker HI784 - Hanna Instruments High Range Nitrate Checker HI782 - HI764 Hanna Ultra Low Range Nitrite Checker HC, Nitro ULR Meter - Saltwater Aquarium Ultra Low Range Nitrite Colorimeter - Checker --- ## 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.pe/products/446630574-hanna-marine-ammonia-checker-hi784](https://www.desertcart.pe/products/446630574-hanna-marine-ammonia-checker-hi784) --- *Product available on Desertcart Peru* *Store origin: PE* *Last updated: 2026-04-22*