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Dimension One® Spa Parts

spa parts for Dimension One spas D1

Hot Tub Outpost sells replacement Dimension One® spa parts for most D1 hot tubs and swim spa models.

Dimension One® Spas was founded in 1977 and is located in Carlsbad, California. D1® manufactures both hot tubs and swim spas (or Aqua Fit Systems). They have been awarded over 30 patents for new products and features and have won multiple awards. D1® is certified CE, N, GS and ISO 9001 manufacturing and the spas are sold worldwide.

Dimension One Spa Parts Categories -D1

dimension one spa audio components and speakers dimension one circuit boards dimension one control panels dimension one filter parts dimension one spa filters
dimension one heaters dimension one jets dimension one lighting dimension one ozonators dimension one pillows
dimension one PVC plumbing parts dimension one pumps dimension one spa packs dimension one drains and suctions dimension one spa valves

d1 jets spaReplacement hot tub parts include spa pumps, heaters, blowers, ozonators, control panels,spa packs, topside controls and replacement jets.

We also carry hot tub accessories including filters, replacement hot tub covers, chemicals, steps, rails, cover lifters, LED lights, aromatherapy and more. Plus, we will ship your order right to your continental US address for free (for orders over $95).

Enjoy our huge selection, great prices and secure online shipping. If you don't see the Dimension One ® part you need contact us! We will send you the link or help you find it! 

Hot Tub Outpost is a spa parts dealer and distributor serving the industry since 2014.


d1 starite pumpsD1® Spa Pumps

Replacement spa pumps for Dimension One® Spas include Sta-Rite pumps such as the 2HP 230v 2-speed Dura-Jet.

We also offer the 4HP 230v 2-speed Sta-Rite pump used in Dimension One® Reflection spa models.

Note the 909-NHSW and 909 model circ pumps are obsolete and have been replaced by the E10 circulation pump (230v circ pump). We also offer 120v E10 circ pumps that differ based on if barb or threaded E10 120v connection.


d1 spapacks onlineDimension One® Spa Controls and Control Panels

We offer D1® Balboa control panels and complete control systems.

Contact us at for a fast answer about finding the right spa pack, control panel or circuit board for your D1® spa.  Provide any model numbers or picture(s) and info and we will source the right pack for you at a great price.

See our Dimension One Circuit Boards.

Topside panel 51489 is a long/narrow D1® control panel.

d1 panelsWe also offer Gecko control systems such as MSPA-MP controls.

The TSC24 Gecko 8 button 13 inch oval control panel and different overlays are available. We also offer oval SSPA Gecko 6 button D1® control panels.

Dimension One® Spas has 3 lines of hot tubs: The high end Bay Collection, the mid-range Reflections Collection and the budget At Home Collection. In addition, they have the Aqua FIT systems swim spa line.

We also offer a variety of overlay graphic stickers such as the 7 button 13 inch long oval panel overlay.

Dimension One® Replacement Filter Cartridges

See all of the Dimension One Filters

Compatible filters for D1 spas also include:

25 sq.ft. filter PDO25 measures 11 1/4" long and 5 1/2" wide with bottom 3" inner diameter and top 2x3"

25 sq.ft. filter PTL25-H measures 11 7/8" x 4 3/4" with bottom 1 1/2" MPT and top handle

40 sq.ft. filter PDO-UF40 measures 16" long x 4 3/8" diameter with 1 1/4" SAE threaded bottom and top handle

50 sq.ft. filter PTL50-H measures 14 3/4" long x 4 3/4" wide with bottom 1 1/2" MPT threaded connector and top handle.

55 sq.ft. filter PTL55XW-2 measures 11 3/4" x 7" with bottom inner diameter 2.62" and top handle.

65 sq.ft. filter PTL65-H measures 20 3/4" long x 4 3/4" with 1 1/2" MPT bottom threaded connector and top handle.

75 sq.ft. filter PDO75 measures 11 3/4" x 7" with bottom 1 1/2" SAE and top handle

75 sq.ft. filter PDO75-2000 measures 11 3/4" x 7 1/4" with bottom twist-lock and top handle

75 sq.ft. filter PTL75XW-F2M measures 16" x 7" with bottom 2.62" and top handle

See all of our hot tub parts and spa filters.

