The Lumatek HPS 400W Grow Lamp is designed to deliver outstanding flowering performance for both indoor grow tents and greenhouse environments. Utilizing advanced ceramic arc tube technology, this lamp produces a warm 2000K spectrum that is ideal for encouraging robust bud development and fruit production. Operating at 230V AC with a power draw of 400W, it emits approximately 56,500 lumens of light and delivers around 700 µmol/s of photosynthetic photon flux (PPF). The lamp features a pulse-start ignition system, which allows for faster startup and restrike times, ensuring minimal downtime. Lumatek’s products are highly performant and efficient so if you want to explore more, then check out their Zeus 465W Compact Pro or Lumatek Attis 200W light systems.
