Skip to content
Black Friday Price Guarantee I 2024 Spider Farmer® SF4000 450W Samsung lm301H EVO LED Grow Light For 4×4’/5×5′ - Green Thumb Depot
Spider Farmer SF4000 450 Watt Samsung lm301H EVO LED Grow Light For 4×4’/5×5′

Spider Farmer SF4000 450 Watt Samsung lm301H EVO LED Grow Light For 4×4’/5×5′

See more by Spider Farmer
SKU: SF-4000

Official Distributor

Save 18%
$389.99
$319.99
Preview Icon

An Important Note on Pricing and Returns:

We believe in upfront pricing and fair policies—no hidden fees, no surprises, and easy, transparent returns. If you're comparing options, we encourage you to review competitors’ fine print carefully.

We've helped countless customers who had issues elsewhere, and we’re here to make sure that never happens to you.

Or

Monthly payments start at:

$8.88/mo

Learn More

Check Icon

Monthly Payment Start at:

$8.88/mo

Learn More

Contact us about commercial pricing

Notify me when back in stock

Check Icon Order Processed in 12 hours
Check Icon Free Shipping Over $200 (Exclusive Apply)
Check Icon No Sales Tax! (Outside Nevada, on most products)

Free Shipping

On most orders

Call Us

(833) 416-0375

Mon-Fri 9am-6pm CST

Lowest Price Guranteed

There is never a better price,

we can always price match

No Sales Tax

Absolutely no tax on any purchase

Easy Returns

Always hassle free

Free Shipping

Lowest Price Gurantee

No Sales Tax

Easy Returns

Is the Spider Farmer® SF4000 450W Samsung lm301H EVO right for me?

If you're an indoor gardener seeking a high-performance, energy-efficient, and versatile lighting solution, the Spider Farmer® SF4000 is an excellent choice. Suitable for cultivating vegetables, herbs, or ornamental plants, it offers the full spectrum of light necessary for all growth stages.

  • Features & Benefits
  • Product Specifications
  • What is included?
  • Warranty Policy

Spider Farmer® SF4000 450W Samsung lm301H EVO LED Grow Light

The Spider Farmer® SF4000 450W LED Grow Light is a premium option for both hobbyists and professional growers, delivering exceptional performance and efficiency.

  • Equipped with Samsung LM301H EVO LEDs for superior efficiency
  • Full-spectrum lighting suitable for all growth stages
  • Dimmable design allows precise light intensity control
  • Robust construction ensures long-lasting performance
  • Energy-efficient operation reduces electricity costs

Why choose the Spider Farmer® SF4000 450W Samsung lm301H EVO LED Grow Light?

This LED grow light distinguishes itself through its advanced LED technology, delivering high efficiency and a full spectrum ideal for various plant types. Its dimmable feature offers flexibility to adjust light intensity, catering to the specific needs of your plants throughout their growth cycle.

Why Spider Farmer?

Spider Farmer is renowned for its innovative LED grow lights, developed by a passionate team of horticulturists and engineers. They prioritize sustainability and efficiency, offering high-quality products that transform traditional plant cultivation methods.

Why Buy From Us?

At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.

FAQ Section

What is the actual power consumption of the Spider Farmer® SF4000 LED Grow Light?
The Spider Farmer® SF4000 LED Grow Light consumes approximately 450 watts of power.
What is the recommended coverage area for this grow light?
This light is designed to cover a 4x4 ft area during the flowering stage and up to a 5x5 ft area during the vegetative stage.
Does this light emit a full spectrum suitable for all plant growth stages?
Yes, it provides a full spectrum of light, including 3000K, 5000K, 660nm, and IR 760nm, suitable for all growth stages from seedling to harvest.
Is the light intensity adjustable?
Yes, the SF4000 features a dimming knob that allows you to adjust the light intensity to meet your plants' specific needs.
What type of LEDs are used in this grow light?
The SF4000 utilizes high-efficiency Samsung LM301H EVO LEDs, known for their superior performance and longevity.
Does this light require a cooling fan?
No, it features a fanless design with an aluminum heat sink for efficient passive cooling, ensuring silent operation.
Is this grow light suitable for both beginners and experienced growers?
Absolutely, its user-friendly design and high performance make it ideal for both novice and seasoned growers.

