{"product_id":"dae-mj-75r-non-lead-hot-water-meter-3-4ft-npt-couplings-reliable","title":"DAE MJ-75R Non Lead Hot Water Meter 3\/4ft NPT Couplings - Reliable","description":"\u003cp\u003eIn this review the DAE MJ-75R is judged as a practical, no-nonsense hot water meter for commercial and multiunit residential plumbing where accurate water accounting matters. The bottom line: this meter is for landlords, maintenance teams and installers who need a durable, factory-calibrated inline device with pulse output and simple remote-reading options. The review finds the MJ-75R stands out for its combination of straightforward installation, good accuracy in the normal flow range, and support for cloud metering when paired with DAE gateways.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHorizontal inline mount:\u003c\/strong\u003e Designed to install with the dial facing upwards so readings are easy to check during routine inspections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\/4' NPT couplings:\u003c\/strong\u003e Standard threaded connections simplify plumbing swaps and ensure both inlet and outlet use 3\/4' couplings for consistent pipe work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulse output:\u003c\/strong\u003e Provides a simple electronic pulse for integration with remote counters or AMR systems for automated data collection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCloud metering ready:\u003c\/strong\u003e When paired with the DAE CC2030 Gateway and AMR modules the meter can deliver real time usage, alerts and billing reports to phones and PCs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory calibration available:\u003c\/strong\u003e Optional certificates let purchasers verify accuracy and satisfy project documentation requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt to standards:\u003c\/strong\u003e Conforms to AWWA C700 and ISO 4064 Class C for city water metering, giving installers confidence in expected performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe MJ-75R is best suited for property managers, plumbing contractors and building engineers who need a reliable meter for hot water lines with a common 3\/4' connection and want the option to add remote reading or cloud metering later. Its pulse output and compatibility with DAE AMR modules make it a good choice where periodic or continuous remote data is required.\u003c\/p\u003e\n\u003cp\u003eThose who frequently install meters vertically should consider DAE's vertical model instead, and sites that require metering of non-city or contaminated fluids should look to meters specified for those conditions. This unit is intended for clean, city-supplied hot water applications per the listed standards.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccurate to +\/-1.5% across normal flow ranges, which matches expectations for water billing and monitoring.\u003c\/li\u003e\n\u003cli\u003eSupports remote reading and cloud integration with DAE CC2030 and AMR options, enabling alerts and tenant billing reports.\u003c\/li\u003e\n\u003cli\u003eFactory calibration certificates are available for projects requiring traceable verification.\u003c\/li\u003e\n\u003cli\u003eWell built and good value according to customer feedback, performing reliably under higher GPM conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIntended only for horizontal inline mounting; a different model is required for vertical upward flow installations.\u003c\/li\u003e\n\u003cli\u003eCO-10 pulse counter, AMR130 or CC2030 gateway are sold separately for remote or cloud metering functionality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeter type\u003c\/td\u003e\n\u003ctd\u003eNon lead hot water meter, horizontal inline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003e3\/4' NPT couplings (inlet and outlet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-1.5% within normal flow range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlow range\u003c\/td\u003e\n\u003ctd\u003eNormal test limits 1-20 GPM; safe max 20 GPM; recommended continuous 10 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum test flow\u003c\/td\u003e\n\u003ctd\u003e0.25 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eAWWA C700, ISO 4064 Class C, conforms to AWWA C708 for clean water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput options\u003c\/td\u003e\n\u003ctd\u003ePulse output for CO-10 or AMR130\/AMR modules; cloud ready with CC2030 gateway\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe DAE MJ-75R is a sensible choice for landlords and installers who need an accurate, durable 3\/4' hot water meter that can be expanded with remote reading or cloud features. Its factory calibration option and standards compliance make it a good value for commercial and multifamily installations, provided the installation is horizontal and the site uses city-quality potable water.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this meter be installed vertically?\u003c\/strong\u003e\u003cbr\u003eThe MJ-75R is designed for horizontal inline mounting with the dial up; for vertical upward flow use DAE's vertical model.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it support remote reading out of the box?\u003c\/strong\u003e\u003cbr\u003eIt has a pulse output for remote counters, but CO-10, AMR130 or AMR modules and the CC2030 gateway are purchased separately for remote or cloud metering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs a calibration certificate available?\u003c\/strong\u003e\u003cbr\u003eYes, factory calibration certificates can be supplied for projects that require traceable verification.\u003c\/p\u003e","brand":"DAE","offers":[{"title":"Default Title","offer_id":48241881481435,"sku":"B074L9R6GR","price":93.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/615qVH6ohPL._SL1500.jpg?v=1770983300","url":"https:\/\/gearmusthave.com\/products\/dae-mj-75r-non-lead-hot-water-meter-3-4ft-npt-couplings-reliable","provider":"GearMustHave","version":"1.0","type":"link"}