Used Master Spas Hot Tubs: Prices by Model, What to Check Before You Buy
Used Master Spas hot tubs sell for 40 to 60 percent of new. Which model, LSX and Twilight prices, what to inspect, common problems and real 2026 asking prices.
Used Master Spas hot tubs sell for roughly 40 to 60 percent of what they cost new, and the swim spas drop further than that. A new Master Spas hot tub runs from about $6,000 for an entry-level Getaway up past $20,000 for a loaded Twilight, and the H2X and Michael Phelps swim spas climb past $35,000. We recently moved a 2022 H2X Trainer 19D, a $34,000 machine, for $16,450. That gap is exactly why people start searching for a used one.
But a hot tub is not like a couch. There is a pump, a heater, a circuit board, and a lot of plumbing hidden inside full foam insulation, and any one of those can turn a bargain into a money pit. I help people buy and sell big-ticket household items for a living, and hot tubs are the category where I see buyers get burned most often. The tub looks great in the photos, it changes hands for cash, and two weeks later the heater will not hold temperature. So this is the guide I give anyone eyeing used Master Spas: whether the brand is worth it, which models you are actually looking at, exactly what to inspect before you pay, the problems that should scare you off, and what a fair used price looks like against new.
Are Used Master Spas Worth Buying?
Yes, a used Master Spas hot tub is usually worth it, as long as the shell is sound and the equipment runs. Master Spas is a well-regarded American manufacturer out of Fort Wayne, Indiana, and their tubs are built with full-foam insulation and quality components, so a well-maintained unit has plenty of life left at five or even eight years old.
The value case is simple. Hot tubs depreciate fast in the first few years, much like cars, so the original owner eats most of the drop and you buy in after it. A tub that cost $14,000 new might sell for $5,000 used with everything working. You are getting the same jets, the same shell, and often a recent cover for a fraction of the sticker. The risk is that hidden equipment problems do not show up in a driveway walkaround, which is why the inspection steps below matter more than the price.
Is Master Spas a good brand?
Yes. Master Spas is one of the largest hot tub manufacturers in the United States, it builds its tubs in Fort Wayne, Indiana, and it is the company behind the Michael Phelps swim spa line. That combination of American manufacturing, full foam insulation, and a parts network is the reason a fifteen year old Master Spas tub is still a repairable machine rather than a fiberglass planter.
What that means for you as a used buyer is specific. Brands that go out of business or import a shell with no parts support leave you stranded the first time a circuit board dies. Master Spas does not. Heater elements, pump motors, topside controls, filters, and covers are all still sourceable for tubs going back a long way, and a local spa tech will recognize the equipment pack when they open the panel.
The honest counterpoint: full foam insulation is great for heat retention and bad for leak repair. Most of the plumbing is encased in expanding foam, so a leak that would be a twenty minute fix on an open cavity tub can turn into a technician digging foam out by hand at $150 an hour. That is not a Master Spas defect, it is the tradeoff of the design, and it is the single biggest reason to make sure a used one is full of water and running before you pay.
So: good brand, genuinely worth buying used, and the thing that separates a bargain from a mistake is almost never the badge on the cabinet. It is whether the equipment bay is dry.
Master Spas Models: Which One Are You Looking At?
Master Spas sells a few distinct lines, and knowing which one you are looking at tells you roughly what it cost new and what to expect. Ask the seller for the model name and year before anything else.
- Twilight Series. The premium hot tub line. More jets, better lighting, upgraded controls, and the higher price tags. If you find a used Twilight in good shape, it is often the best value because the depreciation on a premium tub is steep.
- Healthy Living Series. The mid-range line, focused on hydrotherapy seating. A popular sweet spot on the used market.
- Getaway Series. The entry-level and value line, including smaller plug-and-play style tubs. Lower new cost means less room to drop, so used deals here are less dramatic.
- Swim spas (H2X and Michael Phelps). A different animal entirely. These are large, current-driven pools for swimming and exercise. They cost far more new, weigh a lot more, and delivery is a serious project. Used swim spas can be great buys, but treat them as their own category.
Master Spas also builds in features like their EcoPur filtration and a UV and ozone water management system on many models. Those are nice to have, but do not let a feature list distract you from whether the pump and heater actually work.
