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Commercial sourcing · OEM/ODM · Project matching

Commercial Under-Canopy Grow Lights

Put supplemental photons below dense crop canopies without adding more load overhead.

  • Model shortlist for your market
  • Specification and document comparison
  • Sample, branding and production coordination
Commercial cultivation room with linear LED lights installed below a dense plant canopy
Commercial horticultural lighting application.
What it is: Under-canopy lighting uses slim linear fixtures below or beside a dense crop canopy to illuminate lower leaves and flowering sites that receive limited light from overhead fixtures.

Best-fit applications

  • Dense indoor flowering rooms
  • Single-level commercial cultivation
  • Rows with weak lower-canopy PPFD
  • Retrofits where overhead electrical capacity is limited

What we coordinate

  • Candidate supplier platforms matched to voltage, crop and quantity
  • Side-by-side datasheet, control and document review
  • Private label, cable, plug, packaging and spectrum options
  • Sample order, production milestones and pre-shipment inspection handoff

Selection matrix

Lock these requirements before comparing prices

Use the same inputs for every supplier so quotations remain comparable.

DecisionAvailable directionInformation needed
Fixture format4 ft or 8 ft linear bars; single- or dual-channel platformsRow length, aisle clearance and service access
Optical distributionWide-angle or two-sided output for the lower canopyTarget area, spacing and shadow pattern
Power and spectrumFull-spectrum white + deep red; optional independent channelsCrop stage, top-light spectrum and available circuit load
EnvironmentHigh-humidity and wash-down capable platforms availableRequired IP rating, cleaning method and ambient temperature
Controls0–10 V, PWM or networked control optionsController brand, zones and dimming schedule
WiringStandalone or daisy-chain row architectureVoltage, plug, cable length and fixtures per circuit

Fast RFQ

Send one brief. Receive relevant candidate configurations.

Include the fields below and we can route the enquiry to suitable manufacturing partners, compare responses and return a clearer shortlist.

  • Crop and growth stage
  • Room and bench dimensions
  • Existing top-light model and schedule
  • Desired lower-canopy target or problem to solve
  • Mains voltage and control protocol
  • Target market, quantity and delivery window

Commercial support

Suitable for distributors, cultivation facilities, contractors, integrators and private-label buyers.

  • Sample and production enquiries
  • Target-market document requests
  • Custom spectrum and control discussions
  • Packaging and branding requirements
Start This Enquiry

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Under-Canopy Grow Lights: buyer questions

Is under-canopy lighting the same as interlighting?

The terms overlap, but under-canopy usually means fixtures placed below a dense indoor canopy. Greenhouse interlighting normally places modules within tall vine crops such as tomatoes or cucumbers.

Can under-canopy bars connect in a row?

Yes. Candidate platforms can be shortlisted for end-to-end or cable daisy-chain layouts. The safe quantity per circuit depends on input voltage, fixture power and connector rating.

What documents can be requested?

Ask for the exact model datasheet, spectrum and photometric files, safety listing or test report applicable to the target market, IP evidence where relevant, warranty terms and installation instructions.

Need certification context? Read the global LED grow light compliance guide.

Have a target spec or competitor model?

Send the link, datasheet or required performance. We will use it as the comparison baseline.

Get a Sourcing Response

Choosing under-canopy LED grow lights for your order

Under-canopy projects are usually planned around the row rather than the room ceiling. Provide the bed length, available space below the canopy and access needed for irrigation and crop work. Compare bar placement, connecting leads and how a row can be disconnected for maintenance.

Order comparison for under-canopy LED grow lights
DecisionWhat to compare
Row layoutBed length, light position and crop-work access
ConnectionsJoining cables and power-entry positions
RolloutTrial rows, expansion quantity and spare modules

Wholesale and project order planning

For a trial-to-expansion order, separate the first test rows from the eventual facility quantity. Keep the connector, mounting and control arrangement consistent in both quotations. Include the main lighting schedule so supplemental channels can be discussed alongside existing overhead fixtures.

Related product options

What should I include in a under-canopy LED grow lights quotation request?

Include row layout, connections, rollout, destination, quantity and the required delivery window. Attach a drawing or reference product so the quoted configuration and accessory list can be compared on the same basis.

Request a under-canopy LED grow lights quote