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Grower’s Choice ROI-E420 LED Grow Light

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$684.15
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Introducing the ROI-E420 full spectrum, compact horticulture LED fixture. Utilizing Grower's Choice proven 3K full PAR spectrum, this LED is perfect for professional cultivators and grow enthusiasts alike, who require a powerful LED fixture with a lower profile frame. This new, sleek LED is also perfect for the hobby growers or entry level professional cultivators who want to maximize their yields while working with limited space. This fixture performs best using a 4ft x 4ft veg and 3.5ft x 3.5ft flowering footprint, perfect for compact gardens and cultivation tents. 


Grower’s Choice New ROI-E420 LED Grow Light

FEATURES:

Balanced spectrum, Incorporating Grower's Choice famous GC-3K Full Phase Spectrum for superior growing power with best possible LED diodes available.

HIGH PERFORMANCE: 
1090 μmol/s Total Output  |  2.6 μmol/s System Efficacy

ENERGY SAVING & EASY HVAC: 
Up to 40% energy saving  |  40% less HVAC requirement

TOTAL CONTROL: 
With onboard dimming function, growers can set the ideal intensity at any stage of plant growth for optimal photosynthesis activation. Also, it is compatible with most lighting controllers including Grower's Choice Master Lighting controller.

EVEN LIGHT DISTRIBUTION: 
Precisely designed to deliver uniform levels of photosynthetic flux density, (PPFD).

QUALITY COMPONENTS: 
Industrial grade manufactured with Osram Top Bin Diodes and ultra efficient driver.


POWER (120-277 VAC)
AMPERAGE (4.0A, 2.5A, 2.0A, 1.8A)


SPECIFICATIONS:

Light Source: LED

Spectrum: GC-3K Full Phase

PPF: 1090 PPF

Input Power: 420W

Efficacy: 2.6 μmol/s

Fixture Dimension/Weight: 35.3"L x 34.6"W x 3.2"H/19.4lbs | 89.6cm L x 88cm W x 8.1cm H/8.8kg

Mounting Height: 6"-24" depending on application

Thermal Management: Passive

Dimming: 0-10V

Light Distribution: 1200

Lifetime: L90:>54,000 hrs

Power Factor: >90%

Certifications: IP65, CE, UL 8800, UL 1598, DLC

Warranty: Growers Choice offers an incredible 3 year warranty on their light. If you ever have issues related to a manufacturer defect they will send you a shipping label so you can return it for free. Can't go without your light during the warranty claim? No problem, put a deposit down and they will ship you a new light before having you return the other one.

Total Control:

The ROI-E420 is controllable with Grower's Choice Master Controllers and is compatible with all quality master controllers. Cultivators can set the fixture to turn off and on at desired times, program sunrise/sunset settings, program dimming options and set protective fail safes to dim or turn off fixtures in the event of excessive room temperatures, such as in the event of HVAC failure, potentially saving gardens from heat damage.

Happy Hydro Grower's Choice Master Control

Output Range: 10%~115%

Number Of Ballasts Per Output: 100 Max

Max Cable Length Per Group: 100M

Control Voltage Outputs: 2 Group, A/B

Temperature Sensor: 2 Group, A/B

Overheat Protection: Yes

Sunrise/Sunset Period: Yes

Setup Ballast Type: 1000W/945W/750W/630W/600W/500W/315W

Alarm Port: 2 Group, NO/NC

ECM Port: 2 Group, NO/NCCE

Input Voltage: 5VDC // 2000mA

 

Don't wait for your next crop. Learn about our financing  👉 here.

Use coupon code HAPPY for 5% off at checkout & click add to cart now!

Shipping & Returns
All orders ship free to the continental USA. Returns are easy, just send an email to help@happyhydro.com with your order number within 30 days of purchase. 
Here are 5 more great reasons to buy from us:

   

You get a full 30 days to return your item to us. If it doesn't fit, it breaks, you've changed your mind or for no reason whatsoever simply send it back to us and we'll cheerfully refund you every cent.

Returns are easy, simply contact us with your order number and send your item to our returns center for fast processing. We'll get you a replacement or refund in a snap!

In the unlikely event that you find your item cheaper at another online store, just let us know and we'll beat the competitor's pricing hands-down.

We insist that you love everything you buy from us. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again.

Ordering from Happy Hydro is 100% safe and secure so you can rest easy. Your personal details are never shared, sold or rented to anyone either.

