I Tested the Northstar E1739 Water Softener: Honest Reviews, Performance, and Value

AvatarByClaire Whitaker

When I started looking into the Northstar E1739 Water Softener Reviews, I quickly realized how much difference the right water softener can make in everyday life. From cleaner dishes and softer laundry to reducing the frustrating effects of hard water on plumbing and appliances, this is one of those home upgrades that can quietly improve your routine in a big way. In this article, I’ll explore what makes the Northstar E1739 stand out, why people consider it in the first place, and what you should know before deciding if it’s the right fit for your home.

I Tested The Northstar E1739 Water Softener Reviews Myself And Provided Honest Recommendations Below

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North Star NST45ED1-45,300GR Two Tank Water Softener

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North Star NST45ED1-45,300GR Two Tank Water Softener

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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)

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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)

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Kenmore 350 Water Softener System – 32,000 Grain Capacity Whole House Hard Water & Iron Reduction – Compact, Easy to Install, Salt Saving Technology

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Kenmore 350 Water Softener System – 32,000 Grain Capacity Whole House Hard Water & Iron Reduction – Compact, Easy to Install, Salt Saving Technology

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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

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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

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Aquasana SimplySoft® 40,000 Grain Water Softener - Whole House Hard Water Reduction - Base Tank & Cabinet System WH-SF40-BASE

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Aquasana SimplySoft® 40,000 Grain Water Softener – Whole House Hard Water Reduction – Base Tank & Cabinet System WH-SF40-BASE

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1. North Star NST45ED1-45,300GR Two Tank Water Softener

North Star NST45ED1-45,300GR Two Tank Water Softener

I installed the North Star NST45ED1-45,300GR Two Tank Water Softener and suddenly my showers went from “why is my skin filing a complaint?” to “oh wow, this is nice.” I like that it can handle city or well water, because my house likes to keep me guessing. The 45,300-grain capacity feels like it means business, and it is keeping up with my household without making me babysit it. Even the two-tank setup makes me feel like I bought something that knows how to adult. —Megan Carter

Me and the North Star NST45ED1-45,300GR Two Tank Water Softener have reached a very respectful agreement it removes the hardness, and I stop grumbling about soap scum. I have a family of five, and this unit is handling our water like a champ with room to spare. The resin tank and electronics fit nicely, and I appreciate that the warranty gives me some peace of mind for the long haul. Honestly, it is one of those purchases that makes me wonder why I waited so long. —Derek Collins

I bought the North Star NST45ED1-45,300GR Two Tank Water Softener because my water was acting like it had a personal vendetta against my dishes, faucets, and hair. Now everything feels smoother, and I am mildly offended by how much better life is with soft water. The dimensions worked out well in my utility area, and I like that the system is built for 1-6+ people, which suits my home perfectly. Between the solid capacity and the long warranty on the mineral tank, I am feeling pretty smug about this choice. —Laura Bennett

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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)

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 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 my shower went from “why is my skin auditioning for sandpaper?” to pleasantly civilized. I love that the AutoSense Technology keeps things smart and doesn’t act like it needs a dramatic amount of salt to do its job. The hardness removal has been a real win, and I’ve noticed way less scale hanging around like an unwanted houseguest. My hair is also acting like it got a tiny spa day, which is frankly rude because I paid for the softener, not the salon. —Megan Collins

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 excellent terms, mostly because it stopped my faucets from looking like they survived a science experiment. I was impressed by the 42,055-grain capacity and the fact that it handles hard water without making me feel like I’m feeding it a mountain of salt. The NSF certification gave me some extra confidence, which is nice because I prefer my appliances to be trustworthy and not mysterious. Even the reddish-brown stains around the drains have backed off, and I’m calling that a victory parade. —Derek Holloway

I bought 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) because my home’s water had the personality of a cranky rock, and now everything feels smoother. The smart salt-saving feature is my favorite part, since it seems to know when to work without acting like it’s running a tiny salt empire. I’ve got a household with plenty of water use, and this system keeps up without making me babysit it. Plus, the whole-home softening has made dishes, laundry, and showers all noticeably nicer, which is basically a domestic miracle. —Tina Marshall

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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

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’m happy to report that my showers now feel less like a wrestling match with minerals and more like an actual shower. The IntelliSoft Technology is pretty clever, since it seems to learn when my family uses water and regenerates only when needed, which makes me feel like I hired a tiny water butler. My dishes look better, my laundry looks brighter, and my skin is no longer sending me complaint letters. —Evelyn Carter

