Whenever you need to generate your own electricity, or whenever you need electrical units, you need somewhere to keep it and sturdy materials for it. Even the smallest thing like a hinge for a floor standing enclosure needs to meet your requirements, to meet the standards that helps ensure safety for yourself and others. As well as keeping the equipment or generator itself safe of course, thieves and saboteurs exist after all and can simple enclosure, be it modular or not, can help immensely with that. When you design the thing, you of course have to keep plenty of things in mind, potentially even the weather depending on the location and circumstances. So, when you order the things you need, the hinge for floor standing enclosure or door retainers or whatever you might be looking for, make sure that what you get is of good quality.
Smooth operation
To keep a smooth operation going, you want everything to keep going without interruption from outside sources. And even the hinge for floor standing enclosure will look different depending on the door itself, the difference between a handle for a small lightweight door that only needs to be opened ninety degrees versus the handle a heavier, sturdier door is quite large. Both are used for the same thing but needs to be designed differently for obvious reasons. Ultimately what matters is what you're protecting and what you need to protect it from. Just make sure you get what you need from a good, reliable company.