What is the return policy?

Most unopened items in new condition and returned within 90 days will receive a refund or exchange. Some items have a modified return policy noted on the receipt or packing slip. Items that are opened or damaged or do not have a receipt may be denied a refund or exchange. Items purchased online or in-store may be returned to any store. Online purchases may be returned via a major parcel carrier. Click here to initiate a return.

Is the Spider Farmer® SF4000 suitable for both vegetative and flowering stages?

Yes, the SF4000 offers a full spectrum of light, making it suitable for both vegetative and flowering stages of plant growth.

What type of diodes does the Spider Farmer® SF4000 use?

The SF4000 is equipped with Samsung LM301B diodes, known for their efficiency and longevity.

How large of an area can the Spider Farmer® SF4000 cover?

The SF4000 is ideal for covering grow areas of approximately 4x4 feet to 5x5 feet.

Is the Spider Farmer® SF4000 LED Grow Light certified for safety and performance?

Yes, the SF4000 meets strict standards and is certified with CE, RoHS, ETL, and UL listings.

Is there a warranty for this product?

Please check the warranty tab on this page for warranty information.

How long will shipping take?

Please check our shipping policy here for shipping information.

What is the return policy?

Please check our return policy here for return policy information.

2025 Spider Farmer® SF4000 450W Samsung lm301H EVO LED Grow Light For 4×4’/5×5’

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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 The Growing Mart, 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

Name: 2025 Spider Farmer® SF4000 450W Samsung lm301H EVO LED Grow Light For 4×4’/5×5’
Brand: Spider Farmer
SKU: SF-4000
Price: 329.99 USD
Availability: InStock

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.

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2025 Spider Farmer® SF4000 450W Samsung lm301H EVO LED Grow Light For 4×4’/5×5’

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