Introducing the ROI-E420 full spectrum, compact horticulture LED fixture. Utilizing Grower's Choice proven 3K full PAR spectrum, this LED is perfect for professional cultivators and grow enthusiasts alike, who require a powerful LED fixture with a lower profile frame. This new, sleek LED is also perfect for the hobby growers or entry level professional cultivators who want to maximize their yields while working with limited space. This fixture performs best using a 4ft x 4ft veg and 3.5ft x 3.5ft flowering footprint, perfect for compact gardens and cultivation tents. 


Grower’s Choice New ROI-E420 LED Grow Light

FEATURES:

Balanced spectrum, Incorporating Grower's Choice famous GC-3K Full Phase Spectrum for superior growing power with best possible LED diodes available.

HIGH PERFORMANCE: 
1090 μmol/s Total Output  |  2.6 μmol/s System Efficacy

ENERGY SAVING & EASY HVAC: 
Up to 40% energy saving  |  40% less HVAC requirement

TOTAL CONTROL: 
With onboard dimming function, growers can set the ideal intensity at any stage of plant growth for optimal photosynthesis activation. Also, it is compatible with most lighting controllers including Grower's Choice Master Lighting controller.

EVEN LIGHT DISTRIBUTION: 
Precisely designed to deliver uniform levels of photosynthetic flux density, (PPFD).

QUALITY COMPONENTS: 
Industrial grade manufactured with Osram Top Bin Diodes and ultra efficient driver.


POWER (120-277 VAC)
AMPERAGE (4.0A, 2.5A, 2.0A, 1.8A)


SPECIFICATIONS:

Light Source: LED

Spectrum: GC-3K Full Phase

PPF: 1090 PPF

Input Power: 420W

Efficacy: 2.6 μmol/s

Fixture Dimension/Weight: 35.3"L x 34.6"W x 3.2"H/19.4lbs | 89.6cm L x 88cm W x 8.1cm H/8.8kg

Mounting Height: 6"-24" depending on application

Thermal Management: Passive

Dimming: 0-10V

Light Distribution: 1200

Lifetime: L90:>54,000 hrs

Power Factor: >90%

Certifications: IP65, CE, UL 8800, UL 1598, DLC

Warranty: Growers Choice offers an incredible 3 year warranty on their light. If you ever have issues related to a manufacturer defect they will send you a shipping label so you can return it for free. Can't go without your light during the warranty claim? No problem, put a deposit down and they will ship you a new light before having you return the other one.

Total Control:

The ROI-E420 is controllable with Grower's Choice Master Controllers and is compatible with all quality master controllers. Cultivators can set the fixture to turn off and on at desired times, program sunrise/sunset settings, program dimming options and set protective fail safes to dim or turn off fixtures in the event of excessive room temperatures, such as in the event of HVAC failure, potentially saving gardens from heat damage.

Happy Hydro Grower's Choice Master Control

Output Range: 10%~115%

Number Of Ballasts Per Output: 100 Max

Max Cable Length Per Group: 100M

Control Voltage Outputs: 2 Group, A/B

Temperature Sensor: 2 Group, A/B

Overheat Protection: Yes

Sunrise/Sunset Period: Yes

Setup Ballast Type: 1000W/945W/750W/630W/600W/500W/315W

Alarm Port: 2 Group, NO/NC

ECM Port: 2 Group, NO/NCCE

Input Voltage: 5VDC // 2000mA

 

Don't wait for your next crop. Learn about our financing  👉 here.

Use coupon code HAPPY for 5% off at checkout & click add to cart now!

Shipping & Returns
All orders ship free to the continental USA. Returns are easy, just send an email to help@happyhydro.com with your order number within 30 days of purchase. 
Here are 5 more great reasons to buy from us:

   

You get a full 30 days to return your item to us. If it doesn't fit, it breaks, you've changed your mind or for no reason whatsoever simply send it back to us and we'll cheerfully refund you every cent.

Returns are easy, simply contact us with your order number and send your item to our returns center for fast processing. We'll get you a replacement or refund in a snap!

In the unlikely event that you find your item cheaper at another online store, just let us know and we'll beat the competitor's pricing hands-down.

We insist that you love everything you buy from us. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again.

Ordering from Happy Hydro is 100% safe and secure so you can rest easy. Your personal details are never shared, sold or rented to anyone either.