In late 2023, the Electrical Safety Foundation surveyed electric vehicle supply equipment installers, building owners, and electric vehicle owners to understand their knowledge of electric vehicle charging safety and to understand how prepared each group was for EV charging. Survey highlights:
Electric Vehicle Supply Equipment (EVSE) Installers
56% of Customers Express Concern about EVSE
Building Owners EVSE
When asked how they expect the number of EVSE installations in their buildings would change over the next two months:
EVSE Owners
1) Are you a certified electrician?
2) What types of EV chargers have you installed?
3) What EVSE connector types have you installed?
4) Do you believe that EVSE installation should require specific certifications?
5) Did you go through any specific training related to EVSE installation?
6) How often do you encounter safety concerns while installing an EV charging station
7) How often do your customers express concerns about the EVSE you are installing?
8) How often have you had to replace EVSE equipment because it was damaged?
9) What EVSE components have you had to replace?
10) How often have you had to upgrade a customer’s panel before installing EVSE?
11) How often have you encountered significant challenges when installing EVSE?
1) How many buildings do you own or manage?
2) How would you rate your EVSE installation experienced?
3) Have you had safety barriers installed around one or more of your buildings’ chargers?
4) Why did you install safety barriers around the EVSE under your management [select all that apply]
5) Was a site inspection conducted before the most recent EVSE you had installed?
6) Who conducted the site inspection before EVSE installation?
7) Have you had to have maintenance performed on any of the EVSEs you own or manage?
8) Who did you most recently have perform maintenance on EVSE you own or manage?
9) Have you ever had to replace any EVSE equipment because it was damaged?
10) What EVSE components have you had to replace? [Select all that apply]
11) Do you charge a fee for tenants to use your building’s EVSE?
11) How are your EVSE usage fees structured?
12) What factors prompted you to install EVSE in your buildings? [Select all that apply]
13) What factor would you say was the primary reason that prompted you to install EVSE in your buildings?
14) How do you expect the number of EV charging station installations in your buildings to change over the next 12 months?
1) Have you encountered any problems charging your EV?
2) Have you every attempted to charge your EV and found that the charger was not working or down for maintenance?
3) How often would you say you encounter an EV charger that is out of service when you try to charge your car?
4) Do you ever visit a public charging station to re-charge your car’s battery?
5) Have you ever encountered unsafe charging conditions at a public charger?
6) How satisfied are you with the following safety/comfort features at the public charger you use most often?
7) How is the public charger you use most often mounted
8) Have you installed at-home charging for your EV?
9) How would you rate your at-home EV charger installation experience?
10) What level is your at-home charger?
11) To install your at-home charger, did you first have to upgrade your electrical panel?
12) Does the circuit used by your at-home charger have a Ground Fault Circuit Interrupter (GFCI) breaker?
13) Who installed your at-home charger?
14) Was there a site inspection before the installation of your charger?
15) How long have you had at-home charging?
16) Have you had to have maintenance performed on your at-home charger?
17) Who did you have perform maintenance on your at-home charger most recently?
18) Have you ever had to replace any of your charging equipment?
19) What components of your charging equipment have you had to replace? [Select all that apply]
20) Did you receive any charging information from your car dealer, such as recommendations or services?
21) Have you ever received an electrical shock when charging your EV?
22) Have you ever had to reset a GFCI when charging your EV?
23) Have you ever been unable to charge your EV because you could not find a compatible charger type?
24) Have you purchased an adapter to charge your EV at additional chargers?
25) How often have you used an Electric Vehicle Supply Equipment (EVSE) adapter?
26) What concerns did you have before purchasing your EV? [Select all that apply]
27) How much did you pay for in-home charging installation?
28) How much would you pay for at-home charging installation?
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Electrical Safety Foundation International (ESFI)
1300 17th Street North, Suite 900, Arlington, Virginia 22209
Tel 703-841-3229 Fax 703-841-3329
