{"product_id":"toggle-rocker-switch-3-pin-on-on-15a-250v-bem-1121","title":"Toggle Rocker Switch 3-Pin 2-Position ON-ON 15A 250V AC — BEM-1121","description":"\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I choose the right quantity for my project?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Count the number of switching points in your circuit or panel. For a single-circuit DIY control box, 1 pc is typically sufficient. Larger wiring harnesses or multi-circuit panels generally require 4–10 pcs. Buying in a multi-pack reduces per-unit cost and keeps spares on hand for future repairs.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What current and voltage can this switch handle?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The BEM-1121 is rated at 15A and 250V AC. For DC circuits, the safe operating current is generally lower — typically 10–12A at 12V DC — due to arc-suppression differences. Always verify your load requirements before wiring.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can this switch be used outdoors or in marine environments?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This switch is not rated for direct water exposure. For outdoor or marine installations, it is generally recommended to mount it inside a weatherproof enclosure (IP65 or higher) to protect the terminals from moisture and corrosion.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What does 3-pin ON-ON mean, and how do I wire it?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A 3-pin ON-ON toggle switch has one common (COM) terminal and two output terminals. In position 1, COM connects to output A; in position 2, COM connects to output B. This makes it ideal for selecting between two circuits — for example, switching between two power sources or two loads. Refer to the wiring diagram included with your order.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What panel cutout size does this switch require?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Toggle rocker switches of this type typically require a rectangular panel cutout. The exact dimensions depend on the switch body size — please contact us to confirm the precise cutout dimensions for the BEM-1121 before drilling.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is this switch compatible with standard quick-connect terminals?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. The 3-pin terminals on this switch are generally compatible with standard 4.8mm (3\/16\\u201d) or 6.3mm (1\/4\\u201d) female quick-connect (spade) terminals, which are widely available at hardware stores. Confirm terminal size before crimping.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use this switch for 12V DC automotive or RV wiring?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"In most cases, yes — toggle switches rated for AC use can also handle low-voltage DC circuits at reduced current. For 12V DC automotive or RV applications, the switch will generally perform reliably at loads well within its AC rating. Always verify the actual load current against the switch's DC rating before installation.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cdiv class=\"hdiy-desc\"\u003e\n\n  \u003cdiv class=\"hdiy-overview\"\u003e\n    \u003ch2\u003eToggle Rocker Switch ON-ON 3-Pin 15A 250V AC — Reliable Circuit Control for DIY Panels \u0026amp; Wiring Projects\u003c\/h2\u003e\n    \u003cp\u003eWhen a wiring project demands a dependable, easy-to-actuate toggle rocker switch ON-ON for switching between two circuits, a loose or undersized switch creates frustrating rework and potential safety hazards. Hobbyists building custom control panels, electricians wiring sub-panels, and automotive enthusiasts retrofitting dashboards all need a switch that seats firmly, actuates cleanly, and holds its rating under real-world loads.\u003c\/p\u003e\n    \u003cp\u003eThe BEM-1121 is a 3-pin, 2-position ON-ON toggle rocker switch rated at 15A and 250V AC. Each unit features a compact rocker-style body with three solder or quick-connect terminals (1 COM + 2 outputs), a snap-in panel mount design, and a durable plastic housing with a metal actuator lever. Available in quantities of 1, 2, 4, 6, or 10 pieces per order to match your project scale.\u003c\/p\u003e\n    \u003cp\u003eTypical use cases include DIY electrical control boxes, marine accessory panels, automotive relay bypass switches, and workshop equipment on\/off selectors — anywhere a 3-pin ON-ON toggle switch for 15A circuits is needed for clean two-circuit selection.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-compat\"\u003e\n    \u003cspan class=\"hdiy-compat-icon\"\u003eℹ️\u003c\/span\u003e\n    \u003cstrong\u003eCompatibility Note:\u003c\/strong\u003e This switch uses a standard 3-pin ON-ON configuration (SPDT). Verify your panel cutout dimensions and terminal connector size before installation. Contact us to confirm exact body and cutout measurements.\n  \u003c\/div\u003e\n\n  \u003ch2\u003e✅ Key Features of These 3-Pin ON-ON Toggle Rocker Switches\u003c\/h2\u003e\n  \u003cul class=\"hdiy-features\"\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚡\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e15A \/ 250V AC Rating\u003c\/strong\u003e — Handles demanding loads in household, workshop, and light industrial circuits without derating under normal operating conditions.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔀\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eTrue ON-ON Two-Position Action\u003c\/strong\u003e — SPDT logic connects COM to one of two outputs in each position, making it ideal for source-selection or dual-load switching in DIY control panels.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔩\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eSnap-In Panel Mount Design\u003c\/strong\u003e — The rocker body clips directly into a standard rectangular panel cutout, eliminating the need for separate mounting hardware during installation.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔌\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eQuick-Connect Compatible Terminals\u003c\/strong\u003e — Three exposed terminals accept standard spade connectors for tool-free wiring changes, speeding up automotive dashboard and marine panel builds.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🏗️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eCompact, Low-Profile Body\u003c\/strong\u003e — The rocker-style actuator sits flush or near-flush with the panel surface, reducing snag risk in tight enclosures and custom fabricated boxes.