ULTRA 400
Discontinued / Legacy Model
Special for Vegetative Stage
Slim Profile LED Grow Light

ULTRA400 led veg light grow light for veg clone seedling

Ultra400 LED Veg Light Overview

The Ultra400 400W LED veg light is designed for vegetative growth in hydroponic systems, perfect for commercial and home growers. Its slim, flat profile maximizes vertical space in grow racks, enhancing airflow. With a blue + white spectrum and 651µmol/(m2*s) PPFD, this energy-efficient LED grow light supports robust seedlings and clones. The foldable design, IP65 waterproof rating, and TrolMaster compatibility ensure easy setup and durability. Backed rebate-eligible, it’s a sustainable choice.

 

FEATURES & BENEFITS

  • Reduces internodal spacing, increase root development with blues + white spectrum
  • Dimmable tailored spectrum specifically for vegetative growth only before flowering stage
  • Optimal 400-watt design for the most efficient vegetative (veg) stage
  • Delivers 651µmol/(m2*s) PPFD for the veg stage
  • Ideal for vertical cultivation, with a design that maximizes space efficiency
  • Designed for commercial use, supporting 208-277V power outlets for robust performance
  • Hassle-free setup with a foldable design—simply open and use, no assembly required
  • IP65 waterproof rating ensures durability and protection from the elements
  • Eligible for energy rebates

DIMMABLE SPECTRUM

DIMMING
0 75%
PERFORMANCE DATA MAX. POWER @ 12″ HEIGHT
PPF 1120 μmol/s
PPFD 651µmol/(m2*s)
PPE 2.8 µmol/J
MAXIMUM POWER ELECTRICAL DATA
AC VOLTAGE120V208V240V277V
AC CURRENT3.33A1.92A1.67A1.44A
AC POWER413.9W402.8W401.7W400.2W
POWER FACTOR0.990.980.970.96
RECOMMENDED SET-UP
VEG4’X4′ AREA
DATA
WATTAGE 400W
INPUT VOLTAGE 120V-277V
CONTROLLER TROLMASTER+LMA14
CONTROL 0-10V dimming (0-100%)
DAISY CHAIN PORT RJ12
MOUNTING HEIGHT 36 INCHES ABOVE CANOPY
POWER FACTOR >0.9
tdERMAL MANAGEMENT Passive
WORKING TEMPERATURE 0ºF ~ 104ºF
DIODE LIFETIME L90: >36,000 hrs
DRIVER TIME >50,000 hrs
CERTIFICATIONS ETL
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Why Choose the Ultra800 LED Veg Light for Hydroponics?

The Ultra400 400W LED grow light is a specialized solution for the vegetative stage of hydroponic cultivation, ideal for both commercial and home growers. Its slim, flat design is perfect for vertical grow racks, maximizing space efficiency and improving airflow in multi-tier setups, which is crucial for healthy plant development. Delivering 500-600 PPFD with a tailored blue + white spectrum, this LED grow light reduces internodal spacing and promotes strong root growth, ensuring vigorous seedlings and clones. The foldable design simplifies installation, while the IP65 waterproof rating guarantees durability in humid environments, making it a reliable choice for vertical farming.

Energy efficiency is a hallmark of the Ultra400 LED grow light, offering significant savings compared to traditional fluorescent or HPS lights. Its high photon conversion rate and passive cooling system minimize heat output, reducing the need for additional cooling equipment. Compatible with TrolMaster Hydro-X systems via an LMA-14 adapter, it supports precise automation for lighting schedules, benefiting both professional and hobbyist growers. Designed for commercial use with 208-277V support, it’s also DLC UL-listed and eligible for utility rebates. The Ultra400 ensures long-term performance for hydroponic vegetative growth.

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Integration with TrolMaster System

Our Classic Series Grow Lighting, Ultra Series Grow Lighting and Beast Series Grow Lighting are fully compatible with the TrolMaster System, including the HYDRO-X SYSTEM, AQUA-X SYSTEM, TENT-X SYSTEM, and CARBON-X SYSTEM, with the use of the Adapter LMA-14. This seamless integration allows for a comprehensive control and monitoring solution, empowering growers to manage their indoor cultivation environments effortlessly.

 

Tailored Horticultural Lighting

The Classic Series, Ultra Slim Series and Beast Series are advanced full-spectrum LED matrix horticultural grow lights, meticulously designed to cater to the diverse needs of indoor growers. These lights offer customizable settings, allowing growers to adjust light intensity, spectrum, and duration according to specific plant requirements, resulting in improved crop yields and quality.

 

Efficient and User-Friendly Solution

Designed to provide optimal lighting conditions for plant growth, the Classic Series, Ultra Slim Series and Beast Series, in conjunction with the TrolMaster System, offer an efficient and user-friendly solution for modern horticultural practices. With their adaptable features and precise control mechanisms, these lighting systems ensure that Strains receive the ideal lighting conditions throughout their growth cycles, facilitating healthy and robust plant development.

 

About Grow Light Rebates Program

Utility companies incentivize cultivators to embrace sustainability by offering rebates for approved LED grow lights. LEDs, renowned for their superior efficiency compared to traditional HID lights, consume less electricity while producing equivalent light output. This promotion underscores the commitment to energy-efficient solutions in indoor cultivation. Keep in mind that specific specifications and guidelines apply to the process of claiming these rebates, ensuring a seamless transition to eco-friendly lighting practices.

Accessories
environment controller, hydroponic controller, greenhouse controller, green house controller, indoor grow controller, indoor grow light controller, indoor co2 controller, co2 controller, cultivation controller,
Controller
Light & Environment
Dim & adjust lights
277V power adpter, L7-15P adapter, power adapter
277V adapter
Not a transformer
For lights support 277V
Related Resources
Q & A
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