
Ballasts
At Growlobby, you will find a wide range of ballasts for cannabis growing, essential to guarantee optimal, stable and efficient lighting in your indoor grows. Whether you need a magnetic ballast, electronic or digital, we have the perfect solution for you.
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Extensive Selection of Ballasts for Every Type of Growing
In this section of our catalogue, we offer a variety of ballasts designed for different types of bulbs and growing setups. Ballasts are devices that function as transformers, delivering the precise power needed to the bulb so it ignites properly. The most common are 600W ballasts, although we also stock other wattages. It's crucial that your ballast's power rating matches your bulb's to ensure proper operation.
Magnetic Ballasts
Magnetic ballasts are known for their durability, effectiveness and low cost. However, they generate more heat, are less efficient and can be noisier. We recommend using them in well-ventilated areas to prevent overheating issues.
Electronic and Digital Ballasts
If you're after energy efficiency and lower heat output, electronic / digital ballasts are your best bet. These ballasts are lighter, quieter and can deliver up to 30% more light intensity from the same bulb. What's more, many models are dimmable, letting you regulate the light output to suit your plants' different growth stages.
Benefits of Using Quality Ballasts
Energy Efficiency
High-quality electronic ballasts ensure efficient energy use, which translates to lower power consumption and longer bulb life. This not only cuts running costs but also minimises your grow's environmental footprint.
Stability and Safety
A reliable ballast guarantees stable current, protecting your bulbs and preventing lighting failures that could harm your plants' development.
Flexibility and Control
Dimmable ballasts let you adjust light intensity to your specific growing needs at each stage, from germination through flowering.
Our Featured Brands
At Growlobby, we work with the market's leading brands to bring you the best products:
- Lumatek: Recognised for high efficiency and durability.
- Lumii: Ideal for large grows thanks to superior power and performance.
- Caluma: Stand out for advanced control and energy efficiency.
How to Choose the Right Ballast
Growing Area Size
For small grows, a 250W magnetic ballast may be sufficient. For medium-sized grows, we recommend 400W or 600W electronic ballasts. For large growing areas, 1000W digital ballasts are ideal.
Lamp Type
Make sure the ballast you choose is compatible with the lamps you use. We stock ballasts for HPS, MH and CMH/LEC bulbs.
Budget
Whilst magnetic ballasts are more economical upfront, electronic and digital ballasts can offer greater long-term savings thanks to their energy efficiency.
Lighting Accessories
Beyond ballasts, we offer a full range of lighting accessories for growing. From reflectors that ensure even light distribution to safety glasses and gloves to keep your grow clean and safe.
Buy Ballasts for Cannabis Growing at Growlobby
At Growlobby, we've hand-picked the market's best ballasts so you can find the perfect fit for your needs. We offer competitive prices and fast delivery, so you don't have to wait. Take advantage of our offers and kit out your grow with the best lighting technology available.
Visit our online store and discover why we're the trusted supplier for cannabis growers across the country. Place your order today and take your grow to the next level with our high-quality ballasts!




