{"product_id":"rotary-changeover-switch-20a-440v-ccc-certified-selector","title":"Rotary Changeover Switch 20A 440V – CCC Certified Selector","description":"\u003ch2\u003eRotary Changeover Switch – 20A AC 440V | CCC, CE \u0026amp; RoHS Certified\u003c\/h2\u003e\n\n\u003cp\u003eTake precise control of your electrical circuits with this heavy-duty \u003cstrong\u003eRotary Selector Changeover Switch\u003c\/strong\u003e (Model SZW26-20\/0-2.1). Engineered for industrial and commercial applications, this panel-mount switch delivers reliable three-position circuit switching — 0 (stop), position 1, and position 2 — making it ideal for motor starters, control panels, HVAC systems, and other demanding electrical installations.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThree-Position Control:\u003c\/strong\u003e Clearly defined 0-stop, 1, and 2 gear positions for accurate and repeatable circuit switching.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Construction:\u003c\/strong\u003e Thickened copper components paired with silver alloy contacts ensure long service life and stable electrical conductivity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Supports AC circuits (50–60 Hz) up to 440V and DC circuits up to 240V — suitable for a broad range of installations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Panel Mount:\u003c\/strong\u003e Fits standard 64×64 mm panel cutouts for flexible, space-saving installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTriple Safety Certification:\u003c\/strong\u003e Compliant with CCC, CE, and RoHS standards for dependable, regulation-ready electrical performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlame-Retardant Housing:\u003c\/strong\u003e Outer casing made from flame-retardant plastic for added safety in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse: collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eSZW26-20\/0-2.1\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated Working Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eAC 440V \/ DC 240V \/ DC 120V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated Insulation Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e660\/690V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated Impulse Withstand Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e4 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eConventional Heating Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e20A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated Working Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eAC-23A: 15A | AC-3: 11A | AC-4: 3.5A | DC-21A: 0.4A, 1A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated Short-Time Withstand Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e180A \/ 1s\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eRated Short-Circuit Making Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e254A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eUse Category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eAC-23A, AC-3, AC-4, DC-21A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePanel Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e64 × 64 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eTier Terminals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eCopper, Silver Alloy, Flame-Retardant Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Rotary Changeover Switch (SZW26-20\/0-2.1)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eActual color may vary slightly from images due to monitor calibration and lighting conditions.\u003c\/li\u003e\n  \u003cli\u003ePlease allow for slight measurement tolerances in the listed dimensions.\u003c\/li\u003e\n  \u003cli\u003eInstallation should be performed by a qualified electrician in accordance with local electrical codes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is a rotary changeover switch used for?\u003c\/h4\u003e\n\u003cp\u003eA: A rotary changeover switch is used to select between different electrical circuits or power sources in a controlled and safe manner. This 20A 440V model is commonly used in industrial control panels, motor starters, HVAC systems, and machinery to switch between operating modes (e.g., off, source 1, source 2).\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this rotary selector switch suitable for both AC and DC circuits?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The SZW26-20\/0-2.1 changeover switch supports AC circuits up to 440V (50–60 Hz) and DC circuits up to 240V, making it highly versatile for a wide range of electrical control applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What certifications does this changeover switch carry?\u003c\/h4\u003e\n\u003cp\u003eA: This rotary changeover switch is certified to CCC (China Compulsory Certificate), CE, and RoHS standards, ensuring it meets rigorous safety and environmental compliance requirements for use in professional electrical installations.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What panel cutout size is required for installation?\u003c\/h4\u003e\n\u003cp\u003eA: The switch is designed for a standard 64×64 mm panel cutout, making it compatible with most industrial and commercial electrical enclosures and control panels.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is a rotary changeover switch used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A rotary changeover switch is used to select between different electrical circuits or power sources in a controlled and safe manner. This 20A 440V model is commonly used in industrial control panels, motor starters, HVAC systems, and machinery to switch between operating modes (e.g., off, source 1, source 2).\"}}, {\"@type\": \"Question\", \"name\": \"Is this rotary selector switch suitable for both AC and DC circuits?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The SZW26-20\/0-2.1 changeover switch supports AC circuits up to 440V (50–60 Hz) and DC circuits up to 240V, making it highly versatile for a wide range of electrical control applications.\"}}, {\"@type\": \"Question\", \"name\": \"What certifications does this changeover switch carry?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This rotary changeover switch is certified to CCC (China Compulsory Certificate), CE, and RoHS standards, ensuring it meets rigorous safety and environmental compliance requirements for use in professional electrical installations.\"}}, {\"@type\": \"Question\", \"name\": \"What panel cutout size is required for installation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The switch is designed for a standard 64×64 mm panel cutout, making it compatible with most industrial and commercial electrical enclosures and control panels.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Rotary Changeover Switch 20A 440V – CCC Certified Selector\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/rotary-changeover-switch-20a-440v-ccc-certified-selector\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"China Mainland","offer_id":44129647853655,"sku":"200007763:201336100","price":54.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S0ac2766b208141159fa39c6144142350a.webp?v=1786390043","url":"https:\/\/axlcustomersupport.com\/products\/rotary-changeover-switch-20a-440v-ccc-certified-selector","provider":"Axl","version":"1.0","type":"link"}