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Vivosun VSFD4500 Full Spectrum LED Grow Light Bar – 450W, Detachable Design with 6 Dimming Levels

by Vivosun
Save $180.00
Original Price $499.99
Current Price $319.99

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Description

High-Efficiency LED Grow Light for 4x4 Grow Tents

Take full control of your growing environment with this powerful full-spectrum LED grow light. Built for serious indoor growers, it delivers high PPFD uniformity through a detachable light bar, 6-stage dimming, and intelligent daisy-chain capability. Whether you’re optimizing a grow tent, climate room, or greenhouse — this model gives you pro-level efficiency without the bulk.

Vivosun VSFD4500  Full Spectrum Led Grow Light 450W header photo


✅ Quick-Glance Benefits

⚙️ Detachable Light Bar Easily remove for compact storage or quick installation
🌈 Full Spectrum Coverage 380–780nm range supports all stages of growth, with UV/IR
🔌 Daisy Chain Ready Link up to 30 lights for larger grow rooms or tents
📱 Smart Control Compatible Use with Vivosun GrowHub and App for advanced automation
🚚 Fast, Free U.S. Shipping Ships quickly and securely from U.S.-based warehouses



What’s Included

1x Vivosun VSFD4500 LED Grow Light Bar
1x Power Cable
1x Hanging Kit
1x Instruction Manual


Use It For

✔️ Full-Cycle Indoor Growing
✔️ 4x4 Grow Tent Cultivation
✔️ Seedling to Flowering Phases
✔️ Smart-Controlled Grow Rooms


🔍 Standout Features

💡 2.8 μmol/J High Efficiency Generates 40% more PPFD than traditional HID lights
🎛️ 6 Dimming Levels Manually or remotely adjust between 0%–100% in 25% increments
🔧 Built-in Driver Streamlined design makes installation and heat management easier
🔗 30-Light Daisy Chain Connect and manage up to 30 units from a single controller




Vivosun VSFD4500  Full Spectrum Led Grow Light 450W optimized light showing a spectrum map Vivosun VSFD4500  Full Spectrum Led Grow Light 450W showing par map Vivosun VSFD4500  Full Spectrum Led Grow Light 450W removable light bar showing how simple it is VIVOSUN VSFD4500 showcasing features that the light comes with VIVOSUN VSFD4500 multi dimming showcasing the top photo VIVOSUN VSFD4500 multiple dimming daisy chain showcasing the bottom photo VIVOSUN VSFD4500 growing tips VIVOSUN VSFD4500 connectable apps

Ready to upgrade your grow setup?

Order the Vivosun VSFD4500 Full Spectrum LED Grow Light Bar today and take full control of your growing environment — with smarter automation and reliable results.


Vivosun VSFD4500 Full Spectrum LED Grow Light Bar Specifications

 

Efficiency

2.8 μmol/J

Spectrum

Spectrum_Full Spectrums: 380nm-780nm, rich 660nm&730nm, UVA included

Dimmer

LED Input Power

450W

Smart Control

Power Factor

>0.9

Grow Light Controller

None

Dimming

25-100%

Model

VSFD4500

Built-in Circulaiton Fan

None

Spectral Tuning

None

Fix Dimensions

39"x29.6"x2.8"

Certification

FCC and IP65

Lifetime

>50,000 hours

Flower Coverage

4 x 4 ft.

Frequency

50-60 HZ


Vivosun VSFD4500  Full Spectrum Led Grow Light 450W User Manual 

Vivosun VSFD4500  Full Spectrum Led Grow Light 450W user manual

Vivosun VSFD4500 Full Spectrum LED Grow Light Bar Warranty

  • Manufacturer Warranty: 5 Years

  • Covers defects in materials and workmanship

  • Free return within 30 days of delivery

  • Support handled by Vivosun or our customer service team


FAQ

Q: Can I daisy chain multiple lights together?
A: Yes, the VSFD4500 supports up to 30 linked units with daisy chain capability.

