400W HPS Bulb UltraSun by Sunlight Supply
400W HPS Bulb UltraSun by Sunlight Supply
Stock Icon

Price: $39.00
Sale Price: $25.00
You save: $14.00 (35.9%)
Technical Specs: + 50,00initial lumens + 2100°K + 24,000 hour life-span.

Good general purpose bulb for flowering.

Concentrated in the yellow-red end of the spectrum. Weak in the blue-violet region.

For use in both vertical and horizontal fixtures.

For use with 400W high pressure sodium ballasts only.

Customers who bought this also bought


Dripper Stakes with Basket (pack of 10)
Stock Icon

Price: $10.00
Sale Price: $5.00
You save: $5.00 (50%)
Mesh Pot Lid 6"
Stock Icon
Price: $5.00
Air Stone 6"
Stock Icon

Price: $3.50
Sale Price: $3.00
You save: $0.50 (14.29%)


May We Suggest


Hot Spot Diffuser (Equalizer) 400/600W HPS
Stock Icon

Price: $45.00
Sale Price: $20.00
You save: $25.00 (55.56%)
Axial Fan 4" w/ Cord 105CFM
Stock Icon

Price: $50.00
Sale Price: $35.00
You save: $15.00 (30%)
400W MH Blue Enhanced Lamp 7500°K
Stock Icon

Price: $69.00
Sale Price: $45.00
You save: $24.00 (34.78%)
Yield Master Air-Cooled Reflector 6"
Stock Icon

Price: $199.00
Sale Price: $169.00
You save: $30.00 (15.08%)
Hydrostar Pro II Dimmable Ballast 400W/250W
Stock Icon

Price: $219.00
Sale Price: $150.00
You save: $69.00 (31.51%)
400W Digital Ballast Light Kit
Stock Icon

Price: $289.00
Sale Price: $259.00
You save: $30.00 (10.38%)
600W Digital Ballast Light Kit
Stock Icon

Price: $349.00
Sale Price: $319.00
You save: $30.00 (8.6%)