Water - 3/4" Ribbed Barb. No Air.
Supplied without Nut or Gasket, items sold separately.
Used with 3.5" GG jet body wall fitting.
GS501 PCB for Balboa/Master Spa GS series spa control packs. Master Spas part number X801094
Legacy Whirlpool topside overlay decal sticker, works with Master Spas BP spa control systems and TP600 topside controls.
Master Spas XL2000/GL2000 PCB 53705, works with plastic GL2000 Balboa/Master Spa (53704) control boxes.
Official licensed Master Spas MAS25E PCB 52632, X800680, fitted to Master Spas/Balboa control boxes with part number 52631.
Master Spas MS1700E PCB 56157 - Works with Master Spa/Down East MS1700E Balboa spa control boxes/packs (56156). Possibly other part numbers may be found.
MS1500E GS501SZ PCB 55061 - Works only with Master Spa/Down East MS1500E Balboa spa control boxes/packs (55060).