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Ultra Sun Grow Light Bulbs
Ultra Sun Grow Light Bulbs

The Ultra Sun™ High Pressure Sodium (HPS) lamps have a Kelvin temperature rating of 2000°K which is ideal for the fruiting and flowing stages of plants. It is also an excellent lamp for full term plant growth. These lamps have been specifically engineered for horticulture applications. Ultra Sun™ lamps are high quality, feature robust construction and have excellent reliability at an economical price. One year warranty.


The New Ultra Sun™ Digital lamps are here! These high-output horticultural lamps have been specifically designed for use with electronic ballasts, such as Galaxy® and Lumatek™.
Newly designed proprietary starter for greater reliability.
Ceramic insulation plate for better insulation & performance.
Stainless steel armature, instead of nickel plated steel, is stronger & longer lasting.
Green ceramic base to identify this as a digital lamp.
One year warranty.

400w HPS Ultra Sun Digital Bulb
The New Ultra Sun Digital lamps are here! These high-output horticultural lamps have been specifically designed for use with electronic ballasts, such as Galaxy and Lumatek.<br />
$35.00
150W HPS BULB ULTRA SUN
These high-output super HPS lamps are specifically engineered for plant growth. Their spectrum and output rival lamps that are three times the price. Full color retail packaging. One year warranty.
$13.95
1000w HPS Ultra Sun Bulb - High Pressure Sodium
These high-output super HPS lamps are specifically engineered for plant growth. Their spectrum and output rival lamps that are three times the price. ...
$61.95
600w HPS Ultra Sun Bulb - High Pressure Sodium
These high-output super HPS lamps are specifically engineered for plant growth. Their spectrum and output rival lamps that are three times the price. ...
$59.95
400W HPS BULB ULTRA SUN BULB
These high-output super HPS lamps are specifically engineered for plant growth. Their spectrum and output rival lamps that are three times the price.
$19.95
250W HPS BULB ULTRA SUN BULB
These high-output super HPS lamps are specifically engineered for plant growth. Their spectrum and output rival lamps that are three times the price.
$19.95
600W MH Ultra Sun BULB
The Ultra Sun MH Conversion Lamps are designed for those who have an existing HPS ballast that want to also be able to run metal halide lamps without purchasing a separate metal halide ballast.
$96.98
 Ultra Sun Grow Light Bulbs by Sunlight Supply