Specifications

Spider Farmer® SF4000 450W Samsung lm301H EVO LED Grow Light Specifications
Light Spectrum Full Spectrum (660-665nm, 3000K, 5000K, 760nm IR)
Weight 19.1 lbs (8.7 kg)
Voltage 100-277V AC
Power 450W ±5%
Coverage Area 4' x 4' (flowering), 5' x 5' (vegetative)
Dimensions 25.5” x 23.6” x 1.9”
PPF 1141 μmol/s
PPE 2.75 μmol/J

What’s in the Box?

The Spider Farmer® SF4000 450W Samsung lm301H EVO LED Grow Light includes:

  • Spider Farmer® SF4000 450W unit.
  • Power cables and connectors
  • User manual and installation guide.

Warranty Policy

Please check out the manufacturers website for Warranty related issues.

Is the Spider Farmer SF4000 450W LED Grow Light Right for Me?

The Spider Farmer SF4000 450W LED grow light is engineered for precision growers seeking high efficiency and full-spectrum performance. Utilizing Samsung LM301H EVO diodes, this bar-style light ensures even coverage with minimal hotspots. Ideal for 4x4 to 5x5 grow tents, it delivers powerful 450W output with excellent PPFD levels for strong growth and maximum yields.

Features & Benefits

Specifications

What is included?

Warranty & Returns

Features

Maximize your Plant Growth

The SF4000 delivers high-efficiency full-spectrum lighting with Samsung LM301H EVO diodes, providing superior light penetration and uniformity for all growth stages. With a quiet fanless design, durable aluminum construction, and optional GGS controller for smart scheduling and dimming, this 450W fixture is optimized for healthy, productive plant growth from seedling to harvest in 4×4 and 5×5 tents.

Passive Cooling – Fanless Design

Optional GGS Controller – Schedule / Dim

Full-Spectrum Output – Veg & Bloom

450W Power Consumption

1141 µmol/s PPF Output

High-Efficiency LEDs – 3.14 µmol/J PPE

Benefits of LED Grow Lights

LED grow lights offer numerous benefits for plant cultivation. They are energy-efficient, customizable in spectrum, emit minimal heat, and have a long lifespan. These qualities reduce costs, enhance growth, and promote environmentally friendly and low-maintenance cultivation practices.

Instant On/Off

It allows precise control over light cycles.

Full Spectrum Lighting

This promotes healthier and more robust plant growth.

Low Heat Emission

This reduces the risk of heat stress and saves them from damaging

Easy Installation

LED grow lights require less maintenance, saving you time and effort.

Optimized Light Output

Allows you to adjust the light spectrum to suit different plant types and growth stages

Power Saver

LED grow lights save energy, costs, and promote sustainable cultivation.

Durable Design

Constructed with top-quality materials, ensuring prolonged use in various conditions.

Consistent Output

Engineered for sustained performance, guaranteeing optimal light output over time.

wetanddry

Why Spider Farmer?

Spider Farmer is trusted by growers worldwide for delivering reliable, high-efficiency LED grow lights at an exceptional value. Their fixtures use premium Samsung LEDs, advanced drivers, and rugged construction designed to perform for years. With smart controls, strong warranties, and proven grow results, Spider Farmer provides professional-grade lighting at accessible prices, making it a top choice for home and commercial cultivators.

wetanddry

Spectrum Matters

The SF4000 provides a finely tuned full-spectrum output, combining white, blue, red, and IR wavelengths. Samsung LM301H EVO diodes plus 660nm and 760nm red/IR light ensure deep canopy penetration, uniform growth, and optimal flowering performance. This spectrum supports healthy plant development throughout every stage, from seedling to full bloom.

Optimized Full Spectrum

Combines white, red, and IR diodes to support veg, bloom, and full-cycle growth.

Deep Canopy Penetration

Algorithmically spaced LEDs reduce hotspots for even light distribution across the canopy.

High-Efficiency Output

Samsung LM301H EVO LEDs rated at 3.14 µmol/J for superior light quality and energy efficiency.

