Surge protectors are usually rated in joules, which are a way to measure energy, and in essence, the more joules the better. For computer systems, 1,000 joules or more is recommended. This joule rating gives you a sense of how long the device can protect against surges and spikes.
Most commercial motor vehicles in Wisconsin require a USDOT Number and it must be provided at the time of registration. If you are required to have a USDOT Number, and cannot produce the number for verification, your vehicle registration application will not be processed until a valid number is provided.
OUT-OF-STATE CARRIERS: Some out-of-state carriers must obtain a Motor Carrier Permit and a CA number in addition to the U.S. DOT number to come into California. For more information on who must obtain a Motor Carrier Permit, see the website: Motor Carrier Permit. CA NUMBER DISPLAY: Per California Vehicle Code (CVC) Section 34507.5, (a) Every motor carrier... shall obtain a carrier identification number ... (b) The carrier identification number assigned to the motor carrier ...