Versatile Lap Pool - 400 Series

Made with durable fiberglass construction and powered by a smooth paddlewheel current, the 400 OS delivers reliable swim resistance in a clean, open layout. The flat-bottom design supports workouts, exercise equipment, and family use. It is easy to maintain and built to last for years.

Open Swim Space for Everyday Home Fitness

Ideal for:

  • Recreational Swimming
  • Exercise
  • Relaxation
  • Rehabilitation

See customer reviews of our 400 Series pools

The SwimEx® 400 OS features a wide-open, flat-bottom design that creates a clean, versatile swim space at home. With a smooth paddlewheel current and 100 adjustable speeds, it supports swimmers of all levels in one steady, comfortable environment.

Made for Everyday Reliability

Durable fiberglass construction and thoughtfully engineered systems are designed for daily use and long-term performance. The one-piece shell keeps maintenance simple and dependable.

Designed Around Your Space

The open interior and uniform 42-inch depth allow you to keep the pool clear for swimming or add equipment as your needs evolve. It adapts easily to fitness, family time, and everything in between.

Wellness at Your Own Pace

A smooth, even current allows you to move from relaxed sessions to more active conditioning, all in one pool.

The 480 S has a 48″ water depth. The sectional design can be assembled at the SwimEx factory or delivered in pieces for tight access.

Explore The 400 Series

400 OS

  • Pool size: 18’-0” x 7’-8” x 4’-10.5” (5.49 m x 2.34 m x 1.49 m)
  • Water dimensions: 11’-9” x 6’-3” (3.58 m x 1.9 m)
  • Pit size: 20’ x 12’ x 4’-10” (6.1 m x 3.66 m x 1.47 m)
  • Pool weight with equipment: 3,200 lbs (1,451 kg)
  • Pool volume: 2,600 gal (9841 l)
  • Pool filled weight: 25,000 lbs (1,133 kg)
  • Load bearing: 425 lbs sq ft (2074.31 kg/m2)

480 S

  • Pool size: 18’-3” x 7’-8” x 5’-8.5” (5.56 m x 2.34 m x 1.74 m)
  • Water dimensions: 11’-9” x 6’-3” (3.58 m x 1.9 m)
  • Pit size: 20’ x 12’ x 5’-10” (6.1 m x 3.66 m x 1.78 m)
  • Pool weight with equipment: 3,500 lbs (1,587 kg)
  • Pool volume: 3,200 gal (12,112 l)
  • Pool filled weight: 31,000 lbs (14,061 kg)
  • Load bearing: 460 lbs sq ft (2,245 kg/m2)
  • 1 piece (400 Os) or 4 piece (480 S) construction
  • Paddlewheel current
  • Water depth: 42” (400 OS) or 48” (480 S)
  • Pre-installed inlet and outlet fittings
  • Stainless steel electropolished front and rear grates (grates are NSF listed for suction entrapment)
  • 5 hp electric motor
  • Custom fit thermal blanket
  • Start-up treatment and test kit
  • Annual maintenance kit
  • Water vacuum
  • Filtration system (5.5 kw electric heater, 1 hp pump, 75-sq ft (6.9 square meter) cartridge filter
  • Rear emergency shut-off bar
  • Non-skid floor surface
  • Recessed ladder with stainless steel handrails
  • 2 stainless steel front handrails
  • Swim arrow with choice of color

Technical components can vary to local standards.

For more information visit our features and options page.

400 OS and 480 S

  • EDGE touchscreen monitor to program and display your workout
  • Custom waterline tiles
  • 2 underwater lights
  • Hydrotherapy jet system with up to 12 jets (includes 2 hp pump and controller)
  • Custom pool and coping colors
  • 7.5 hp drive system for faster water speeds
  • In-pool fiberglass stairs with stainless steel handrail (vs standard recessed steps)
  • Natural gas or propane heater vs standard electric heater
  • 2 stainless steel side handrails
  • Hardtop safety cover
  • Manual security cover
  • Ozone or UV water treatment

480 S

  • 8-Piece multi-sectional design for access into tight areas
  • 2’ (61 cm) extension increasing pool length (up to a maximum of three 2’ extensions)
  • Assembly of pool at factory

For more information, see features and options page.

Also see our section on pool operation and maintenance.

See the Pool in Action

The SwimEx 480 S – power and performance in one ultimate resistance swimming pool.

 

While a 400 series swim spa was being installed for a customer in Coronado, CA, they tested the SwimEx paddlewheel current (on a low speed). Notice how it spans the full width of the pool.

Pool Technical Renderings

Pool Gallery

Above ground backyard heated swim spa under pergola
480 S Partial above ground
400 OS swim spa with deck
400 OS indoor swim spa
400 OS swim spa
480 S swim spa built above ground
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