Q: Does this light include UV and IR wavelengths?
A: Yes, it covers a full 380–780nm spectrum including UV, IR, 450nm, 660nm, and 730nm.

Q: Is it compatible with smart controllers?
A: Absolutely. The VSFD4500 works with the Vivosun GrowHub controller and app for remote and scheduled control.

Q: Will this fit in a 4x4 grow tent?
A: Yes, it is optimized for 4x4 coverage during flowering, and up to 5x5 for vegging.

Q: What’s the warranty?
A: The VSFD4500 is backed by a 5-year manufacturer warranty and 30-day return window.

 

Why Buy From US

Who We Are

At Garden GrowShop, we're not a faceless online retailer. We're a small, family-run business with real roots in the growing community. Every product we carry has been carefully chosen to meet the needs of both home growers and commercial operators — because we’ve walked in your shoes.

Personal, Knowledgeable Support
When you reach out to us, you’re not getting a canned reply or being passed between departments. You're talking to someone who actually knows the products, understands your challenges, and is here to help you succeed.

Transparent Pricing — No Gimmicks
We believe in fair, honest pricing. No inflated markups, no bait-and-switch tactics. If you ever find a better price on the same item, let us know — we’ll match it without the hassle.

Fast, Dependable Shipping
We ship directly from warehouses across the U.S. to get your order to you quickly and reliably. No inflated delivery timelines, and no surprise shipping fees — just smooth, on-time delivery you can count on.

A Partnership, Not a Transaction
Our customers stick with us because we treat them like partners. Whether you're outfitting a small indoor setup or managing a large-scale operation, we’re here to grow with you — not just sell you equipment.

Our Commitment
If something goes wrong, we don’t pass the buck. We work with you directly to make it right. That’s how we’ve built our business, and that’s how we plan to keep it.

Shipping/ Returns

Shipping Policy

Free Shipping Within the Continental U.S.
We offer free shipping on all orders shipped to addresses within the continental United States. There are no hidden fees, minimum order requirements, or handling charges. The price you see at checkout is the final price you pay.

Order Processing
Orders are typically processed within 1–2 business days (Monday–Friday). If an item is temporarily backordered or delayed, we’ll notify you by email with an updated shipping estimate.

Shipping Confirmation & Tracking
Once your order has shipped, we’ll email you a shipping confirmation that includes tracking information. You can use this to monitor the delivery status of your package in real time.

Estimated Delivery Time
Most orders arrive within 3–7 business days of shipping, depending on your location and the item’s warehouse origin. Freight items and oversized packages may take additional time.

Shipping Carriers
We use trusted carriers such as FedEx, UPS, USPS, and professional freight delivery services for large or heavy items. Depending on the size of your order, it may arrive in multiple packages or from multiple warehouses.

Delivery and Moving Disclaimer
Please note: We do not offer moving or installation services. For freight shipments or large items, carriers are only responsible for curbside delivery. Drivers are not required to move items inside your home, up stairs, or to specific locations. We strongly recommend having assistance available at the time of delivery for heavy or bulky shipments.

Address Accuracy & Order Changes
Please ensure your shipping address is correct at the time of checkout. Once an order has shipped, we are unable to change the delivery address or reroute the shipment. If you need to make changes to your order, contact us immediately after placing it.

Damaged or Lost Shipments
If your order arrives damaged or appears to be lost in transit, contact us within 48 hours of delivery (or expected delivery). We will work with the carrier to resolve the issue as quickly as possible.

Shipping Restrictions
We currently ship only to addresses within the continental United States. We do not ship to Alaska, Hawaii, U.S. territories, or international destinations.

Questions?
If you have questions about your order, delivery, or shipping process, feel free to reach out to us through our Contact Us page or via email. We’re here to help.

Start of Returns section 

Easy Returns, No Surprises

At Garden GrowShop, we stand behind the quality of every product we carry. But we also understand that sometimes things just don’t work out — and that’s okay. If you change your mind or the item isn’t quite what you expected, we’ve got you covered.

