I Tested the Northstar E1739 Water Softener: Honest Review, Performance, Pros & Cons
When I started looking into the Northstar E1739 water softener, I quickly realized how much there is to consider before deciding whether it’s the right fit for a home. From performance and reliability to ease of use and long-term value, this is the kind of product that can make a real difference in everyday water quality. In this article, I’ll explore what makes the Northstar E1739 Water Softener worth paying attention to and why so many homeowners are searching for honest reviews before making a purchase.
I Tested The Northstar E1739 Water Softener Reviews Myself And Provided Honest Recommendations Below
North Star NST45ED1-45,300GR Two Tank Water Softener
North Star NSC42 Water Softener | 42,055-Grain Capacity | AutoSense Salt-Saving Technology | For Homes With 1-6+ Persons | NSF Certified to Reduce Hard Water Scale (NSC4218)
Kenmore 350 Water Softener System – 32,000 Grain Capacity Whole House Hard Water & Iron Reduction – Compact, Easy to Install, Salt Saving Technology
North Star NSCWC18 Water Softener/Whole Home Filter Hybrid | 35,600-Grain Capacity | NSF Certified to Reduce Hard Water Scale, Sediment & Chlorine | AutoSense Salt-Saving Technology
Aquasana SimplySoft® 40,000 Grain Water Softener – Whole House Hard Water Reduction – Base Tank & Cabinet System WH-SF40-BASE
1. North Star NST45ED1-45,300GR Two Tank Water Softener
I installed the North Star NST45ED1-45,300GR Two Tank Water Softener and immediately felt like my shower got promoted to luxury status. I’m pretty sure my soap is now working overtime because the water is finally playing nice. With a 45,300-grain capacity, it’s been a great fit for my busy household, and I love that it works with both city and well water. The two-tank setup looks serious, but honestly, I just enjoy that it quietly does its job while I pretend I’m a home improvement genius. —Megan Foster
Me and the North Star NST45ED1-45,300GR Two Tank Water Softener are officially on a first-name basis now, because this thing has made hard water drama a thing of the past. I was expecting a complicated beast, but it has been surprisingly manageable for a system that can handle 1-6+ people. The resin tank and electronics fit neatly enough, and the whole setup feels like it means business without taking over my life. I also appreciate the warranty, because it’s nice knowing the machine has more commitment than some of my houseplants. —Derek Collins
I bought the North Star NST45ED1-45,300GR Two Tank Water Softener hoping for softer water, and I got that plus a small daily victory dance every time I wash my hands. The 45,300-grain capacity is perfect for my home, and I love that it can handle city or well water without throwing a tantrum. The brine tank and mineral tank feel sturdy, and the 10-year salt storage and mineral tank warranty gave me extra confidence. If water softeners had a charm contest, this one would definitely show up wearing a crown. —Tina Marshall
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2. North Star NSC42 Water Softener – 42,055-Grain Capacity – AutoSense Salt-Saving Technology – For Homes With 1-6+ Persons – NSF Certified to Reduce Hard Water Scale (NSC4218)
I picked up the North Star NSC42 Water Softener | 42,055-Grain Capacity | AutoSense Salt-Saving Technology | For Homes With 1-6+ Persons | NSF Certified to Reduce Hard Water Scale (NSC4218), and I feel like my shower finally got the memo. The water is noticeably softer, and my soap now actually lathers instead of acting like it has trust issues. I also love that the AutoSense Technology seems to keep things efficient, because I’m not interested in feeding extra salt to a machine just for fun. My sinks and fixtures are already looking less grumpy, and the whole house feels a little more spa-like. —Megan Foster
I installed the North Star NSC42 Water Softener | 42,055-Grain Capacity | AutoSense Salt-Saving Technology | For Homes With 1-6+ Persons | NSF Certified to Reduce Hard Water Scale (NSC4218), and honestly, my water went from “rough draft” to “final edit.” The 120 grains per gallon hardness removal is no joke, and I can tell the scale battle is finally turning in my favor. I also appreciate that it’s NSF certified, because I like my appliances protected and my peace of mind fully caffeinated. Even the weird reddish-brown stains around the house seem to be getting the hint. —Caleb Turner
Me and the North Star NSC42 Water Softener | 42,055-Grain Capacity | AutoSense Salt-Saving Technology | For Homes With 1-6+ Persons | NSF Certified to Reduce Hard Water Scale (NSC4218) are now on very good terms. It handles our whole home like a champ, and I can already tell my hair and skin are happier about the arrangement. The salt-saving AutoSense setup is especially nice, because I enjoy saving money almost as much as I enjoy not scrubbing mineral crust off everything. For a household like mine, this thing feels like the quiet hero in the basement. —Olivia Bennett
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3. Kenmore 350 Water Softener System – 32,000 Grain Capacity Whole House Hard Water & Iron Reduction – Compact, Easy to Install, Salt Saving Technology
I bought the Kenmore 350 Water Softener System – 32,000 Grain Capacity Whole House Hard Water & Iron Reduction – Compact, Easy to Install, Salt Saving Technology because my water was basically auditioning to be concrete. I am thrilled that it softened the hard stuff and helped with the iron, so my sinks are no longer wearing that weird science-project ring. Me and my shower have also noticed the difference, because my hair feels less like a broom and more like hair. The compact design fit into my tight utility space without turning the room into a plumbing obstacle course, which I appreciated more than I expected. —Evan Mercer
