{"product_id":"blue-wave-poolwatch-na4212-pool-alarm-system-white-nsf-astm-compliant-100-ft-wireless-range","title":"Blue Wave Poolwatch NA4212 Pool Alarm System — White, NSF\/ASTM-Compliant, 100 ft Wireless Range","description":"\u003cp\u003e\u003cstrong\u003eBlue Wave NA4212 Poolwatch is a NSF\/ASTM-compliant pool alarm system that detects 18+ pound entries and wirelessly alerts you up to 100 feet to help protect your pool area.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for both in-ground and above-ground pools, the Blue Wave Poolwatch NA4212 combines a sensitive water-entry sensor with a remote receiver to offer continuous pool perimeter monitoring. The system meets NSF certification to ASTM F2208 standards and provides flexible power options — a 110V AC receiver with a 9V battery backup plus sensor units powered by D-size batteries (not included). Its straightforward installation on a deck or rail makes it a practical choice for homeowners seeking a cost-effective, standards-certified pool alarm.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the Poolwatch NA4212 detect someone entering the pool?\u003c\/h3\u003e\n\u003cp\u003eThe alarm uses an electronic sensor that senses disturbances consistent with an object weighing 18 pounds or more entering the water. When the sensor trips, it transmits a wireless signal to the receiver which emits a loud alarm.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectronic sensor calibrated to ASTM F2208 thresholds\u003c\/li\u003e\n  \u003cli\u003eDesigned to detect children, pets, or heavier objects entering the pool\u003c\/li\u003e\n  \u003cli\u003eSensor placement on pool rail or deck for optimal coverage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat power options and backup does the system offer?\u003c\/h3\u003e\n\u003cp\u003eThe main receiver runs on 110V AC for continuous operation and accepts a 9V battery backup (battery not included) to maintain alerts during power outages. The sensor units require six D-size batteries (not included) to operate wirelessly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e110V AC receiver for primary power\u003c\/li\u003e\n  \u003cli\u003e9V battery backup keeps receiver active during outages\u003c\/li\u003e\n  \u003cli\u003eSensor-powered by six D batteries for independent wireless operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow far will the alarm signal reach and how reliable is the connection?\u003c\/h3\u003e\n\u003cp\u003eThe Poolwatch transmits alarm signals to the remote receiver with an advertised wireless range of up to 100 feet, suitable for most residential properties. Reliability depends on line-of-sight, placement, and local radio interference, so positioning the receiver within clear sight of the sensor improves performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUp to 100 ft wireless signal range under typical conditions\u003c\/li\u003e\n  \u003cli\u003eBest results with minimal obstructions between sensor and receiver\u003c\/li\u003e\n  \u003cli\u003eReceiver placement on home or pool structure enhances connectivity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know about installation and maintenance?\u003c\/h3\u003e\n\u003cp\u003eInstallation is designed to be quick and tool-light; mount the sensor to a pool rail or deck and plug the receiver into a nearby outlet or use the backup battery if needed. Regular battery checks and following the included user manual instructions ensure the system stays functional and compliant with safety recommendations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQuick mount to deck or pool rail for immediate protection\u003c\/li\u003e\n  \u003cli\u003eFollow the User Manual for correct setup and sensitivity calibration\u003c\/li\u003e\n  \u003cli\u003eReplace sensor and receiver batteries regularly for reliable alerts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Blue Wave NA4212 Poolwatch is suited to homeowners and caregivers who want an affordable, standards-certified pool alarm that’s easy to install and maintain. It fits well for families with young children or pets, rental property managers, and anyone who needs an NSF-certified alarm solution that meets ASTM F2208 criteria without complex wiring or subscription services.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the Poolwatch NA4212 meet safety standards?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The Blue Wave NA4212 is NSF certified to ASTM F2208 pool alarm requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the receiver still alert if the power goes out?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The receiver uses 110V AC and accepts a 9V battery backup to maintain alarms during outages.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Blue Wave","offers":[{"title":"Default Title","offer_id":56806024216916,"sku":"B00B12OITA","price":377.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/blue-wave-na4212-front-view.jpg?v=1786811726","url":"https:\/\/gardenluxe.co.uk\/products\/blue-wave-poolwatch-na4212-pool-alarm-system-white-nsf-astm-compliant-100-ft-wireless-range","provider":"Gardenluxe Uk","version":"1.0","type":"link"}