{"product_id":"sunmaster-ds-600w-400v-lamp","title":"Sunmaster DS 600W 400V Lamp","description":"\u003cp data-start=\"238\" data-end=\"786\"\u003eThe \u003cstrong data-start=\"278\" data-end=\"309\"\u003eSunmaster DS 600W 400V Lamp\u003c\/strong\u003e is a high-performance \u003cstrong data-start=\"332\" data-end=\"354\"\u003edual spectrum (DS)\u003c\/strong\u003e horticultural lamp designed to support plants through both vegetative growth and flowering stages. Operating at \u003cstrong data-start=\"467\" data-end=\"475\"\u003e400V\u003c\/strong\u003e, this lamp is specifically engineered for use with compatible digital ballasts, offering improved efficiency, enhanced light output, and stable performance. Its balanced spectrum delivers excellent light penetration and uniform coverage, making it a reliable choice for professional and serious indoor growers.\u003c\/p\u003e\n\u003cp data-start=\"788\" data-end=\"804\"\u003e\u003cstrong data-start=\"788\" data-end=\"802\"\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"805\" data-end=\"989\"\u003e\n\u003cli data-start=\"805\" data-end=\"851\"\u003e\n\u003cp data-start=\"807\" data-end=\"851\"\u003eIndoor horticulture and greenhouse growing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"852\" data-end=\"891\"\u003e\n\u003cp data-start=\"854\" data-end=\"891\"\u003eGrowers using 400V digital ballasts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"892\" data-end=\"939\"\u003e\n\u003cp data-start=\"894\" data-end=\"939\"\u003eBoth vegetative and flowering growth stages\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"940\" data-end=\"989\"\u003e\n\u003cp data-start=\"942\" data-end=\"989\"\u003eHydroponic and controlled environment systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"991\" data-end=\"1010\"\u003e\u003cstrong data-start=\"991\" data-end=\"1008\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1011\" data-end=\"1334\"\u003e\n\u003cli data-start=\"1011\" data-end=\"1078\"\u003e\n\u003cp data-start=\"1013\" data-end=\"1078\"\u003e\u003cstrong data-start=\"1013\" data-end=\"1038\"\u003eDual Spectrum Output:\u003c\/strong\u003e Suitable for full plant growth cycles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1079\" data-end=\"1141\"\u003e\n\u003cp data-start=\"1081\" data-end=\"1141\"\u003e\u003cstrong data-start=\"1081\" data-end=\"1103\"\u003e600W Power Rating:\u003c\/strong\u003e Strong, efficient light performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1142\" data-end=\"1209\"\u003e\n\u003cp data-start=\"1144\" data-end=\"1209\"\u003e\u003cstrong data-start=\"1144\" data-end=\"1163\"\u003e400V Operation:\u003c\/strong\u003e Designed for modern digital ballast systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1210\" data-end=\"1272\"\u003e\n\u003cp data-start=\"1212\" data-end=\"1272\"\u003e\u003cstrong data-start=\"1212\" data-end=\"1238\"\u003eHigh Light Efficiency:\u003c\/strong\u003e Improved output and consistency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1273\" data-end=\"1334\"\u003e\n\u003cp data-start=\"1275\" data-end=\"1334\"\u003e\u003cstrong data-start=\"1275\" data-end=\"1302\"\u003eReliable Build Quality:\u003c\/strong\u003e Trusted Sunmaster performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"sunmaster","offers":[{"title":"Default Title","offer_id":52825584599307,"sku":"41840","price":26.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0926\/6905\/1147\/files\/shopping-2026-01-15T210226.053.webp?v=1768511031","url":"https:\/\/vireta.co.uk\/products\/sunmaster-ds-600w-400v-lamp","provider":"vireta.co.uk","version":"1.0","type":"link"}