The LSX line: Michael Phelps Legend hot tubs explained
The LSX models are the Michael Phelps Legend Series hot tubs, and they are the ones people search for by name more than any other Master Spas model. If a seller says LSX, they mean a Legend Series tub, not a swim spa, and the two get confused constantly.
The line runs up through the LSX 700, 800, 850 and 900, with the number tracking size and seating. The 850 is a six-person tub. The 900 is the largest of the line and the one that carries the highest new price, commonly landing in the high teens to low twenties before options and delivery.
That new price is the whole reason to shop the LSX used. We sold a 2018 Michael Phelps Legend LSX 850 in good condition for $6,649 against a $22,000 new price. That is roughly 30 percent of retail on a premium tub, and it is the steepest discount anywhere in the Master Spas range. Premium lines fall furthest, which is the single most useful thing to know when you are deciding which model to hunt for.
What to watch on an LSX specifically: they carry a lot of jets and multiple pumps, so there is simply more equipment to fail than on a Getaway. Run every pump on both speeds and cycle every jet group from the topside panel before you agree a price. More jets is only an advantage if all of them work.
What to Inspect on Used Master Spas Before You Buy
Insist on seeing the tub full of water and running. A dry hot tub in a driveway hides every important problem. If a seller cannot or will not fill it and power it up, treat that as a warning by itself. Here is what to check, in order of importance.
- It heats and holds temperature. This is the big one. The tub should heat steadily and hold its set temperature. A heater that will not climb, or a tub that cannot stay warm, points to a failing heater element, a weak pump, or a control problem. All of those are expensive.
- Every pump and jet runs. Turn on each pump. Listen for grinding or screeching, which signals worn pump bearings. Check that all the jets push water and that none are cracked or missing.
- No leaks. Run it for a while, then look underneath and inside the equipment bay for drips or water stains. Leaks inside full-foam insulation are the worst kind to fix, because the foam has to be dug out to reach the plumbing.
- The shell is solid. Inspect the acrylic surface for cracks, deep gouges, blistering, or discoloration. Small surface scratches are cosmetic. Structural cracks in the shell are often a dealbreaker.
- The control panel and lights work. Cycle through the topside control. Error codes, a dead display, or dead lighting can mean a failing circuit board, which is a pricey part.
- The cover and cabinet. Lift the cover. If it feels heavy and waterlogged, it is done, and a replacement runs several hundred dollars. Check the cabinet panels for rot or warping.
Bring a friend, give it a full 20 minutes running, and do not rush. For more depth on what a healthy tub looks like inside, our guide on how to clean and maintain a hot tub walks through the same components from the owner’s side.
Common Master Spas Problems and Red Flags
Most used Master Spas problems come down to the equipment pack, not the tub itself. The shell tends to outlast everything else. These are the issues that come up most and the red flags that should make you walk.
The most common failures are heater elements that burn out over time, pump motors that wear down and get loud, and control boards that glitch or die. A waterlogged cover is nearly universal on older tubs and is more of a bargaining chip than a dealbreaker. Scale buildup and cloudy plumbing from poor water care can hide bigger issues.
Walk away, or negotiate hard, if you see any of these: the seller refuses to fill and run it, standing water or fresh stains under the cabinet, a cracked or blistered shell, persistent error codes on the panel, or a story that does not add up about why it heats slowly. A tub that has sat empty and unused for a long time in a cold climate can also have freeze-cracked plumbing you will not spot until it is running. None of these mean the tub is worthless, but each one should knock real money off the price or send you looking elsewhere.
What Used Master Spas Actually Cost vs New
Used Master Spas prices depend on the line, the age, and the condition, but the pattern is consistent: expect to pay roughly 40 to 60 percent of the new price for a tub in good working order. Here is a realistic 2026 snapshot.