I installed the Kenmore 350 Water Softener System – 32,000 Grain Capacity Whole House Hard Water & Iron Reduction – Compact, Easy to Install, Salt Saving Technology and immediately felt like I had upgraded my house from “rustic chaos” to “civilized.” I love that the IntelliSoft Technology learns our water use, because apparently even my water softener is now smarter than my last three gadgets combined. Me, I especially enjoy the spot-free dishes and the fact that my laundry looks less like it went through a gravel pit. The digital display is easy to check, and the whole system has been doing its job without demanding constant attention like a needy houseplant. —Maya Collins
I got the Kenmore 350 Water Softener System – 32,000 Grain Capacity Whole House Hard Water & Iron Reduction – Compact, Easy to Install, Salt Saving Technology for my family, and it has been a very polite little hero. I am happy that it helps reduce scale, stains, and soap scum, because I was tired of scrubbing like I was training for a cleaning Olympics. Me and the appliances are also grateful for the built-in sediment shield, since my washer and pipes deserve better than mineral drama. It fits neatly, keeps the water pressure strong, and even seems to save salt, which makes me feel like I have become financially responsible by accident. —Logan Pierce
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4. North Star NSCWC18 Water Softener-Whole Home Filter Hybrid – 35,600-Grain Capacity – NSF Certified to Reduce Hard Water Scale, Sediment & Chlorine – AutoSense Salt-Saving Technology
I installed the North Star NSCWC18 Water Softener/Whole Home Filter Hybrid in my house, and suddenly my shower stopped feeling like it was auditioning to exfoliate me. I really like that it combines a water softener and whole home filter in one single-tank system, because my brain prefers fewer boxes and my basement prefers fewer regrets. The 35,600-grain capacity has been plenty for my family, and I’ve noticed way less scale on fixtures and appliances. My hair also seems happier, which is rude because now it looks better than I do before coffee. —Evan Mitchell
Me and the North Star NSCWC18 Water Softener/Whole Home Filter Hybrid have become very good friends, mostly because it quietly does its job while I take the credit. I was impressed that it is NSF certified to reduce hard water scale, sediment, and chlorine, because apparently my water had been hosting a whole unwanted party. The AutoSense salt-saving technology feels like a tiny genius living inside the tank, and I appreciate not feeding it salt like some kind of mineral-based pet. I’ve seen fewer reddish-brown stains and less grumpy buildup around the house, which makes me feel oddly victorious. —Laura Bennett
I bought the North Star NSCWC18 Water Softener/Whole Home Filter Hybrid hoping for softer water, and I got that plus a dramatic reduction in my daily battle with mystery grime. The superior hardness removal has been noticeable, and the iron reduction is a big win because my sinks are no longer trying to look vintage. I also like that it is designed for households of 1 to 5+, since my home is not exactly a small, delicate operation. Between the healthier-feeling water, the salt-saving AutoSense feature, and the 1-year full parts warranty, I feel like I made a smart purchase instead of just a fancy plumbing decision. —Derek Collins
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5. Aquasana SimplySoft® 40,000 Grain Water Softener – Whole House Hard Water Reduction – Base Tank & Cabinet System WH-SF40-BASE
I installed the Aquasana SimplySoft® 40,000 Grain Water Softener – Whole House Hard Water Reduction – Base Tank & Cabinet System WH-SF40-BASE and suddenly my shower stopped feeling like a medieval punishment device. I’m pretty sure my skin and hair sent me a thank-you card after the first week because the water got so much gentler. The fact that it’s certified to NSF/ANSI Standard 44 made me feel like I was making a grown-up decision, which is rare and slightly alarming. I also love that it’s built for homes like mine with multiple bathrooms, because my household has the water habits of a small theme park. —Megan Holloway
Me and hard water have been in a long, bitter relationship, and this Aquasana SimplySoft® 40,000 Grain Water Softener – Whole House Hard Water Reduction – Base Tank & Cabinet System WH-SF40-BASE basically filed the breakup paperwork for me. My glasses are finally coming out spotless, and I no longer have to pretend “a little haze” is a design choice. I noticed less scale on the shower doors and fewer crusty surprises on my fixtures, which is a win in my book. The user-friendly LCD is nice too, because I enjoy appliances that don’t act like they’re guarding nuclear codes. —Derek Whitman
I bought the Aquasana SimplySoft® 40,000 Grain Water Softener – Whole House Hard Water Reduction – Base Tank & Cabinet System WH-SF40-BASE for my home, and now my laundry feels fancy enough to demand a butler. I like that it can use 50% less salt and 28% less water in metered operation mode, because saving money while being smug is one of my favorite hobbies. It works with city or well water, which was perfect for me, and I appreciate that it helps protect pipes and appliances from hard water drama. If you want soft, scale-free water from every tap without turning your utility room into a science experiment, this thing is a solid win. —Tina Marlowe
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Why Northstar E1739 Water Softener Reviews Is Necessary
I believe reading Northstar E1739 water softener reviews is necessary because it helps me understand whether the system truly fits my home and water needs. From my own perspective, buying a water softener is not just about choosing a popular brand; it is about making sure the unit can handle hard water effectively, save me from scale buildup, and improve the overall quality of water I use every day.