30-Day Return Guarantee

You have 30 days from the date of delivery to request a return for any reason. To start a return, simply email us at sales@gardengrowshop.com with your order number and we’ll walk you through the process.

Here’s what to expect:

  • You’ll receive clear return instructions from our team.

  • Once your item is received and inspected, we’ll issue a refund to your original payment method.

  • Items must be returned in “like new” condition, with all original packaging and accessories.

  • Return shipping costs are the responsibility of the customer.

“Like new” means no visible wear, damage, or missing parts. Items showing signs of use or misuse may not qualify for a refund.


Damaged or Defective Orders

If your order arrives damaged or defective, don’t worry — we’ll take care of it.

Here’s what to do:

  • Note any damage with the delivery driver when signing for the package.

  • Email photos and a description of the issue to sales@gardengrowshop.com on the same day you receive it.

  • We’ll cover the cost of return shipping and make sure a replacement is sent out quickly.

Please keep all original packaging in case a return is needed. This helps speed up the process and ensures a smooth resolution.


Order Cancellations

If you need to cancel your order, please contact us as soon as possible at sales@gardengrowshop.com or by phone.

  • Cancellations before shipment receive a full refund.

  • Cancellations after shipment will follow our standard return policy and may be subject to return shipping costs.


Important Return Notes:

  • Certain products may have brand-specific return restrictions, which will be noted on the product page.

  • Products purchased for temporary or single-use purposes (e.g. trade shows, promotional events) are not eligible for return.


We’re Here to Help

Our goal is to make returns and exchanges as easy as possible — with no stress and no surprises. If you’re unsure whether your order qualifies or just want to ask a question, don’t hesitate to reach out. We’re here to make sure you feel confident before and after your purchase.

Why Garden GrowShop?

We’re an authorized dealer for every brand we sell—so you’ll always get full manufacturer warranties, premium support, and authentic gear direct from the source.

✅ Fast, tracked shipping on all orders
✅ 100% safe and secure checkout
✅ No restocking fees on returns
✅ Friendly U.S.-based support when you need it

Have questions? We're here to help. Whether you're just getting started or scaling up a full grow, our experts can guide you to the right gear.

Description

High-Efficiency LED Grow Light for 4x4 Grow Tents

Take full control of your growing environment with this powerful full-spectrum LED grow light. Built for serious indoor growers, it delivers high PPFD uniformity through a detachable light bar, 6-stage dimming, and intelligent daisy-chain capability. Whether you’re optimizing a grow tent, climate room, or greenhouse — this model gives you pro-level efficiency without the bulk.

Vivosun VSFD4500  Full Spectrum Led Grow Light 450W header photo


✅ Quick-Glance Benefits

⚙️ Detachable Light Bar Easily remove for compact storage or quick installation
🌈 Full Spectrum Coverage 380–780nm range supports all stages of growth, with UV/IR
🔌 Daisy Chain Ready Link up to 30 lights for larger grow rooms or tents
📱 Smart Control Compatible Use with Vivosun GrowHub and App for advanced automation
🚚 Fast, Free U.S. Shipping Ships quickly and securely from U.S.-based warehouses



What’s Included

1x Vivosun VSFD4500 LED Grow Light Bar
1x Power Cable
1x Hanging Kit
1x Instruction Manual


Use It For

✔️ Full-Cycle Indoor Growing
✔️ 4x4 Grow Tent Cultivation
✔️ Seedling to Flowering Phases
✔️ Smart-Controlled Grow Rooms


🔍 Standout Features

💡 2.8 μmol/J High Efficiency Generates 40% more PPFD than traditional HID lights
🎛️ 6 Dimming Levels Manually or remotely adjust between 0%–100% in 25% increments
🔧 Built-in Driver Streamlined design makes installation and heat management easier
🔗 30-Light Daisy Chain Connect and manage up to 30 units from a single controller




Vivosun VSFD4500  Full Spectrum Led Grow Light 450W optimized light showing a spectrum map Vivosun VSFD4500  Full Spectrum Led Grow Light 450W showing par map Vivosun VSFD4500  Full Spectrum Led Grow Light 450W removable light bar showing how simple it is VIVOSUN VSFD4500 showcasing features that the light comes with VIVOSUN VSFD4500 multi dimming showcasing the top photo VIVOSUN VSFD4500 multiple dimming daisy chain showcasing the bottom photo VIVOSUN VSFD4500 growing tips VIVOSUN VSFD4500 connectable apps

Ready to upgrade your grow setup?