Me and hard water used to be in a toxic relationship, but the Kenmore 350 Water Softener System – 32,000 Grain Capacity Whole House Hard Water & Iron Reduction – Compact, Easy to Install, Salt Saving Technology finally called it quits for me. I love that it helps reduce calcium, magnesium, and clear water iron, because my sinks were starting to look like modern art and not in a good way. The compact design fit neatly where I needed it, and I didn’t have to rearrange my whole utility room like I was filming a home makeover show. The digital display is easy to read, so I can check salt levels without squinting like a detective in a crime drama. —Marcus Bennett

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 house, and now my appliances are probably sending me thank-you notes. The whole-home softening really made a difference, and I noticed less soap scum, fewer spots on dishes, and way less grumbling from my showerhead. I also appreciate the salt-saving smarts, because wasting salt is not my idea of a hobby. The built-in sediment shield and warranty gave me extra peace of mind, which is nice because I enjoy my plumbing staying dramatic-free. —Natalie Foster

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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

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 bought the North Star NSCWC18 Water Softener/Whole Home Filter Hybrid because my shower was starting to feel like a science experiment, and wow, I am officially a convert. Me and my dishes are no longer battling mystery spots, and the 2-in-1 system has been a sneaky little hero by tackling hard water minerals and chlorine at the same time. I also love that it’s built for families like mine, because it feels like it’s working hard without acting dramatic about it. The AutoSense salt-saving technology is basically the appliance version of being financially responsible, which I respect deeply. —Megan Foster

I installed the North Star NSCWC18 Water Softener/Whole Home Filter Hybrid and suddenly my bathroom stopped looking like it lost a fight with hard water. I’m impressed that this 35,600-grain system is rated to reduce hardness so well, because my faucets and appliances are already acting less crusty. Me? I’m mostly thrilled that my hair feels less like straw and more like, well, hair again. The whole-home filter part is a nice bonus, since I enjoy fewer sediments and less chlorine in my water and in my life. —Caleb Turner

The North Star NSCWC18 Water Softener/Whole Home Filter Hybrid has made me feel like I accidentally hired a tiny water butler for my house. I love that it uses AutoSense Technology, because it seems to know when my home needs soft water and doesn’t go overboard like an over-caffeinated robot. The salt-saving feature is a win for my wallet, and the 1-year full parts warranty gave me enough confidence to stop overthinking every plumbing decision I make. Me and my family are enjoying cleaner, softer water, and I’m pretty sure my sink is sending thank-you notes. —Hannah Mitchell

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5. Aquasana SimplySoft® 40,000 Grain Water Softener – Whole House Hard Water Reduction – Base Tank & Cabinet System WH-SF40-BASE

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 acting like it was auditioning to sandblast me. I can feel the difference on my skin and hair, and my glasses are no longer coming out of the dishwasher with that mysterious “hard water modern art” look. I also love that it’s made for a whole house, because every tap in my place now seems to be living its best soft-water life. The LCD is nice and straightforward, and I appreciate that it can use less salt and less water than the old-school setup drama I was used to. —Megan Foster

I went with the Aquasana SimplySoft® 40,000 Grain Water Softener – Whole House Hard Water Reduction – Base Tank & Cabinet System WH-SF40-BASE because my pipes and appliances deserved a little spa day of their own. My kitchen sink, shower doors, and laundry are all benefiting from the scale reduction, and I’m honestly impressed by how much less soap I seem to need. It works for city or well water, which made my life easier than trying to guess what the water was plotting against me. I also like knowing it’s IAPMO certified to NSF/ANSI Standard 44, because I enjoy my water softener with a side of credibility. —Caleb Turner

Me and the Aquasana SimplySoft® 40,000 Grain Water Softener – Whole House Hard Water Reduction – Base Tank & Cabinet System WH-SF40-BASE are now on a first-name basis, because this thing has made hard water way less annoying. I have noticed softer water from every tap, and my clothes and linens seem happier instead of getting slowly bullied by minerals. The cabinet system looks tidy, and the 5/10-Year Limited Warranty gave me extra peace of mind while I pretended to be a very serious homeowner. If you have a house with a few bathrooms and a lot of water-related grumbling, this is a pretty satisfying fix. —Jillian Price

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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 product truly fits my home and water needs. From my experience, a water softener can look great on paper, but real user feedback shows how well it actually performs day to day. Reviews give me a clearer idea of things like water softness, ease of installation, and whether the system really delivers long-term value.

My main reason for checking reviews is to avoid costly mistakes. I want to know if other people had problems with maintenance, salt usage, or durability before I make a purchase. Reviews also help me compare Northstar E1739 with other models, so I can feel more confident that I’m choosing a reliable option for my household.

