Response to Hi, Erica. You can use this Lifetime Illuminator to replace your existing unit. The max strand capacity will be 450, any more will require the 600 Capacity - CCS600. You will have to measure the diameter of the cables. We can ship to Canada. 

An image is worth 1,000 words! Add an image or two to your comment to help ensure it is understood accurately.

Yes, please email me exclusive discounts, swimming pool tips and helpful how to guides. This comment may be posted on a public site. Do not include: HTML, references to other retailers, pricing, personal information, or any profane, inflammatory language.