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📦\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eMulti-Pack Quantity Options\u003c\/strong\u003e — Order 1, 2, 4, 6, or 10 pieces to match your exact project needs, with per-unit savings on larger packs — useful for batch wiring or keeping spares on hand.\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003e📐 Technical Specifications — 3-Pin ON-ON Toggle Rocker Switch\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-table-wrap\"\u003e\n    \u003ctable\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eBEM-1121\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eSwitch Type\u003c\/th\u003e\n\u003ctd\u003eToggle Rocker Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eCircuit Configuration\u003c\/th\u003e\n\u003ctd\u003eSPDT (Single Pole Double Throw)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eNumber of Pins\u003c\/th\u003e\n\u003ctd\u003e3 (1 COM + 2 Output)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003ePositions\u003c\/th\u003e\n\u003ctd\u003e2 (ON-ON)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eVoltage Rating\u003c\/th\u003e\n\u003ctd\u003e250V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eCurrent Rating\u003c\/th\u003e\n\u003ctd\u003e15A (AC); see variant options for DC rating\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eTerminal Type\u003c\/th\u003e\n\u003ctd\u003eQuick-connect \/ solder (contact us to confirm)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003ePanel Cutout\u003c\/th\u003e\n\u003ctd\u003eContact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eHousing Material\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eActuator Material\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eMounting Style\u003c\/th\u003e\n\u003ctd\u003eSnap-in panel mount\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003e1 \/ 2 \/ 4 \/ 6 \/ 10 pcs (select above)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003ctd\u003eContact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-note\"\u003e\n    \u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e\n    \u003cstrong\u003eSpec Confirmation:\u003c\/strong\u003e Panel cutout dimensions, exact terminal pitch, and DC current rating are not printed on the packaging. Please contact us before drilling or crimping to confirm these values for your specific installation.\n  \u003c\/div\u003e\n\n  \u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-faq\"\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I choose the right quantity for my project?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eCount the number of switching points in your circuit or panel. For a single-circuit DIY control box, 1 pc is typically sufficient. Larger wiring harnesses or multi-circuit panels generally require 4–10 pcs. Buying in a multi-pack reduces per-unit cost and keeps spares on hand for future repairs.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat current and voltage can this switch handle?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThe BEM-1121 is rated at 15A and 250V AC. For DC circuits, the safe operating current is generally lower — typically 10–12A at 12V DC — due to arc-suppression differences. Always verify your load requirements before wiring.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan this switch be used outdoors or in marine environments?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThis switch is not rated for direct water exposure. For outdoor or marine installations, it is generally recommended to mount it inside a weatherproof enclosure (IP65 or higher) to protect the terminals from moisture and corrosion.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat does 3-pin ON-ON mean, and how do I wire it?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eA 3-pin ON-ON toggle switch has one common (COM) terminal and two output terminals. In position 1, COM connects to output A; in position 2, COM connects to output B. This makes it ideal for selecting between two circuits — for example, switching between two power sources or two loads. Refer to the wiring diagram included with your order.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat panel cutout size does this switch require?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eToggle rocker switches of this type typically require a rectangular panel cutout. The exact dimensions depend on the switch body size — please contact us to confirm the precise cutout dimensions for the BEM-1121 before drilling.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eIs this switch compatible with standard quick-connect terminals?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eYes. The 3-pin terminals on this switch are generally compatible with standard 4.8mm (3\/16\") or 6.3mm (1\/4\") female quick-connect (spade) terminals, which are widely available at hardware stores. Confirm terminal size before crimping.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I use this switch for 12V DC automotive or RV wiring?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eIn most cases, yes — toggle switches rated for AC use can also handle low-voltage DC circuits at reduced current. For 12V DC automotive or RV applications, the switch will generally perform reliably at loads well within its AC rating. Always verify the actual load current against the switch's DC rating before installation.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-cta\"\u003e\n    🛒 Select your quantity above, then add to cart — ships from our US warehouse.\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"1","offer_id":52331303108882,"sku":"GLFBLFFBEM00551x1","price":8.64,"currency_code":"USD","in_stock":true},{"title":"2","offer_id":52331303141650,"sku":"GLFBLFFBEM00551x2","price":12.09,"currency_code":"USD","in_stock":true},{"title":"4","offer_id":52331303174418,"sku":"GLFBLFFBEM00551x4","price":21.96,"currency_code":"USD","in_stock":true},{"title":"6","offer_id":52331303207186,"sku":"GLFBLFFBEM00551x6","price":31.89,"currency_code":"USD","in_stock":true},{"title":"10","offer_id":52331303239954,"sku":"GLFBLFFBEM00551x10","price":51.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Main-01_68b9d4d6-407d-46ad-ac83-0c6d53593bc9.jpg?v=1780900663","url":"https:\/\/homediyer.com\/products\/toggle-rocker-switch-3-pin-on-on-15a-250v-bem-1121","provider":"HomeDIYer","version":"1.0","type":"link"}