Dimension One® Pillows

neck pillow d1 Need a replacement cushion or cushions for your D1® spa?  First check for the part number on the back of the existing pillow for easy replacement. Or you can send us pictures/measurements for help in identifying the correct replacement pillow.
We also have pillows for @Home spa models.

#710 curved pillow was used in 1995-2001 Dimension One ®  spa models.  These are the original replacement pillows.


Dimension One® Spas

The Dimension One® luxury line of spas is the Bay Collection with 4 unique models offering style, performance and innovation. The smallest spa is the uniquely shaped Dupree Bay model with room for 2-3 persons and 44 massage jets.

The square shaped Lotus Bay has 69 massage jets and room for 6 to 7 persons. The Amore Bay fits 7-8 with 62 hydrotherapy jets. The largest, rectangular D1 ® spa of the Bay Series, Sarena Bay has 84 jets and room for 7.

The mid-range Reflections Collection features the following 8 spas:

The Triad is the smallest, with 25 jets and room for 2-3 persons in a rectangular shell.

The Seville is 78"x84" with room for 5-6 persons, a lounger and 41 jets. The square shaped Aurora is 84'x84" with room for 5-6, a lounger and 35 massage jets.

The larger square shaped Californian is 92"x92" with room for up to 6, a lounger and 37 spa jets. Both the Diplomat and Chairman have the same seating capacity, lounger and size as the Californian, but with 48 and 51 jets respectively.  

The same size Nautilus is a non-lounger spa with room for up to 7 persons and 42 massage jets. The Nautique is a slightly smaller non-lounger spa, with 45 jets and a size of 83" x 84".

Dimension One's line of affordable spas is called the @Home Collection and features 9 different models: The smallest is the 83" x 66" Serenade spa for 2-3 persons with 18 jets. Next is the 78" round Journey spa, which seats up to 5 bench style, with 20 jets. A slightly larger 87" round spa is called the Arena, with 14 jets and room for up to 6 persons.

Next is the square 83" Dream spa with room for up to 6 persons, a lounger and 34 jets.

The Wayfarer spa is also 83" x 83", with room for up to 6 and 42 jets. The Latitude is a larger 92" x 92" square spa with a lounger, 44 massage jets and seating for up to 6 persons.

Non-lounger spas that seat up to 7 persons include the 83" square Breeze spa with 35 jets, the square 83" Sojourn with 42 jets and the 92" square Meridian spa with 45 jets.

Dimension One manufactures 4 patented, Aqua Fit swim spas. This swim spa line has the largest swim spa lane in its class, which can be used for swimming, rowing, lifting soaking or having fun. The AquaFit Sport model is 13 feet long, with either 4 or 6 swim jets but no hydrotherapy seats.

The AquaFit Play model is 16 feet long with 6 high volume swim jets and a aqua therapy seat. The Aqua Fit Pro is 19 feet long with 4 or 6 swim spa jets and a Max Therapy seat with Jet Therapy pillows. The Aqua Fit Plus is also 19 feet long, with a dual temperature feature and adjustable hydrotherapy jets.


Finding Spa Parts for your Dimension One® Spa at Hot Tub Outpost

wagonwheel-bulletEnter the part number into the search box at the top of any page (including this one) to go right to the part.

wagonwheel-bulletEnter the description of the part you need or brand in the search box above.

wagonwheel-bulletSearch the section of the part type you need such as control panels, spa heaters, pillows,or filters.

wagonwheel-bulletOr see the spa parts store for all parts.


Shoot us an email to for a fast response - you can include dimensions, picture(s) or any other information that will help us find the right part(s) for your spa.  Have a question about a particular item? We will answer it fast.

Hot Tub Outpost doesn't keep that email computer in the barn, we have it right in our store so we get your message, usually within minutes.  We also get to them quickly so you can email 24/7 and have the answer along with links to the parts you need for further details while not waiting around on the phone or spending 1/2 hour on chat.  Of course, if you are the chatty type, go ahead and use the chat box below or give us a call.

We are here to help.



Hot Tub Outpost is an independent spa parts dealer and distributor, and is not owned by or affiliated with the Dimension One® Spas or Jacuzzi, Inc.