{"product_id":"potentiometer-speed-controller-adjustable-variable-switch-for-sieg-c1-c2-c3-sc4-m1","title":"Potentiometer Speed Controller Switch for SIEG C1 C2 C3 SC4 M1 Replacement Part","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eReplacement Potentiometer Speed Controller Switch for SIEG Mini Lathes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis potentiometer speed controller switch is designed for compatible SIEG C1, C2, C3, SC4, and M1 series machines.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIt is used to adjust spindle speed through the machine's speed control system and is suitable for replacing a worn, damaged, or poorly operating original potentiometer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePlease compare the electrical specifications, shaft type, connector arrangement, and your machine model before ordering.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Similar machine models may use different versions of the speed control switch.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNot sure if this part fits your machine? Contact us with your machine model or original part details before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"font-family: Verdana, Arial, Helvetica, sans-serif; font-size: small; color: #303030; margin-bottom: 10px; margin-top: 0px; margin-left: 0px; padding-left: 30px; box-sizing: border-box;\"\u003e\n\u003cli style=\"line-height: 1.1; margin: 0px; padding: 2px 0px; box-sizing: border-box; text-align: center;\"\u003e\u003cspan style=\"font-size: 22px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/0754\/8990\/files\/ChatGPT_Image_2026_9_14_18_47_40_fdc0b7fc-abeb-4c51-b684-51ef4588b663.png?v=1789384523\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"sunseng machine tool mall","offers":[{"title":"Default Title","offer_id":54483680952638,"sku":null,"price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/0754\/8990\/files\/SIEG-C1-C2-C3-SC4-M1_-2.png?v=1789970319","url":"https:\/\/sunsengparts.com\/products\/potentiometer-speed-controller-adjustable-variable-switch-for-sieg-c1-c2-c3-sc4-m1","provider":"SUNSENG PARTS","version":"1.0","type":"link"}