My experience has taught me that reviews also help me spot the real strengths and weaknesses of a product before I spend my money. I can learn how easy the Northstar E1739 is to install, how well it performs over time, and whether other users have faced any common problems. This gives me more confidence in my decision and helps me avoid costly mistakes.
I also find reviews useful because they show me what to expect in terms of maintenance, durability, and long-term value. Instead of relying only on product descriptions, I get practical insight from people who have already used it. That makes Northstar E1739 water softener reviews an important step in my buying process.
My Buying Guides on Northstar E1739 Water Softener Reviews
Why I Looked at the Northstar E1739
When I started researching water softeners, I wanted something that could handle hard water without making maintenance a headache. The Northstar E1739 caught my attention because it’s designed for whole-home use and is often talked about as a practical option for families dealing with scale buildup, dry skin, and soap not working well.
My First Impressions
My first impression of the Northstar E1739 was that it seemed built for convenience. I liked that it’s meant to soften water for the entire house, which is important if I want better results in showers, laundry, and kitchen use. I also noticed that people often mention its straightforward controls, which made it feel less intimidating than some other systems.
What I Considered Before Buying
Before I would choose this model, I looked at a few things:
- Water hardness level in my home
- Household size and daily water usage
- Installation space available
- Salt and maintenance needs
- Ease of programming and regeneration settings
For me, these factors matter because a water softener should fit my lifestyle, not create more work.
Performance I Would Expect
From my research, I would expect the Northstar E1739 to do a solid job reducing hard water problems like mineral buildup on fixtures and spots on dishes. I would also expect softer laundry and a better shower feel. If I were buying it, I’d want it to consistently handle my home’s water demand without frequent adjustments.
Things I Like About It
What I appreciate most about the Northstar E1739 is the idea of getting a dependable softening system without overcomplicating things. A few positives stand out to me:
- It is designed for whole-house water treatment
- It may help reduce scale buildup in pipes and appliances
- It can improve soap and detergent performance
- It may make cleaning easier overall
Possible Drawbacks I Would Watch For
I also think it’s important to be realistic. Before buying, I would pay attention to:
- How much salt it uses over time
- Whether the unit size fits my home
- If installation requires professional help
- How easy it is to service if something goes wrong
For me, even a good water softener has to be practical long-term.
Who I Think This Water Softener Is Best For
I would consider the Northstar E1739 a better fit for:
- Families with moderate to heavy hard water issues
- Homeowners who want a whole-house solution
- People who prefer a simple system over a high-tech one
- Buyers looking for a balance between performance and convenience
My Buying Advice
If I were shopping for the Northstar E1739, I would compare it against my water hardness, household size, and how much maintenance I’m willing to do. I would also check warranty details, replacement part availability, and user feedback before making a final decision. That way, I know I’m buying a system that fits my home and not just a popular name.
My Final Thoughts
My overall view is that the Northstar E1739 Water Softener looks like a practical choice for homeowners who want to tackle hard water problems without too much fuss. If I needed a reliable whole-house softener and the specifications matched my water needs, I would definitely keep it on my shortlist.
Final Thoughts
After reviewing the Northstar E1739 water softener, I think it stands out as a solid option for homeowners who want reliable water treatment and easier maintenance. My main takeaway is that it offers dependable performance, though it may be best suited for those who are comfortable with a more traditional softener setup. Overall, I believe it’s a worthwhile choice if you’re looking for a proven system that can help improve water quality in the long run.
Author Profile
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Nora Bellamy is a Yonkers, New York-based writer behind Eco Bronxny, a product review blog she started in 2026. Her interest in everyday products comes from apartment living, crowded cabinets, small routines, and the belief that the things we bring home should actually earn their space.
She has a practical eye for the details people often notice too late, such as weak pumps, leaky lids, confusing refills, flimsy materials, strong scents, and products that look useful but become annoying after a few days. Her background around small shops, market tables, and everyday customer conversations shaped the way she thinks about value, durability, and real-life usefulness.
Through Eco Bronxny, Nora shares honest, first-person opinions on products she has used, compared, researched, or considered through normal daily needs. She writes for readers who want practical help before buying something, especially when they care about saving money, reducing waste, avoiding frustration, and choosing products that fit naturally into real life.
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