Which is more expensive, tray-type cable tray or trough-type cable tray?

The prices of tray type and trough type cable trays may vary due to factors such as brand, specifications, and materials, so an exact answer cannot be given. Generally speaking, the price of cable trays is also influenced by factors such as local market supply and demand, production processes, etc. Therefore, it is recommended that you consult local cable tray suppliers or professionals for more accurate price information.  

In general, the advantages and disadvantages of tray type and trough type cable trays are as follows:

The advantages of tray type cable trays are simple structure, easy installation, and strong load-bearing capacity, making them suitable for situations that require heavy load-bearing capacity. However, due to the open bottom of the tray type bridge, it is not suitable for situations that require shielding against electromagnetic interference or preventing dust from entering.  

The advantages of trough type cable tray are good sealing, good shielding effect, and it is suitable for occasions that require shielding electromagnetic interference or preventing dust from entering.

However, due to the complex structure of trough type cable trays, their installation and maintenance costs may be higher than those of tray type cable trays. Therefore, when selecting cable trays, it is necessary to choose the appropriate type of tray based on actual needs and usage scenarios.