Plastic coated wire can be suitable for rabbit cages, but there are a few factors to consider when deciding on the type of wire to use.

Pros of plastic coated wire:

1. Durability: The plastic coating provides additional protection against rust and corrosion, making the wire last longer.

2. Safety: The smooth surface of the plastic coating reduces the risk of rabbits getting their fur, nails, or teeth caught in the wire.

3. Easy to clean: The plastic coating can make the wire easier to clean and maintain.

Cons of plastic coated wire:

1. Chewing: Some rabbits may have a tendency to chew on the plastic coating, which can lead to ingestion of plastic and potential health issues.

2. Ventilation: Depending on the thickness and design of the plastic coating, it may affect the airflow and ventilation in the cage, which is important for rabbits' health.

3. Cost: Plastic coated wire is typically more expensive than uncoated wire.

When considering using plastic coated wire for a rabbit cage, it's essential to ensure the coating is non-toxic and safe for rabbits in case they do chew on it. Additionally, provide plenty of appropriate chew toys and enrichment items to divert their chewing behavior away from the wire.

It's also important to consider other aspects of the rabbit cage, such as size, security, and flooring material, to ensure the overall environment is safe, comfortable, and suitable for your rabbits' needs. Consulting with experienced rabbit owners or a veterinarian specializing in rabbit care can provide valuable insights and guidance in choosing the right materials for your rabbit's cage.