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Spider Farmer SF-Glow R40 Deep Red Supplemental LED Light Bar | 2 x 20W | IP65

Local Stock | 3 Years Manufacturers Warranty

SKU: LEDL75411-P




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The SF-Glow R40 Deep Red Supplemental LED Light Bar from Spider Farmer is like rocket fuel for your plants. The Glow R40 uses targeted 650-665nm light to turbocharge photosynthesis during flowering and fruiting, supercharging growth and crop yields. With an IP65 waterproof transparent lampshade and programmable digital timer, this 40W LED light bar (20W per bar, 2 bars included) provides versatile installation options - daisy chain up to 32 bars for maximum coverage.

Use horizontally or vertically, above or beside your main grow light for added power. The transparent shade allows you to view plants while the light works its magic. Spider Farmer's design focuses on plant benefits - maximizing photosynthesis and stressing plants just enough to boost production without damage. So give your crops the red-light special they deserve with the Glow R40 supplemental LED light bar from Spider Farmer - your fruits and flowers will thank you with bountiful harvests.


Red LED Light Diodes (650-665nm):

Utilizing the 650-665nm red light spectrum is crucial for plant growth stages. This specific wavelength of red light has been proven to play a vital role during the flowering and fruiting phases, enhancing yield.

IP65 Waterproof Transparent Lampshade: 

SF-Glow R60 is equipped with an IP65-rated waterproof transparent lampshade, effectively safeguarding LEDs and circuits from moisture impact. This feature ensures normal operation even in high-humidity environments, prolonging the product’s lifespan.

Daisy Chain Design: 

Designed with daisy chain capability. SF-Glow R40 is up to 16 light bars in series at 110V & Up to 32 light bars in series at 220V. SF-Glow R80 is up to 8 light bars in series at 110V & Up to 16 light bars in series at 220V.

Multiple Installation Methods:

Supporting various installation methods, including bottom, side, under-lighting, and top lighting of a tent or room. This flexibility addresses potential issues in plant growth, such as uneven light distribution due to varying plant heights, resulting in improved cultivation outcomes.

Digital Programmable Timer:

Featuring a digital programmable timer, allowing users to customize lighting schedules based on plant growth stages and specific requirements. This intelligent design contributes to maximizing plant productivity.


  • Model: SF-Glow R40
  • Spectrum: 650-665nm
  • Diode Amount: 36*2= 72PCS
  • Input Voltage: AC100-277V
  • Single Bar Wattage: 20W±5%
  • Amp:
    • 0.3505A@AC120V
    • 0.1778A@AC240V
    • 0.16A@AC277V
  • Frequency: 50/60HZ
  • Max Daisy Chain Number:
    • 16 Single Bars (110V)
    • 32 Single Bars (220V)
  • Single Bar Size: 627*45*37MM
  • Net Weight: 0.9KG
  • Package Weight: 1.3KG
  • Lifespan: 50,000Hours

In The Box

  • [2] x Light Fixture
  • [1] x AC Power Cord
  • [4] x Black Hanging Kits
  • [4] x Fixed Rod
  • [6] x Plastic Tie
  • [1] x Timer
  • The light can be returned or replaced within 30 days after delivery, in the precondition of non-artificial damage.
  • 90 days ALL FREE warranty. Free components, repairing, and service can be provided within 3 months after delivery.
  • 5 years of free components can be provided.
  • 3 month -1 year: Free components, shipping fees of returning. The buyer needs to pay 1-way shipping fees and repair fees.
  • 1 year - 5 years: Free components. Buyer needs to pay 2-way shipping fees and repairing fee