1720-0004 Circuit Board D1 Magnetic SwitchManufacturer: Dimension One Spas Availability: 1 in stockSKU: 1720-0004Manufacturer part number: 1720-0004 $133.07 Qty: Add to cart Custom wishlist OKAdd to wishlistAdd to compare listEmail a friendMagnetic switch circuit board for Dimension One Bay Series spas. Includes 4 wire JST extension and a 8 wire JST extension. Same as 0201-100030Manufacturer: Dimension One SpasMPN: 1720-0004