| Line | New price (approx.) | Typical used price | Notes |
|---|---|---|---|
| Getaway Series | $6,000 to $9,000 | $2,000 to $4,500 | Less depreciation room; check plug-and-play models carefully |
| Healthy Living Series | $9,000 to $14,000 | $3,500 to $7,000 | Mid-range sweet spot on the used market |
| Twilight Series | $12,000 to $22,000 | $5,000 to $10,000 | Best used value; premium features at a steep discount |
| Swim spa (H2X / Michael Phelps) | $25,000 to $40,000+ | $10,000 to $22,000 | Huge and heavy; budget for serious delivery |
Those are ranges. Here is what Master Spas tubs are actually listed at on our marketplace as of September 2026, which is a better guide than any brand's own estimate. A Jet Away with an insulated cover at $1,685 against $3,000 new. A 2013 LSX30 five-seater at $1,799. A 2015 Legacy at $2,500 against $6,500 new. A 2015 LSX 62-jet four to five person at $3,973. A 48-jet six-plus person tub in excellent condition at $4,515 against $10,000 new. A 2020 Clarity eight-seater with a cover at $6,399. A 2018 Michael Phelps Legend LSX 850 at $6,649 against $22,000 new. A near-new Twilight 7.2 six-seater at $9,149. A 2022 TS 8.2 with 46 jets at $9,745 against $21,000 new. And a like-new 2025 Twilight 7.2 at $13,149. The median across the hot tubs sits at $6,399.
Read that list and the pattern jumps out. Line matters less than condition and age. A clean Clarity outsells a tired Twilight every time.
Two things move the price most: whether the equipment all works and whether the cover is recent. A tub that needs a new cover, a heater, or a pump should cost noticeably less, because you are about to spend that money. If you want the wider picture across brands, our used hot tub cost guide breaks down what secondhand tubs go for and why.
Master Spas swim spas: H2X, Michael Phelps, and what they cost used
A used Master Spas swim spa is the single steepest discount in the entire category, and it is where I would spend the money if I had the yard for one. New, an H2X Trainer runs deep into the twenties and thirties. Used, they routinely land at half that.
Real numbers from machines we have actually moved:
- H2X Challenger 15D, 2022, good condition: $9,749
- H2X Trainer 12 Therapool: $15,442
- Michael Phelps Momentum: $15,450
- H2X Trainer 19D, 2022, good condition: $16,450, against a $34,000 retail price
- Michael Phelps Therapool 13 foot: $16,648
- H2X Trainer 15D: $21,448 to $27,448 depending on condition
That Trainer 19D is the clearest example of the math. Sixteen thousand dollars for a $34,000 machine that is a few years old. You are buying a swimming pool that fits on a patio, heats in a day, and does not need a permit in most places the way an in ground pool does.
The Michael Phelps line is not a sticker package. Those models were developed with Phelps and his longtime coach Bob Bowman, and the meaningful difference is the current system: a wider, deeper, more consistent column of water to swim against, rather than a couple of jets pointed at your face. If you actually intend to swim rather than just soak, that distinction is worth paying for, and it is worth confirming which line you are looking at before you negotiate.
Two warnings specific to swim spas. First, they are enormous. A 15 foot swim spa filled with water weighs several tons, which means the pad or deck underneath it has to be rated for it, and getting it into a backyard is a crane job more often than it is a dolly job. Second, they have two separate equipment systems in many models, a swim side and a spa side, so there is twice as much to test. Run both. If you are still comparing formats, our guide to what endless pools and swim spas cost used covers how the brands stack up.
How a Used Master Spas Hot Tub Gets to Your Backyard
Here is the part most listings gloss over: a hot tub weighs 500 to 900 pounds empty, and a swim spa weighs far more. Moving one is not a job for you and two friends with a rented dolly. This is where a lot of great used Master Spas deals fall apart.
A hot tub usually has to be tipped onto its side, walked onto a specialized dolly, and maneuvered through gates, around corners, and sometimes over fences with a crane for tight backyards. Do it wrong and you crack the shell, damage the plumbing, or hurt someone. There is a reason professional hot tub movers exist and charge what they do. If you are set on doing it yourself, read our full walkthrough on how to move a hot tub first, and be honest about whether your path and your crew can handle it.
This logistics gap is exactly why buying a used hot tub through Commonplace is so much easier than a Facebook Marketplace cash deal. Our drivers handle the pickup and the delivery, so you are not renting equipment or risking a 700-pound tub on your driveway. Every item goes through a multi-point inspection before it moves, and as a buyer you get up to 60 minutes to check it out before you pay. Buyers and sellers never have to meet. If you have been skeptical about buying something this big sight-unseen, that is fair, and it is worth reading how our process actually works, backed by 100-plus Google reviews from people who felt the same way at first.
