{"product_id":"bayonet-filament-led-bulb","title":"Bayonet Filament LED Bulb | 4W at 2400K with CRI 90","description":"\u003ch2\u003eA bayonet base, not a screw\u003c\/h2\u003e\n\u003cp\u003eThis bulb uses a bayonet fitting: two pins on the side of the cap that push in and twist a quarter turn to lock. It is not an E12 or E26 screw base and the two do not interchange.\u003c\/p\u003e\n\u003cp\u003eBayonet caps appear on specific decorative fixtures, on marine and vehicle fittings, and on some imported lamps. If your fixture has a smooth socket with two slots rather than a thread, this is what it takes.\u003c\/p\u003e\n\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003eBayonet, double contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWattage\u003c\/td\u003e\n\u003ctd\u003e4W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003e200 lumens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour temperature\u003c\/td\u003e\n\u003ctd\u003e2400K warm white\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour rendering\u003c\/td\u003e\n\u003ctd\u003eCRI 90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlass\u003c\/td\u003e\n\u003ctd\u003eClear, filament LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eIdentify the socket before ordering\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSocket\u003c\/th\u003e\n\u003cth\u003eWhat you see inside\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBayonet\u003c\/td\u003e\n\u003ctd\u003eSmooth walls with two L-shaped slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eE12 \/ E26 screw\u003c\/td\u003e\n\u003ctd\u003eA spiral thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eG9 \/ G4\u003c\/td\u003e\n\u003ctd\u003eTwo small holes, no thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGU10\u003c\/td\u003e\n\u003ctd\u003eTwo keyhole slots for wide pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eTake the old bulb out and look at its cap. A bayonet cap has two small studs on the sides; a screw cap has a continuous thread. It is a two second check that saves a return.\u003c\/p\u003e\n\n\u003ch3\u003eConfirm the voltage with us before ordering\u003c\/h3\u003e\n\u003cp\u003eBayonet fittings appear on both mains and low voltage systems, and the two are not interchangeable. If you are not certain what your fixture runs on, send us a photograph of the fixture and the old bulb and we will confirm before you buy.\u003c\/p\u003e\n\n\u003ch3\u003e2400K is candlelight\u003c\/h3\u003e\n\u003cp\u003eWarmer than standard 2700K and noticeably so. At CRI 90 the colour still reads correctly under it, which is unusual at this temperature. It suits a fixture meant to look like it holds a flame.\u003c\/p\u003e\n\n\u003ch2\u003eRelated\u003c\/h2\u003e\n\u003cp\u003eFor screw base fixtures see our \u003ca href=\"\/collections\/chandelier-bulbs\"\u003ecandelabra bulbs\u003c\/a\u003e. If you are unsure which base you have, \u003ca href=\"\/pages\/contact\"\u003esend us a photograph\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"Alvetto Lighting","offers":[{"title":"Default Title","offer_id":67594927636845,"sku":"ALV-BLB-BAY-4W","price":34.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/5434\/4557\/files\/T6DCFilamentLEDBulb4W_CircLighting-1.webp?v=1792428835","url":"https:\/\/alvettolighting.com\/products\/bayonet-filament-led-bulb","provider":"Alvetto Lighting","version":"1.0","type":"link"}