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  • GGS SMART CONTROLLER
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    • GGS Pro Controller KitPremium
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  • GROW TENT KITS

    Complete Grow Tent Kits

    From robust grow lights to essential gardening tools, every item in the kit ensures a seamless and efficient growing experience. All you need to begin is your plants, some soil, and water.

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    Top Picks

      • SF1000D 100W Grow Tent Kit with Speed Knob Controller
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      • SF1000 100W Grow Tent Kit with Speed Knob Controller
      • SF2000 200W Grow Tent Kits with GGS Controller
      • SF2000 200W Grow Tent Kit with Speed Knob Controller
      • G3000 300W Grow Tent Kit with Speed Knob Controller
      • G3000 300W Grow Tent Kit with GGS Controller
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Spider Farmer SF-Glowr40 LED grow light with red spectrum, beneficial for indoor plant growth and flowering.
SF-Glowr40 PPFD
SF-Glowr40 IP65 Water-resistant
Spider Farmer SF-Glowr40 LED grow light with daisy chain design, allowing efficient linking of multiple lights for indoor plant growth.
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R40-7
Click to enlarge
Spider Farmer SF-Glowr40 LED grow light with red spectrum, beneficial for indoor plant growth and flowering.
SF-Glowr40 PPFD
SF-Glowr40 IP65 Water-resistant
Spider Farmer SF-Glowr40 LED grow light with daisy chain design, allowing efficient linking of multiple lights for indoor plant growth.
R40-8
R40-7
Home Full Spectrum LED Grow Lights Supplemental Light Spider Farmer®GlowR40 40W Deep Red Spectrum 660nm Supplemental LED Grow Light for Indoor Plants,Hanging Plug in Grow Lamp for Hydroponic Greenhouse Plants Seedling Veg
Spider Farmer Genius Grow System SensorPro Kits with CO2 Sensor and PAR Meter, Ideal for Optimizing Grow Tents, Grow Rooms $59.99
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Log in for Member Savings | Spider Farmer DWC Hydroponics Grow System with Top Drip Kit 7 Gallon Deep Water Culture with 15W Air Pump 4 Buckets $179.99

Spider Farmer®GlowR40 40W Deep Red Spectrum 660nm Supplemental LED Grow Light for Indoor Plants,Hanging Plug in Grow Lamp for Hydroponic Greenhouse Plants Seedling Veg

$79.99 Original price was: $79.99.$71.99Current price is: $71.99.

The SF-GlowR40 LED Grow Light (650-665nm) boosts photosynthesis during flowering and fruiting, ensuring strong plant growth.

Wattage– 40W (20W Each Light Bar; 2 pcs)
Light size: 2.06ft*0.15ft*0.12ft (1PCS)
Max Daisy Chain Number: 16 Single Bars (110V)/ 32 Single Bars (220V)

GlowR40 is suitable for under 500W as a reference. (SF2000 /SF4000 /G3000/G4500 /SE4500 /SE5000 /G5000), it can also be horizontally or vertically hung separately for any grow space. Designed to fit most lights for added safety and ease of use.

 

Fast Shipping

Same day delivery, 3-8 business days for the product to reach you.

After-Sale Service

Up to 5 years warranty. Best customer service.

The Cyber Monday sale will end on December 8nd.

Fit Guide

Check the following fit chart to find how many lights you need for your grow tent. For Bigger Growing Space, SF4000 / SF7000 / SE5000 / SE7000 will be more suitable.

