B2BHydro.com is the #1 Wholesale Source for Retailers and Commercial Growers. Apply Today!
Product Videos

Yield Lab HPS 400w Lamp HID Bulb (3 Pack) Item# CU-400HPS-3PK


Our Yield Lab 400w High Pressure Sodium bulbs are designed specifically for the blooming and fruiting stages of plant growth, due to their red, yellow, and orange wavelengths that promotes a greater flowering response from plants. These HPS bulbs give you 55,000 lumens of light and contains 30% more blue spectrum than most other HPS bulbs. Yield Lab 400 watt high pressure sodium bulbs will flower and bloom your garden for up to 24,000 hours and increase fruit and flower volume by as much as 20 percent! * Total Wattage: 400w* Color Temperature: 2100K* Pass UL and CE tests* Fits with all 400w HID grow light reflectors with E39 mogul base sockets* Compatible with magnetic and digital ballasts

Best Price Guarantee

GrowAce.com is committed to providing our customers with the best price available online! At GrowAce.com we work hard to offer the most competitive pricing available, but if you find a lower price online, let us know and we'll match it! In fact, if you find a lower price within 30 days of your original purchase date, we'll refund you the difference.

Complete the Best Price Guarantee form below to request a quote or price difference refund.

Best Price Guarantee Terms and Conditions:

Item must be the identical model from an authorized U.S. dealer. Specifically, the product must have the same U.S. manufacturer's warranty, model number, and contain the same components. GrowAce.com will price match only in-stock products.

GrowAce.com reserves the right to verify another online company's product availability and price before issuing a price match.

GrowAce.com does not match auction websites or refurbished products.

The Best Price Guarantee does not apply to obvious pricing errors or clearance/close-out items.

Best Price Guarantee applies to the total purchase price of the item. Total purchase price includes shipping, taxes, or other discounts.

  • * Required Fields


Write Your Own Review

You're reviewing: Yield Lab HPS 400w Lamp HID Bulb (3 Pack)

How do you rate this product? *

  1 star 2 stars 3 stars 4 stars 5 stars
Customers Q & A

Ask a Question
Don't see the answer you need?Ask a Product Expert! The answer will be emailed to you and then posted here.

There are no entries.

Have a question? Call 714-242-4565