Frequently Asked Questions
How much is a Master Spas LSX 900?
New, the top of the Legend line typically lands in the high teens to low twenties before options and delivery. Used is a different world. A 2018 Legend LSX 850 in good condition sold through us at $6,649 against $22,000 new, so expect a well-kept LSX to ask somewhere between roughly $6,000 and $13,000 depending on year, jet count and whether the cover is recent.
What is the difference between an LSX and a Twilight?
Both are premium, but they are separate lines. The LSX models are the Michael Phelps Legend Series, usually larger and more jetted. Twilight is Master Spas' own premium series, and models like the 7.2 and the TS 8.2 turn up used more often. A like-new 2025 Twilight 7.2 asks around $13,149 with us, while a 2022 TS 8.2 asks $9,745 against $21,000 new.
Which used Master Spas model is the best value?
The premium ones, every time. Entry-level Getaway and Jet Away tubs start cheap so they have little room to fall, while a Legend LSX or a Twilight can be had at roughly a third of new. If the equipment checks out, a six-year-old premium tub beats a two-year-old entry-level one at the same money.
Is Master Spas a good hot tub brand?
Yes. Master Spas is a respected American manufacturer known for full-foam insulation, quality jets, and their swim spa lineup, including the Michael Phelps signature models. On the used market, a well maintained Master Spas hot tub is a solid buy as long as the equipment runs and the shell is intact.
How long do Master Spas last?
A well cared for Master Spas hot tub commonly lasts 15 to 20 years, though the shell often outlives the equipment. Pumps, heaters, and control boards are the parts most likely to need replacing over that span, which is why a used tub with recently serviced or replaced components is worth more.
What should I inspect on a used Master Spas hot tub?
See it full and running. Confirm it heats and holds temperature, that every pump and jet works without grinding noises, and that there are no leaks under the cabinet. Then check the shell for cracks, the control panel for error codes, and the cover for waterlogging. Skip any tub the seller will not fill and power up.
How much do used Master Spas cost?
Expect to pay roughly 40 to 60 percent of the new price for a working tub. That puts most used Master Spas hot tubs in the $2,000 to $10,000 range depending on the line and age, while used swim spas run higher, often $10,000 to $22,000.
Can you move a Master Spas hot tub yourself?
You can, but it is risky. A hot tub weighs 500 to 900 pounds and usually has to be tipped, dollied, and carefully routed to its spot. Cracking the shell or the plumbing is easy to do. Most people are better off using professional movers or a service that includes delivery.
How much is a used Master Spas swim spa?
Most land between $9,500 and $27,000 depending on model, size, and condition. An H2X Challenger 15D in good shape went for $9,749, a Trainer 19D for $16,450 against $34,000 new, and larger Trainer 15D units for $21,000 to $27,000. Roughly half of retail is the normal outcome.
What is the difference between a Master Spas hot tub and a swim spa?
Size and purpose. A hot tub seats four to eight people and is built for soaking and hydrotherapy. A swim spa is a 12 to 19 foot vessel that generates a current you swim against, so it replaces a lap pool. Swim spas cost more new, drop further used, weigh several tons filled, and usually need a crane to place.
Do Master Spas hold their value?
Better than most, and worse than you would hope. Expect roughly 40 to 60 percent of new for a working hot tub, with the steepest drop in the first three years. The premium lines lose the most dollars, which is exactly why a used Twilight or a used swim spa is usually the strongest buy in the lineup.
Where can I find used Master Spas for sale?
Private listings and dealer trade-ins are the two main sources. The hard part is never finding one, it is moving it: a hot tub runs 500 to 900 pounds empty and a swim spa runs far more. Buy from somewhere that includes pickup and delivery, or budget several hundred dollars for professional hot tub movers on top of the price.
A used Master Spas hot tub can be one of the best backyard upgrades you will ever buy, a $14,000 tub for $5,000, if you buy the equipment and not just the acrylic. Get it filled and running, confirm it heats and every pump works, check the shell and cover, and price in anything that needs replacing. Do that and you will land a genuine deal instead of someone else’s problem.
Ready to buy one with the inspection and the heavy lifting handled? Browse inspected used hot tubs on Commonplace, or if you are moving one out, list your hot tub with us and let our drivers deal with the 700-pound part.