SF SERIES
SF Tent Size # of SF1000 # of SF2000 # of SF4000 # of SF7000 SF FAN COMBO
2’x2’ 1 / / / 4 inch
3'x3' 1 1 / / 4 inch
4.5'x2' 2 1 / / 4 inch
4'x4' 4 2 1 / 6 inch
5'x5' 6 3 1 1 6 inch
SE SERIES
SF Tent Size # of SE3000 # of SE5000 # of SE7000 # of SE7000-730w SF FAN COMBO
2’x2’ 1 / / / 4 inch
3'x3' 1 1 / / 4 inch
4'x4' 1 1 / / 6 inch
5'x5' 2 1 1 1 6 inch
Size Guide
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Frequently Bought Together

+ Spider Farmer UV30 & IR16 LED grow light bar for plants, with UV and infrared light for enhanced growth – 23.6''
Price for both: $161.98 Original price was: $161.98.$153.88Current price is: $153.88. Save $8.10
  • Description
  • Reviews (0)
  • Q & A
  • WHY CHOOSE US
  • SPEC
Description
LIGHT TYPE GROWTH STAGE TYPICAL DURATION SCHEDULE SUGGESTIONS
Deep Red Flowering 2–4 hours Wake Up: Turn on Deep Red 10 min before main light
Daytime: Keep on during main light hours
Plant Sleep: Keep on 10 min after main light turns off
  • 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-GlowR40 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-GlowR40 is up to 16 light bars in series at 110V & Up to 32 light bars in series at 220V. SF-GlowR80 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 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.

 

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WHY CHOOSE US

1. Customer Satisfaction and Quality Products
Spider Farmer is a reputable brand in indoor and hydroponic gardening. Its products are widely used by farmers, hobbyists, and professionals. The company's mission is to help people grow healthy and vibrant plants in any environment. Spider Farmer continuously works to enhance and expand its product range to meet the evolving needs of its customers.

2. Best Prices Guarantee
Spider Farmer is committed to providing the best prices online for all our products. When you shop with us, rest assured that you are receiving the best online prices.

3.Enjoy Free and Discreet Shipping Across the USA
Our company is pleased to provide complimentary shipping to nearly every state in the USA, utilizing trusted couriers such as FedEx, UPS, USPS, and other reliable shipping providers. We understand the importance of privacy and will ensure that your package arrives discreetly.

4. Commitment to Customer Care
At Spider Farmer, we take responsibility for ensuring that our customers are always satisfied with their purchase. If anything is wrong, we guarantee to make it right, and you can reach us via call, email or message, and we will respond in about 1 business day or less.

5.Hassle-Free Returns and Refunds
In case your purchase does not meet your standards, we offer a hassle-free 30-day refund and return policy. Refer to our full return policy for details.

6.Dependable Global Shipping
We offer international shipping for all our products via FedEx, UPS, USPS, DHL, and other reputable couriers. To obtain a shipping quote, please proceed to the checkout process or get in touch with our customer service team for further assistance.

7. Buy Now, Pay Later with PayPal

Time and flexibility are on your side. Get what you want and break the payments up over weeks or even months.

8. Secure Payment Methods

We accept major credit and debit cards, PayPal, and bank transfers, and all card payments are processed through our encrypted SSL security processing system, ensuring that your identity is always protected.

Spider Farmer is dedicated to providing high-quality products and exceptional customer service to ensure a happy growing experience for all our customers.

SPEC

GlowR40 Specifications

Product Name GlowR40
Spectrum 650-665nm
Diode Amount 36 x 2=72 PCS
Power Draw 20W x 2 ±5% @ AC100-277V
Coverage Recommended main lights <500W
Light Size 62.7 x 4.5 x 3.7 cm (24.7'' x 1.77'' x 1.46'')
Net Weight 0.932 KG
Gross Weight 1.3 KG
Input Voltage AC100-277V
Amp 0.3505 A @ AC120V
0.1778 A @ AC240V
0.16 A @ AC277V
Frequency 50-60 Hz
Operating Temperature -20-35℃
Lifetime 50000 H
DB 0 dB
Power Cord Length 1.5 m (59.1'')
Interconnect Cable Length 1.4 m (55.1'')

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Log in for Member Savings | Spider Farmer DWC Hydroponics Grow System with Top Drip Kit 7 Gallon Deep Water Culture with 8W Air Pump 2 Buckets

