LED 680 W Model E 8 Bar
$2,547.49
LED 680 W Model E 8 Bar. A Pro Grow full-spectrum fixture with a folding eight-bar layout. The manufacturer’s 680W Model E brochure lists 1950 µmol/s photon output and 2.85 µmol/J efficacy for this model.
1 in stock
Description
LED 680 W Model E 8 Bar
LED 680 W Model E 8 Bar is a Pro Grow full-spectrum fixture with a folding eight-bar layout. The manufacturer’s 680W Model E brochure lists 1950 µmol/s photon output and 2.85 µmol/J efficacy for this model.
LED 680 W Model E 8 Bar specifications
| Model | Model E 8 Bar |
|---|---|
| Power | 680W |
| Manufacturer-rated photon output | 1950 µmol/s |
| Manufacturer-rated efficacy | 2.85 µmol/J |
| Spectrum | Full spectrum |
| LED array | Samsung LM301H white and Osram 660nm red |
| Frame | Folding eight-bar design |
An eight-bar canopy layout
The Model E spreads its light sources across eight bars instead of concentrating them in a single lamp. Check how that layout fits the available growing area and how you will reach the plants once the fixture is suspended. The folding design helps with handling and storage.
Compare the correct Model E specification
The 680W model is identified in the manufacturer’s brochure as an eight-bar full-spectrum fixture. Compare the product name and label when reviewing another Pro Grow light. Numbers from a different wattage or generation should not be used to choose this fixture or its accessories.
Dimming and mounting
The original product listing describes dimming and compatibility with a Pro Grow Smart Controller, sold separately. Check the supplied unit’s controller connections and driver arrangement before installation. Follow the instructions for mounting and remote-driver use, and confirm any required extension leads or control cables.
Reading the light figures
Photon output measures the photosynthetic light emitted each second. Efficacy relates that output to electrical input. Use both figures alongside the growing area and mounting height when comparing the Model E with another fixture. The light intensity at the plants also depends on the installation.
Choosing your LED 680 W Model E 8 Bar
Check the model name and the specifications above before ordering. Match the fixture to the space available, the stage of growth and the equipment you already use. If you need help comparing the LED 680 W Model E 8 Bar, send Hunter Hydro the details of your growing area and current lighting.
Review the supplied installation instructions before mounting the light. Calculate delivery by entering your suburb and postcode in the cart, then review the order total before checkout.
Browse our LED grow lights, contact Hunter Hydro or consult the manufacturer or distributor information for this range.
What the white and red LEDs do
The Model E array combines white Samsung LM301H LEDs with Osram 660nm red LEDs. The 660nm figure describes the red wavelength; the complete fixture is specified as full spectrum. It should not be confused with a red-only supplemental bar. Its eight light bars and folding frame are also distinct from the six-bar Model S.
Estimating electricity use
The 680W input is 0.68 kilowatts. A fixture operating at its rated input for 12 hours uses 8.16 kWh. At 18 hours the calculated use is 12.24 kWh. Multiply by the number of fixtures and your electricity tariff to estimate lighting cost. Actual dimmed consumption can differ, and these totals exclude ventilation and other equipment.
Output versus canopy readings
The 1950 µmol/s rating describes total fixture output. A PPFD meter measures light arriving per square metre at a particular location. Those are different measurements. Check several canopy positions rather than using the total-output number as a PPFD reading.
When laying out an eight-bar fixture, consider the edges as well as the centre of the canopy. Recheck light distribution when plant height or the mounting position changes. Follow the guidance for this exact Model E generation when setting output and distance.

Additional information
| Dimensions | 116 × 112 × 5 cm |
|---|







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