Quantum 1000W Dimmable Ballast The Quantum Dimmable Ballast brings quality, efficiency, and high intensity illumination to your garden. With a Power Factor of 99.9%—a highly stable...

Quantum 600W Dimmable Ballast The Quantum Dimmable Ballast brings quality, efficiency, and high intensity illumination to your garden. With a Power Factor of 99.9%—a highly stable...