10$ OFF when logged in
$109.99
Rated 5.00 out of 5
New Triangle Cover Design: The innovative triangle cover design allows for easy access to add water and measure liquid parameters, improving overall ease of use. With a 7-gallon capacity, it’s made from high-quality, corrosion-resistant PP (polypropylene) material that is lightweight and durable. Top Irrigation System: Equipped with an adjustable top drip irrigation ring, this system lets you finely adjust the irrigation speed. The 6-inch net cup is made from high-strength PP material, making it incredibly tough and able to provide strong support for healthy, lush plants. Powerful Air Pump: The system includes a powerful air pump that operates at 120V/60Hz, consuming 8W of power with a maximum airflow of 4*63.4 GPH (adjustable). When used with air stones, it effectively delivers oxygen to plant roots, ensuring healthy root development and promoting strong growth for indoor plants. DWC Hydroponic System Kit Includes: 2x 7-gallon DWC buckets, 2x triangle covers, 2x net cups, air pump, 2x air stones, 6 meters of 4/6mm black tubing, dry clay pebbles, 2x water level tubes, 2x drip irrigation rings, user manual, and other accessories.

NOTE:

Each DWC hydroponic bucket has a top diameter of 31cm.

  • For 2 buckets placed side by side, a tent width of at least 70cm is recommended.

  • For 4 buckets placed side by side, a tent width of at least 90cm is recommended.

Please ensure your grow tent is spacious enough for proper airflow and easy maintenance.

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-28%

Sale | 2026 New Version Spider Farmer® 5L Smart Cool Mist Humidifier with Temp & Humidity Sensor Smart APP Control Extendable Targeting Hose for Plants Indoor Grow Tent Room

$99.99 Original price was: $99.99.$71.99Current price is: $71.99.
Rated 4.91 out of 5
Smart App Control via GGS Series – Connect seamlessly with the 5L Humidifier and GGS Series for smart remote operation. Adjust mist levels, set schedules, and monitor humidity anytime, anywhere from your smartphone. GGS Temp Humid Light Sensor – This sensor tracks temperature, humidity, and day/night cycles inside the grow tent, optimizing plant conditions, helping you maintain the ideal environment for faster, healthier plant growth. Quiet & Efficient 5L Cool Mist Output – The large-capacity tank supports long, continuous misting with ultra-quiet operation, perfect for indoor gardens, grow tents, and small grow rooms. Extendable Hose for Targeted Mist – Flexible forked misting hose extends and adjusts easily, ensuring even distribution of humidity throughout your grow tent, reaching every corner your plants need it most. Optimized for Indoor Plant Health – Supports healthy transpiration, improves nutrient uptake, and reduces risks of mold or dryness by delivering balanced humidity tailored to your plant’s growth stage. User Manual
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spider farmer 3'' spice and herb grinder
Spider Farmer Herb Grinder with Kief Catcher

Spider Farmer 3″ Spice Pepper Grinder – 4-Piece Metal Grinder with Magnetic Lid

$19.99 Original price was: $19.99.$17.99Current price is: $17.99.
Rated 5.00 out of 5

Large 3-Inch Capacity With its generous 3-inch diameter, this grinder can handle larger amounts of herbs, spices, or flowers at once. The spacious design saves time and effort, making it an ideal choice for frequent users and anyone needing efficient, large-capacity grinding.

Premium Quality Metal Material Made from high-quality metal, this grinder is rust-resistant, sturdy, and built to withstand daily use. Its durable construction ensures long-lasting performance while maintaining its sleek, premium appearance over time.

Fast and Consistent Grinding The grinder is equipped with 45 diamond-shaped sharp teeth, ensuring a fast, smooth, and consistent grinding experience. Whether you’re preparing herbs, spices, or flowers, it guarantees uniform results every time for optimal use.

User-Friendly and Secure Design The grinder is designed with simplicity and durability in mind. Its anti-drop construction and robust materials ensure safe and reliable performance during everyday use.

Portable and Long-Lasting Compact yet robust, this grinder is built to withstand wear and tear while remaining portable enough for on-the-go use. Its anti-drop design makes it travel-friendly, ensuring it’s ready for any adventure without compromising on performance.

