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SunMaster 400w Metal Halide Conversion NDX Bulb




The Sunmaster 400w Metal Halide Conversion Neutral Deluxe Bulb is a balanced light CMH lamp that operates with with type S51 ballasts. The Sunmaster 400w MH Cenversion Neutral Deluxe bulb promotes flowering and vegetative, and emits a natural, white glow. The Sunmaster 400w Metal Halide Conversion NDX Bulb produces 36,000 initial lumens.

  • Glow replicates sunlight
  • Emits 36,000 initial lumens
  • Promotes vegetative growth and flowering
  • Operates with type S51 Ballasts

In stock

Your Garden's Success is our #1 Priority

HTG Supply is committed to providing you with the very best products, pricing and service in the industry. We will ship your order fast and discreetly packaged to protect your privacy. Buy with confidence knowing your HTG Supply purchase includes simple returns as well as lifetime product support. Call our team of real growing experts with your purchasing or product use questions, and we will be here to help!

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Customer Service:  1-866-710-GROW (4769) | | Hours: Mon-Fri 9:00 a.m. to 5:00 p.m.


Sunmaster grow lamps consistently deliver new levels of performance in plant growth.

Sunmaster Neutral Deluxe Grow Lamps emit balanced light similar to a 4000° Kelvin source, imitating the natural white look of sunlight. They are ideal single lamp sources for practically all phases of plant growth.

Sunmaster Neutral Deluxe Grow Lamps are effective in promoting both vegetative growth and flowering. They surpass many other HID sources in PAR watts – the most objective measurement of total light energy available for photosynthesis.

Sunmaster Neutral Deluxe Grow Lamps are versatile, and give you a choice of universal, horizontal or base-up burning configurations for optimum performance. Sunmaster Neutral Deluxe Lamps set new standards in general plant lighting, promoting high levels of photosynthesis without compromise.

Find out why Sunmaster Horticultural Lamps have the reputation for being the premier line of grow bulbs on the market today!

Weight 2 lbs


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