5" Sun Blaster Twin Pulse Spa Jet Internal | SB203-5120-S01

$20.99

$18.99

When a large spa jet becomes worn, damaged, or stops moving correctly, replacing the internal may be all you need to restore the jet’s performance without replacing the complete jet body.


The Rising Dragon SB203-5120-S01 is a 5-inch Sun Blaster Twin Pulse jet internal designed to create a rhythmic, pulsing massage from your existing compatible Sun Blaster jet assembly. Its large face provides a substantial finished appearance, while the stainless-steel trim and graphite-grey components coordinate well with modern spa interiors.


This is the removable jet internal only. The jet body, plumbing connections, and other installation components are not included. Spa jets that look similar may use different diffuser styles or connections, so compare the complete part number, face diameter, rear connection, and overall dimensions before ordering.

  • Specifications

    Manufacturer: Rising Dragon Tech

    Part Number: SB203-5120-S01

    Product Type: Spa and hot tub jet internal

    Product Series: Sun Blaster

    Massage Style: Twin Pulse

    Face Style: Sun Blaster

    Face Finish: Smooth stainless steel

    Color: Graphite grey with stainless-steel trim

    Face Diameter: Approximately 5 inches

  • Key Features

    • Genuine Rising Dragon replacement jet internal
    • Sun Blaster series design
    • Twin Pulse massage action
    • Approximately 5-inch face
    • Smooth stainless-steel face trim
    • Graphite-grey internal components
    • Replaces a worn or damaged compatible jet internal
    • Designed for compatible Rising Dragon Sun Blaster jet assemblies
    • Jet internal only

Q: Is this the complete spa jet assembly?

A: No. This listing is for the removable jet internal only. The jet body and plumbing connections are not included.


Q: What does Twin Pulse mean?

A: Twin Pulse describes the jet’s rhythmic massage action. It is designed to produce a pulsing water sensation rather than a simple fixed stream.


Q: Is the face made from stainless steel?

A: The visible face trim has a smooth stainless-steel finish. The remaining jet components are graphite-grey plastic.


Q: Will this fit every spa that uses a 5-inch jet?

A: No. Face diameter alone does not confirm compatibility. Compare the part number, diffuser, connection style, overall length, and other measurements with your original internal.


Q: Does this include the jet body?

A: No. You will receive one replacement jet internal.