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-5%
4-inline fan-Speed Controller-RJ12-new
Inline Fan-GGS Controllable

Spider Farmer® 4″ Inch Inline Fan 205 CFM with Speed Controller RJ12 Port, Grow Tent Ventilation, GGS Controller Compatible

$83.99 Original price was: $83.99.$79.99Current price is: $79.99.
Rated 5.00 out of 5
An inline fan improves airflow, regulates temperature and humidity, and helps plants grow stronger. It removes hot, stale air from your grow space and brings in fresh air—creating a healthy environment for your plants to thrive. Perfect for Grow tents, hydroponic rooms, and other indoor growing setups that require quiet, reliable airflow with smart control options Package Includes:  1×4″ Inline fan, 1xSpeed Controller (GGS Controller Not Include)
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6-inline fan-Speed Controller-RJ12-new
Inline Fan-GGS Controllable

Spider Farmer® 6″ Inline Fan 402CFM with Speed Controller RJ12 Port, GGS Controller Compatible

$109.99 Original price was: $109.99.$99.99Current price is: $99.99.
Rated 5.00 out of 5
An inline fan improves airflow, regulates temperature and humidity, and helps plants grow stronger. It removes hot, stale air from your grow space and brings in fresh air—creating a healthy environment for your plants to thrive. Perfect for Grow tents, hydroponic rooms, and other indoor growing setups that require quiet, reliable airflow with smart control options. Package Includes:  1×6″ inline Fan, 1xSpeed Controller. (GGS Controller Not Include)      
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Spider Farmer® Hat

$13.99
Rated 5.00 out of 5
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Spider Farmer®6-Inch Grow Tent Clip Fan EC Motor, 10 Speeds Wind Control 10-Level Wide-Angle Oscillation, Waterproof IP54 for Optimal Plant Airflow

$59.99 Original price was: $59.99.$39.99Current price is: $39.99.
Rated 5.00 out of 5
2025 New Version: SMART VENTILATION CONTROL The clip fan links to the GGS Power Strip AC5/AC10 and GGS Controller via an RJ12 cable, enabling remote control through Bluetooth or the Spider Farmer APP. Seamlessly connect to the Spider Farmer GGS Series for smart control over fan speed, oscillation angle, and working time. Why Choose Our Clip-on Fan?
  • Strengthened Stems: Our Clip-on Fan mimics natural breezes, strengthening plant stems.
  • Enhanced Protection: Protects against mold, bud rot, and mildew for healthier growth.
  • Pest Resistance: Shields plants from fungus gnats and spider mites.
  • Improved Growth Conditions: Controls heat and humidity for faster growth and better harvests.
User Manual
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-10%
6 inch inline fan kits GGS controller-2509
Size of 6 inch inline fan-RJ12

Spider Farmer®6” Inline Fan Kits 402CFM with GGS Controller Carbon Filter & Ducting Combo Grow Tent Ventilation System

$209.99 Original price was: $209.99.$188.99Current price is: $188.99.
Rated 5.00 out of 5
  • Four operating modes can be selected
  • Set start & stop times
  • Set running & standby speeds
  • CO2 device On/Off control
The Spider Farmer Inline fan & carbon filters effectively remove unwanted odors, ideal for use in grow tents or enclosed grow areas. The Carbon Filters purify and filter out molds, spores, dust, pollen, odors, and other harmful particles. The temperature and humidity controller automates airflow, maintaining optimal growing conditions for better yields and healthier plants. It’s perfect for grow tents, hydroponic systems, and greenhouses. Package includes: 1pc 6-Inch inline fan, 1pc 6-inch carbon filter, 1xGGS controller (Do not include power supply, directly connect to the inline fan), 1xpre-filter, 1xducting, 2xduct filter vent cover, 4xsteel hangers, 3xclamps,  1x temperature and humidity sensor, 1×light adapter, 5x RJ12 cables, 1x RJ12 telephone line splitters
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