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Grow Light Set — 1240W All-in-One Top + Under-Canopy LED Grow Light Kit

A first on the market: one SKU pairing a 1000W top light with two 120W under-canopy bars, delivering 3,596 µmol/s at 2.9 µmol/J with red, blue, UV and IR. Patent-pending, ready for beginners, research rooms and small grows, and packaged for e-commerce sellers who want a listing nobody else has.

SLTMAKS Grow Light Set: 1000W top light plus two 120W under-canopy lights
1000W + 2× 120WTop light + under-canopy in one set
2.9µmol/J photon efficacy
3,596µmol/s total PPF
Dual layerDimming · Daisy Chained

Why Choose the Grow Light Set

The highest-yield rooms we supply run two layers of light. This set puts that configuration in one order.

Why choose the Grow Light Set
🧩 All-in-one dual layerOne 1000W top light plus two 120W under-canopy lights: the configuration our documented dual-layer project used to reach 1,372 lbs across 6,000 sq ft.
🌱 Under-canopy bars reach the shadeLower flowers that a top light alone leaves shaded get direct light, and the yield difference shows up in the lower branches first.
⚡ 3,596 µmol/s at 2.9 µmol/JTotal output across both layers, on the same LED and driver platform as the rest of the range.
🎛️ Dimming and daisy-chain controlBoth layers run on the same control infrastructure, so one schedule can drive the whole room.
📦 One SKU to orderOne part number, one shipment, one spares list: simpler procurement than assembling a dual-layer room from separate catalogues.
📚 Backed by field dataThe dual-layer reference project (200 × top light + 600 × under-canopy bars) is documented on our case studies page.

Spectrum

One spectrum platform across both layers.

Both layers ship a full spectrum with red, blue, UV and IR: the 1000W top light drives the canopy, the 120W under-canopy bars light the lower flowers. Spectrum customisation to your crop protocol is available under OEM/ODM.

We do not publish a generic spectral power distribution curve. Published curves are generic catalogue graphics rather than a measurement of this fixture. A measured spectral report for your configuration is available on request and ships with the order.

Pro tip. Run the top light at full output and let the under-canopy bars do their own work: dimming the top layer to chase uniformity is often a sign the room wants under-canopy light, not less top light.

Specifications

Values apply to the complete set (top light plus two under-canopy bars). Efficacy is verified per production batch on our in-house integrating sphere; the test report ships with the order.

Grow Light Set — technical data
Includes1× 1000W top light + 2× 120W under-canopy lights
Total power1240W
Total photon flux (PPF)3,596 µmol/s
Photon efficacy (PPE)2.9 µmol/J
SpectrumFull spectrum with red, blue, UV and IR
FunctionDimming · Daisy Chained
VoltageAC 100–277V; 347V–480V optional
LEDsSamsung / Osram / Epistar / SMD
DriverCE / UL Driver
Lifespan>50,000 hours
Warranty3–5 years (optional, model-dependent)
CertificationsETL · DLC · CE · RoHS — see full certificate list
CustomisationSpectrum, PPFD, logo, LED brand, housing colour, driver, style, design — OEM / ODM details

Voltage, warranty term and certification scope are confirmed per order configuration. Nothing on this page is a final offer: send your room details for a configured quotation.

Application Scenarios

Where the Grow Light Set fits
🌿 Dense-canopy flower roomsTop light drives the canopy while under-canopy bars reach the lower flowers that would otherwise be shaded.
📚 Dual-layer conversionsA documented path to the configuration behind our 1,372 lbs dual-layer reference project.
📦 One-SKU procurementPurchasing one set instead of two product lines: one order, one shipment, one spares list.
🔁 Standardised multi-room fitsEvery room gets the same proven dual-layer recipe, from install through spares.
🌱 Full-cycle facilitiesDim the top layer for veg cycles and run both layers full for flower.

Energy Snapshot

At full output on a 12/12 flowering photoperiod, the complete 1240W set draws about 14.9 kWh per day. Dimming brings that down further, and the exact draw of your configuration is confirmed in the test report that ships with each order.

Shipping & Lead Time

Like the Numbers? Get Your Configuration Priced.

Send your room size and target PPFD, we reply with a fixture count, a layout and a configured quotation.

Get Quote →

Sizing a Grow Light Set for Your Room

We do not publish a generic PPFD table, because the same fixture reads very differently at 12 in and at 36 in, over reflective walls or open aisles. Instead, send your room and we return a layout.

Room dimensions

Canopy footprint, ceiling height, aisle width, and whether the space is sealed or ventilated.

Existing lighting

If you run single-layer lighting today, send the fixture count and wattage: we map the dual-layer upgrade and the expected lower-canopy gain.

Fixture map

You get a fixture count, wattage per fixture, bar configuration, and estimated canopy-level PPFD with stated assumptions.

Quotation

Configured pricing, warranty term, and lead time for your quantity.

FAQ

What exactly is in the set?

One 1000W top light and two 120W under-canopy lights, 1240W total, delivering 3,596 µmol/s at 2.9 µmol/J. One part number covers the complete dual-layer room.

Why add under-canopy lighting at all?

A top light alone shades the lower flowers: the canopy intercepts most photons before they reach the lower branches. Under-canopy bars light that layer directly. In our documented dual-layer project, 200 × 1000W top lights plus 600 × 120W bars produced 1,372 lbs across 6,000 sq ft.

Can I dim the two layers separately?

Both layers run dimming and daisy-chain control on the same platform. The exact channel configuration for independent layer control is confirmed per order: tell us how you want to run the room and we configure accordingly.

Can I get a custom spectrum, my own logo and my own housing colour?

Yes. OEM/ODM covers spectrum, PPFD target, logo, LED brand, housing colour, driver, style and design, plus optional smart controllers and apps. Samples are typically ready in 1–5 days and mass production runs 15–35 days depending on volume.

What is the warranty and what does it cover?

3–5 years optional, model-dependent, covering the fixture and driver. Terms are stated on the quotation so there is no ambiguity at delivery.

Keep Reading

Send Your Room, Get a Fixture Map

Dimensions, ceiling height, and your current lighting if you have it. We reply with a layout, a PPFD estimate and a configured quotation.

Request A Quote →