{"product_id":"oono-blinking-flasher-module-dc-4-5-30v-10a-normally-open-adjustable-on-off-timing","title":"OONO Blinking Flasher Module DC 4.5–30V 10A Normally Open — Adjustable ON\/OFF Timing","description":"\u003cp\u003e\u003cstrong\u003eThe OONO DC 4.5–30V 10A Blinking Flasher Module is a compact, adjustable normally-open relay that produces repeatable ON\/OFF pulses for DC loads up to 10 A.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact electronic module lets you create timed blink or flash sequences for LED lamps, hazard lights, beacons, signage and other DC-driven devices without complex programming. It runs from a wide DC range (4.5–30 V), supports resistive and mildly inductive loads, and features separate, precise adjustments for ON and OFF duration so you can fine-tune the flash pattern for visibility and power considerations.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I set the ON and OFF durations?\u003c\/h3\u003e\n\u003cp\u003eTwo 25-turn potentiometers on the PCB control the ON and OFF intervals independently, giving you a broad range of pulse timing. Use a small screwdriver to make small, precise changes until the flash cadence meets your needs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTime-ON adjustable from 0.01 to 15 seconds\u003c\/li\u003e\n  \u003cli\u003eTime-OFF adjustable from 0.01 to 15 seconds\u003c\/li\u003e\n  \u003cli\u003e25-turn pots for fine, repeatable adjustments\u003c\/li\u003e\n  \u003cli\u003eLED status indicator shows output state while tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat loads and voltages can this module handle?\u003c\/h3\u003e\n\u003cp\u003eThe module operates on DC supply voltages between 4.5 and 30 V and is rated for a continuous switching current up to 10 A. Make sure your load stays within wattage limits at the chosen supply voltage to avoid overloading the module.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOperating voltage: DC 4.5–30 V\u003c\/li\u003e\n  \u003cli\u003eMaximum current: 10 A\u003c\/li\u003e\n  \u003cli\u003eMax load: 120 W at 12 V, 300 W at 30 V\u003c\/li\u003e\n  \u003cli\u003eDesigned for resistive and lightly inductive loads (LEDs, bulbs, beacons)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I mount and wire the flasher module?\u003c\/h3\u003e\n\u003cp\u003eThe module comes in a compact plastic case with pre-wired leads for easy connection and two screw holes for secure mounting. Electrical connections are straightforward: connect your DC supply to the input leads and the load to the output (normally open) contact following polarity and safety best practices.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompact plastic enclosure with mounting holes for quick installation\u003c\/li\u003e\n  \u003cli\u003ePre-attached wires for simple hookup—no soldering required\u003c\/li\u003e\n  \u003cli\u003eLED output indicator for confirming operation after wiring\u003c\/li\u003e\n  \u003cli\u003eNote: module does not provide voltage conversion — use only with DC supplies\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this module suitable for automotive or outdoor signaling?\u003c\/h3\u003e\n\u003cp\u003eYes, its wide input range and 10 A capacity make it useful for many vehicle and outdoor signaling tasks, provided the load type and environmental protection are appropriate. It’s ideal for auxiliary hazard lights, warning beacons and temporary signage, though you should protect the module from direct moisture and excessive vibration when used outdoors.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUseful for vehicle lights, warning beacons and safety signs\u003c\/li\u003e\n  \u003cli\u003eWide 4.5–30 V range matches most automotive and DC systems\u003c\/li\u003e\n  \u003cli\u003eProtect from water and heavy vibration for long-term reliability\u003c\/li\u003e\n  \u003cli\u003eNot a step-up\/step-down converter—must use suitable DC source\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The OONO blinking flasher module is aimed at hobbyists, electricians and technicians who need a simple, adjustable timing relay for DC lighting and signaling. It’s also a good choice for installers of aftermarket vehicle lighting, maintenance teams setting up temporary safety beacons, and makers building DIY signage or visual indicators. If you need programmable microcontroller-style custom logic, a more advanced controller would be better; but for reliable, hardware-timed ON\/OFF flashing without coding, this module offers a compact, cost-effective solution.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this flasher handle LED loads?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it supports resistive and slightly inductive loads like LED lamps, up to 10 A, within the stated wattage limits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the module convert voltage or work with AC?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — it only switches DC loads (4.5–30 V). It has no step-up, step-down or AC capability.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"OONO","offers":[{"title":"Default Title","offer_id":55166011998551,"sku":"B095LDN44H","price":35.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/oono-front-view-pcb-flasher-module.jpg?v=1790361214","url":"https:\/\/britishgarage.co.uk\/products\/oono-blinking-flasher-module-dc-4-5-30v-10a-normally-open-adjustable-on-off-timing","provider":"British Garage","version":"1.0","type":"link"}