Why Thousands of Growers Choose to Work Exclusively with Greenhouse with plants

Green Thumb Depot Logo

Them Green Thumb Depot Logo

icons-no Support
icons-no Nearly impossible to reach a real person. Endless chatbot loops, auto-replies, and unreturned emails.
icons-no Real humans. We answer quickly. Always here, always helpful
icons-no Order Processing
icons-no Orders often sit for days before being acknowledged. No clear confirmation, updates, or timelines.
icons-no Orders are processed immediately. You'll receive confirmation, tracking, and real-time updates within hours.
icons-no Shipping
icons-no Slow, vague, and unoptimized. Basic carriers, minimal tracking, and delayed delivery windows.
icons-no Fast, insured, and fully trackable shipping — optimized for speed and visibility every step of the way.
icons-no Pricing
icons-no Hidden fees, bait and switch tactics, post purchase price increases.
icons-no Our relationships guarantee the lowest prices. Transparent and fair. No surprises at checkout, and no shady tactics after the sale.
icons-no Returns & Warranty
icons-no Hidden fees, bait and switch tactics, post purchase price increases.
icons-no Clear, honest, and fast. Our return policy is built to protect your investment, not dodge responsibility.
icons-no Support
icons-no Frustrating automated responses
icons-no Fast, helpful and always supportive
icons-no Order Processing
icons-no Delays and lack of communication
icons-no Instant processing and updates
icons-no Shipping
icons-no Slow, unreliable and delayed service
icons-no Fast, insured, trackable shipping
icons-no Pricing
icons-no Deceptive pricing practices
icons-no Lowest prices, no surprises
icons-no Return & Warranty
icons-no Frustrating, misleading return policies
icons-no Clear, honest return policy

FAQ Section

What spectrum does the SF4000 emit?
The SF4000 emits a full spectrum including 3000K, 5000K, 660nm, and 760nm, ideal for all growth stages from seedling to flowering.
What grow area does it cover?
Core coverage is 4x4 ft, with maximum coverage up to 5x5 ft.
Can it be used in grow tents?
Yes, it is compatible with standard 4x4 ft grow tents and works well with 6-inch fans for ventilation.
How many LEDs are in the SF4000?
The SF4000 is equipped with Samsung LM301H EVO diodes, providing highly efficient and uniform light output.
What is the power draw of the SF4000?
The SF4000 consumes 450W ±5% at AC120-277V.
Is it quiet during operation?
Yes, it features a passive cooling fanless design, ensuring quiet operation in indoor grow spaces.

Specifications

SPECS & DIMENSIONS

Weight 14.1 lbs / 6.38 kg
Dimension 25.51"L x 21.10"W x 1.97"H / 64.8 x 53.6 x 5 cm
LED Light Spectrum Full Spectrum: 2800–3000K, 4800–5000K, 660–665nm, 730–740nm
Power Consumption 450W ±5%

MATERIALS & POWER

Voltage and Current

  • Operates on standard household voltages (AC120–277V), drawing current accordingly.

LED Diodes

  • Samsung LM301H EVO LEDs with high efficiency and long lifespan.

Power Supply

  • External driver converts incoming voltage to optimal levels for the LED diodes.

LED Lights

Dimmability

  • Supports dimming via optional GGS controller to adjust intensity for different growth stages.
Brand Spider Farmer
SKU SF4000-2025
Weight (lb.) 14.1
Length (in.) 25.51
Width (in.) 21.10
Height (in.) 1.97
LED Light Spectrum Full Spectrum: 2800–3000K, 4800–5000K, 660–665nm, 730–740nm
LED Fixture Type Multi-Bar
LED Features Fanless Passive Cooling, Adjustable Spectrum, Dimmable via Controller
PAR Efficiency 3.14 μmol/J
User Manual PDF

What is Included?

What’s in the box.

  • 1× SF4000 LED Grow Light (with dimmer box)
  • 1× Power Cord
  • 4× YOYO Hanger Hooks
  • 1× User Manual for Installation

Warranty Policy

It's recommended to contact Spider Farmer for specific warranty information related to their LED grow lights. Please note that warranty details may vary depending on the product model, purchase location, and other factors.

>