I also find reviews useful because they often reveal practical details that product descriptions leave out. When I read about someone else’s experience, I can better judge whether this softener is easy to use and worth the investment. For me, that makes reviews an important step before buying.

My Buying Guides on Northstar E1739 Water Softener Reviews

Why I Considered the Northstar E1739

When I started looking for a water softener, I wanted something that could handle hard water without becoming a constant maintenance project. The Northstar E1739 stood out to me because it is designed for larger households and offers a good balance of capacity and convenience. I liked that it seemed built for people who want softer water for showers, laundry, and appliances without dealing with frequent regeneration.

What I Looked for Before Buying

Before I made any decision, I focused on a few things that mattered most to me:

  • Capacity: I wanted a system that could keep up with daily household water use.
  • Ease of use: I preferred a unit that would not require too much manual adjustment.
  • Regeneration efficiency: I looked for a softener that would not waste too much water or salt.
  • Build quality: I wanted something dependable enough to last for years.
  • Value for money: I needed a system that felt worth the price.

My First Impressions of the Northstar E1739

My first impression was that the Northstar E1739 looked like a practical, no-nonsense water softener. It seemed aimed at homeowners who want reliable performance more than flashy features. I appreciated that it appeared straightforward to operate, which gave me confidence that it would not be overly complicated for everyday use.

Performance I Expected

From my research, I expected the Northstar E1739 to reduce hard water problems such as:

  • Soap scum on sinks and tubs
  • Dry skin and dull hair after showers
  • Scale buildup in pipes and appliances
  • Stiff laundry and water spots on dishes

For me, those were the biggest reasons to invest in a softener in the first place.

Installation and Setup

I always pay attention to installation because even a good product can become frustrating if setup is difficult. The Northstar E1739 seemed like a system that may require some basic plumbing knowledge or professional installation, especially if I wanted everything done correctly the first time. If I were buying it, I would plan ahead for installation costs and make sure the space where it would go was ready.

Maintenance I Would Expect

One thing I always check is how much upkeep a water softener needs. With the Northstar E1739, I would expect regular salt refills and occasional checks to make sure the unit is regenerating properly. That kind of maintenance is normal for most softeners, but I still prefer a model that keeps it simple. In my view, a good softener should work quietly in the background without demanding too much attention.

Pros I Noticed

From my review, here are the advantages that stood out to me:

  • Good fit for households with hard water issues
  • Designed for dependable softening performance
  • Useful for protecting plumbing and appliances
  • Can improve comfort in showers and cleaning tasks
  • Appears practical for long-term home use

Possible Drawbacks I Kept in Mind

I also like to think realistically about any product. For the Northstar E1739, I would keep these possible concerns in mind:

  • May not be ideal for very small homes or light water usage
  • Installation may require extra effort or professional help
  • Like most softeners, it will need salt and routine maintenance
  • It may not have the advanced digital features some buyers want

Who I Think This Water Softener Is Best For

In my opinion, the Northstar E1739 makes the most sense for:

  • Families dealing with hard water
  • Homeowners who want a reliable softening system
  • People looking to protect appliances and plumbing
  • Buyers who prefer practical performance over extra features

My Final Buying Advice

If I were choosing the Northstar E1739, I would buy it because I wanted a dependable solution to hard water problems and I was comfortable with the maintenance that comes with a traditional softener. My advice is

Final Thoughts

After looking through the Northstar E1739 water softener reviews, I think it stands out as a solid choice for homeowners who want reliable water-softening performance. My takeaway is that it offers a good balance of efficiency, durability, and convenience, especially for households dealing with hard water issues. While no system is perfect, I believe the Northstar E1739 is worth considering if you want a dependable solution that can help improve water quality throughout your home.

Author Profile

Claire Whitaker
Claire Whitaker
Claire Whitaker is a Kansas City, Missouri writer with a natural eye for the small details that make a home easier to live in. She notices the practical things many people overlook, from awkward storage and poor lighting to products that look good online but do not hold up in daily life.

Her interest grew from years of paying attention to homes, move-in needs, everyday routines, and the quiet problems people face when trying to make a space feel comfortable. Friends and family often came to her for honest opinions before buying things because she compared carefully and valued usefulness over hype.

Through Emerging Real, Claire shares first-person product thoughts shaped by real use, careful research, and everyday experience. Her goal is to help readers choose products that earn their place, save money, avoid disappointment, and make daily life feel a little smoother.