{"product_id":"balboa-expander-board-55138","title":"Balboa Expander Board 55138","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe Balboa Expander Board 55138 is a 2-speed pump relay expander PCB designed for older GS and BP boards with black transformer. It's a direct fix for a failing pump relay, restoring full pump control without replacing the entire control system.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Balboa expander PCB — part number 55138\u003c\/li\u003e\n\u003cli\u003eSupports one 2-speed pump\u003c\/li\u003e\n\u003cli\u003eProtected by a 30 AMP fuse\u003c\/li\u003e\n\u003cli\u003eCompatible with older GS and BP boards (black transformer)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBalboa part number: 55138\u003c\/li\u003e\n\u003cli\u003eDimensions: 115mm (L) x 47mm (H)\u003c\/li\u003e\n\u003cli\u003ePower: 230V, 50Hz\u003c\/li\u003e\n\u003cli\u003eFuse protection: 30 AMP\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This Board\u003c\/h2\u003e\n\u003cp\u003eBalboa is the industry-standard brand for spa control electronics, trusted for reliable, precise performance. This genuine expander board restores full 2-speed pump function without the cost of a complete control system replacement.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Note\u003c\/h2\u003e\n\u003cp\u003eThis replacement PCB must only be used for its intended system. Installation should be carried out by a qualified professional to avoid damage or warranty invalidation.\u003c\/p\u003e\n\n\u003ch2\u003eSupport \u0026amp; Guarantee\u003c\/h2\u003e\n\u003cp\u003eNot sure which replacement part your spa needs? Our Aftersales team is on hand for expert guidance, backed by our satisfaction guarantee.\u003c\/p\u003e","brand":"spapartsvortex.","offers":[{"title":"Default Title","offer_id":49000652734564,"sku":null,"price":50.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/5140\/4900\/files\/CB-EX138_Balboa_Expander_Board_55138.jpg?v=1787417422","url":"https:\/\/thewarmliving.com\/products\/balboa-expander-board-55138","provider":"The Warm Living","version":"1.0","type":"link"}