Order the Vivosun VSFD4500 Full Spectrum LED Grow Light Bar today and take full control of your growing environment — with smarter automation and reliable results.


Vivosun VSFD4500 Full Spectrum LED Grow Light Bar Specifications

 

Efficiency

2.8 μmol/J

Spectrum

Spectrum_Full Spectrums: 380nm-780nm, rich 660nm&730nm, UVA included

Dimmer

LED Input Power

450W

Smart Control

Power Factor

>0.9

Grow Light Controller

None

Dimming

25-100%

Model

VSFD4500

Built-in Circulaiton Fan

None

Spectral Tuning

None

Fix Dimensions

39"x29.6"x2.8"

Certification

FCC and IP65

Lifetime

>50,000 hours

Flower Coverage

4 x 4 ft.

Frequency

50-60 HZ


Vivosun VSFD4500  Full Spectrum Led Grow Light 450W User Manual 

Vivosun VSFD4500  Full Spectrum Led Grow Light 450W user manual

Vivosun VSFD4500 Full Spectrum LED Grow Light Bar Warranty

  • Manufacturer Warranty: 5 Years

  • Covers defects in materials and workmanship

  • Free return within 30 days of delivery

  • Support handled by Vivosun or our customer service team


FAQ

Q: Can I daisy chain multiple lights together?
A: Yes, the VSFD4500 supports up to 30 linked units with daisy chain capability.

Q: Does this light include UV and IR wavelengths?
A: Yes, it covers a full 380–780nm spectrum including UV, IR, 450nm, 660nm, and 730nm.

Q: Is it compatible with smart controllers?
A: Absolutely. The VSFD4500 works with the Vivosun GrowHub controller and app for remote and scheduled control.

Q: Will this fit in a 4x4 grow tent?
A: Yes, it is optimized for 4x4 coverage during flowering, and up to 5x5 for vegging.

Q: What’s the warranty?
A: The VSFD4500 is backed by a 5-year manufacturer warranty and 30-day return window.

 

Why Buy From US

Who We Are

At Garden GrowShop, we're not a faceless online retailer. We're a small, family-run business with real roots in the growing community. Every product we carry has been carefully chosen to meet the needs of both home growers and commercial operators — because we’ve walked in your shoes.

Personal, Knowledgeable Support
When you reach out to us, you’re not getting a canned reply or being passed between departments. You're talking to someone who actually knows the products, understands your challenges, and is here to help you succeed.

Transparent Pricing — No Gimmicks
We believe in fair, honest pricing. No inflated markups, no bait-and-switch tactics. If you ever find a better price on the same item, let us know — we’ll match it without the hassle.

Fast, Dependable Shipping
We ship directly from warehouses across the U.S. to get your order to you quickly and reliably. No inflated delivery timelines, and no surprise shipping fees — just smooth, on-time delivery you can count on.

A Partnership, Not a Transaction
Our customers stick with us because we treat them like partners. Whether you're outfitting a small indoor setup or managing a large-scale operation, we’re here to grow with you — not just sell you equipment.

Our Commitment
If something goes wrong, we don’t pass the buck. We work with you directly to make it right. That’s how we’ve built our business, and that’s how we plan to keep it.

Shipping/ Returns

Shipping Policy

Free Shipping Within the Continental U.S.
We offer free shipping on all orders shipped to addresses within the continental United States. There are no hidden fees, minimum order requirements, or handling charges. The price you see at checkout is the final price you pay.

Order Processing
Orders are typically processed within 1–2 business days (Monday–Friday). If an item is temporarily backordered or delayed, we’ll notify you by email with an updated shipping estimate.

