Flower Footprint: 5' x 5'
Growers Choice ROI-E680S Premium Commercial and Home LED Grow Light
Introducing the new ROI-E680S an enhanced 2nd generation redesign of the ROI-E680 legacy. Continuing its renowned heritage of proven harvests with optimal light distribution, greater heat management for higher performance, and an upgraded conformal coating resulting in greater resilience to chemical contaminants. The fixture has been reengineered with enhanced controller capabilities, a balanced and slimmer profile, and upgraded internal components to enhance performance to the limit. True to its legacy, The ROI-E680S continues to lead the industry in cultivation technology.

ROI-E680S Downloads
ROI-E680S Specification Sheet
ROI-E680S Owners Manual
What's Included
- Growers Choice ROI-E680S LED System
- 9’ Connecting Cable
- Information Page
- User Manual
ROI-E680S Features
Balanced spectrum, incorporating Grower's Choice's famous 3K Full Phase spectrum for superior growing power with the best LED diodes available.
Total Control
The ROI-E680S's onboard dimming functionality allows growers to set the ideal intensity at any stage of plant growth for optimal photosynthesis activation. Compatible with most lighting controllers including Grower's Choice Master Lighting Controller.
High Performance
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Total Output: 1770 μmol/s
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System Efficacy: 2.6 μmol/s
Even Light Distribution
Its precision design delivers uniform levels of photosynthetic flux density (PPFD)
Quality Components
Industrial manufacturer grade components with Top Bin diodes and ultra-efficient drivers.
ROI-E680S Spectrum

ROI-E680S Product Details
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Light Source: LED
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Spectrum: GC-3K Full Phase
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PPF: 1770 umol/s
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Input Power: 680W
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Efficacy: 2.6 umol/s
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Fixture Dimensions: 46.5"L X 42"W X 3.2"H (29lbs)
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Mounting Height: 26" (15.2cm) Above Canopy
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Thermal Management: Passive
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Dimming: 0-10V
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Light Distribution: 120°
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Lifetime: L90: >54,000 hrs
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Power Factor: >90%
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Certifications: DLC, IP65, ETL
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Warranty: 5 Years Standard Warranty

Max Amperage
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120V: 6.1A
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208V: 3.5A
- 240V: 3.0A
- 277V: 2.7A
ROI-E680S Specifications
Veg Footprint |
7' x 7'
|
Flower Footprint |
5' x 5' |
Power
|
680 watts
|
Spectrum
|
Full |
Light Output |
1770 umol/s |
HID/HPS Equivalent |
1000 watts |
Dimensions |
46.5" x 42" x 3.2"
|
Weight |
29 lbs |
Recommended Height |
12" - 18" |
Manufacturer's Warranty |
5 years |
Warranty & Return Policy
ROI-E680S Warranty: 5 Years
Grower’s Choice offers a warranty ONLY to purchasers of Grower’s Choice products that are bought through an authorized distributor. Warranties are only valid through the original purchaser with their purchase receipt. The warranty will not carry over to second-hand owners. All warranty claims must be submitted through the retail/online store purchased from or through Grower’s Choice. Customers must first ship back the defective units to be evaluated for repair or replacement (at their own cost). Once repairs or replacement has been processed Grower’s Choice will ship back the units, free of charge, as a courtesy (must be within the 48-contiguous states). If you are international, duty & taxes will be applied by customs & you will be liable for all fees. If products are misused, mishandled, or tampered with in any way your warranty will be voided indefinitely. In the event, you need to process another warranty claim & you have not closed out your previous warranty claim, no warranty will be processed, as your warranty has been voided. Do not throw Grower’s Choice products out or cut any power cords until approval is provided by Grower’s Choice via email. If expedited shipping is required for replacements, you will be liable for the cost & must notify Grower’s Choice right away. If you are unable to provide proof of defect for your warranty, you can request a return label. Once the product is returned to Grower’s Choice, it will be tested. In the event Grower's Choice is unable to identify a defect, you will be liable for round-trip shipping. If you are shipping a return to Grower’s Choice be sure to provide a picture via email of the drop-off receipt provided by UPS. This will provide confirmation that the package has been handed off to UPS & removes you from reliability if lost by UPS. It is always the purchaser’s responsibility to keep track of return shipping & replacement tracking. If you notice any delays or concerning notices on your tracking, reach out to Grower’s Choice right away, do NOT wait several days before contacting. TSL Horti-Tech and Growers Choice shall not be held responsible for any damage caused by the operation of the unit, be it incidental or consequential or any type including, without limitation, damage or injury caused to other products, machinery, or buildings. Nor will responsibility be accepted for loss of time or profit, or for any inconvenience caused in any way whatsoever.
Return policy:
Grower’s Choice ONLY accept returns within 30 days of purchase, in original packaging/unopened, & with prior authorization from Grower’s Choice representative or manager. A restocking fee of 25% will be charged on all returned items, as well as roundtrip shipping, once the inspection has been completed, a credit memo will be provided according to our inspection findings. If the return is opened/used, missing any items or is incomplete additional charges will be applied.
Free Shipping
We are proud to offer FREE SHIPPING to all orders of $50 or more with a physical address (no P.O. Boxes) within the contiguous United States. That means everywhere in the United States besides Alaska, Hawaii, and Puerto Rico. If you live in one of these locations, please contact us for a shipping quote.
Please note: We process all website orders Monday - Friday, 7 am - 4 pm. If you placed an order over the weekend or after hours, it will not get processed until the next business day.
Price Match Guarantee
We work very hard to ensure that we offer the absolute lowest prices online.
That means that if you find any authorized online retailer that has a lower price than us, just let us know and we'll match their price!
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For additional details please see our full Price Guarantee Policy here.