{"product_id":"elta-ec-electronic-controller-el21","title":"Elta EC Electronic Controller (EL21)","description":"\u003cdiv data-controller=\"ProductItemVariants,ProductCartButton\" class=\"ProductItem-details-checkout\" data-controllers-bound=\"ProductItemVariants,ProductCartButton\"\u003e\n\u003cdiv class=\"ProductItem-product-price preFade fadeIn\" data-animation-role=\"content\" id=\"yui_3_17_2_1_1726120211845_134\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ProductItem-details-excerpt ProductItem-details-excerpt-below-price\" data-content-field=\"excerpt\" id=\"yui_3_17_2_1_1726120211845_133\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp data-start=\"45\" data-end=\"587\"\u003eThe \u003cstrong data-start=\"86\" data-end=\"126\"\u003eElta EC Electronic Controller (EL21)\u003c\/strong\u003e is a compact fan speed control unit designed to regulate the speed of compatible EC (electronically commutated) fans using a 0 – 10 V control signal. It’s ideal for adjusting airflow and performance in ventilation systems, allowing simple stepless speed adjustment while offering preset options such as minimum speed or trickle\/boost. It’s rated for up to ~1.5 A full‑load current and works with EC fan control circuits. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"589\" data-end=\"852\"\u003e\u003cstrong data-start=\"589\" data-end=\"617\"\u003eMaterial \u0026amp; Construction:\u003c\/strong\u003e\u003cbr data-start=\"617\" data-end=\"620\"\u003e• Durable electrical control components in a compact enclosure\u003cbr data-start=\"682\" data-end=\"685\"\u003e• Potentiometer‑based 0 – 10 V speed control interface\u003cbr data-start=\"739\" data-end=\"742\"\u003e• Compatible with variable frequency drives and EC fan control systems \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"854\" data-end=\"1172\"\u003e\u003cstrong data-start=\"854\" data-end=\"873\"\u003eSpecifications:\u003c\/strong\u003e\u003cbr data-start=\"873\" data-end=\"876\"\u003e• Type: EC fan electronic speed controller (EL21)\u003cbr data-start=\"925\" data-end=\"928\"\u003e• Control: 0 – 10 V control signal for stepless speed adjustment\u003cbr data-start=\"992\" data-end=\"995\"\u003e• Max load: suitable for ~1.5 A fans\/controllers\u003cbr data-start=\"1043\" data-end=\"1046\"\u003e• Works with EC motors and VFD systems\u003cbr data-start=\"1084\" data-end=\"1087\"\u003e• Preset and trickle\/boost versions available \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1174\" data-end=\"1460\"\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Direct Duct Supplies","offers":[{"title":"Default Title","offer_id":57219753640261,"sku":null,"price":55.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1037\/5168\/0325\/files\/149-EL21_speed_controller.jpg?v=1771760344","url":"https:\/\/ddsgroup.co.uk\/products\/elta-ec-electronic-controller-el21","provider":"DDS GROUP","version":"1.0","type":"link"}