Shipping Confirmation & Tracking
Once your order has shipped, we’ll email you a shipping confirmation that includes tracking information. You can use this to monitor the delivery status of your package in real time.

Estimated Delivery Time
Most orders arrive within 3–7 business days of shipping, depending on your location and the item’s warehouse origin. Freight items and oversized packages may take additional time.

Shipping Carriers
We use trusted carriers such as FedEx, UPS, USPS, and professional freight delivery services for large or heavy items. Depending on the size of your order, it may arrive in multiple packages or from multiple warehouses.

Delivery and Moving Disclaimer
Please note: We do not offer moving or installation services. For freight shipments or large items, carriers are only responsible for curbside delivery. Drivers are not required to move items inside your home, up stairs, or to specific locations. We strongly recommend having assistance available at the time of delivery for heavy or bulky shipments.

Address Accuracy & Order Changes
Please ensure your shipping address is correct at the time of checkout. Once an order has shipped, we are unable to change the delivery address or reroute the shipment. If you need to make changes to your order, contact us immediately after placing it.

Damaged or Lost Shipments
If your order arrives damaged or appears to be lost in transit, contact us within 48 hours of delivery (or expected delivery). We will work with the carrier to resolve the issue as quickly as possible.

Shipping Restrictions
We currently ship only to addresses within the continental United States. We do not ship to Alaska, Hawaii, U.S. territories, or international destinations.

Questions?
If you have questions about your order, delivery, or shipping process, feel free to reach out to us through our Contact Us page or via email. We’re here to help.

Start of Returns section 

Easy Returns, No Surprises

At Garden GrowShop, we stand behind the quality of every product we carry. But we also understand that sometimes things just don’t work out — and that’s okay. If you change your mind or the item isn’t quite what you expected, we’ve got you covered.

30-Day Return Guarantee

You have 30 days from the date of delivery to request a return for any reason. To start a return, simply email us at sales@gardengrowshop.com with your order number and we’ll walk you through the process.

Here’s what to expect:

  • You’ll receive clear return instructions from our team.

  • Once your item is received and inspected, we’ll issue a refund to your original payment method.

  • Items must be returned in “like new” condition, with all original packaging and accessories.

  • Return shipping costs are the responsibility of the customer.

“Like new” means no visible wear, damage, or missing parts. Items showing signs of use or misuse may not qualify for a refund.


Damaged or Defective Orders

If your order arrives damaged or defective, don’t worry — we’ll take care of it.

Here’s what to do:

  • Note any damage with the delivery driver when signing for the package.

  • Email photos and a description of the issue to sales@gardengrowshop.com on the same day you receive it.

  • We’ll cover the cost of return shipping and make sure a replacement is sent out quickly.

Please keep all original packaging in case a return is needed. This helps speed up the process and ensures a smooth resolution.


Order Cancellations

If you need to cancel your order, please contact us as soon as possible at sales@gardengrowshop.com or by phone.

  • Cancellations before shipment receive a full refund.

  • Cancellations after shipment will follow our standard return policy and may be subject to return shipping costs.


Important Return Notes:

  • Certain products may have brand-specific return restrictions, which will be noted on the product page.

  • Products purchased for temporary or single-use purposes (e.g. trade shows, promotional events) are not eligible for return.


We’re Here to Help

Our goal is to make returns and exchanges as easy as possible — with no stress and no surprises. If you’re unsure whether your order qualifies or just want to ask a question, don’t hesitate to reach out. We’re here to make sure you feel confident before and after your purchase.

Why Garden GrowShop?

We’re an authorized dealer for every brand we sell—so you’ll always get full manufacturer warranties, premium support, and authentic gear direct from the source.

✅ Fast, tracked shipping on all orders
✅ 100% safe and secure checkout
✅ No restocking fees on returns
✅ Friendly U.S.-based support when you need it

Have questions? We're here to help. Whether you're just getting started or scaling up a full grow, our experts can guide you to the right gear.