4 Questions to Ask Before Hiring EV Charger Installers

August 19, 2025

In the rapidly growing electric vehicle (EV) market, installing a reliable and efficient charger at home is a priority for many EV owners. As the number of EVs on the road increases, so does the demand for convenient home charging solutions, making it vital to find the right professional for this important task. Choosing experienced and qualified EV charger installers ensures not only safety but also compatibility between the charger, your vehicle, and your electrical system.


These are some essential questions to guide you through the process of hiring EV charger installers. By covering key areas such as credentials, experience, costs, and safety, homeowners can make informed decisions for this future-proof investment.


1. What Certifications and Licenses Do You Hold?


The importance of hiring certified and licensed EV charger installers cannot be understated. Credentials provide assurance that the installer has undergone proper training and understands the complexities of electrical systems and EV technology. Skilled professionals are more likely to adhere to industry standards and abide by safety regulations, ensuring a reliable installation. Failing to verify professional credentials may lead to poor workmanship, which can put your home at risk. Therefore, it is essential to ask your prospective installer about their certifications and licenses before hiring them.


Every state and often local municipalities have different regulations regarding electrical work and EV charger installation. Understanding these requirements helps ensure that the installation meets local codes and standards. According to Zutobi, there has been a 25% increase in public EV charging outlets in the US; they rose from 143,771 in 2023 to 180,000 in 2024. Many locations require specific permits or inspections, and licensed professionals should be familiar with these processes. Always ensure that your chosen installer is well-versed in these requirements to avoid complications.


Verifying electrician qualifications is another crucial step in the selection process. A qualified electrician will possess a license that confirms their ability to perform electrical installations safely and competently. Recognizing signs of unqualified contractors is crucial to avoid future pitfalls. Ensure you perform due diligence by checking multiple sources of information before finalizing your choice of contractor.


2. How Extensive is Your Experience with EV Charger Installations?


Reviewing past projects gives you a window into the installer’s experience and capabilities. Ask to see examples of previous work, focusing on both the complexity and quality of installations similar to what you require. Experienced EV charger installers should have a portfolio or references available, showcasing a variety of completed projects. This assessment helps you gauge their competence and familiarity with diverse installation scenarios. Furthermore, engaging with past clients, if possible, can provide insights into their satisfaction and the installer’s professionalism.


Experience with specific EV charger models is vital for ensuring efficient and effective installation. Given the rapid advancement in charger technology, familiarity with a wide range of manufacturers and models is crucial. Professionals who regularly work with diverse systems are better equipped to handle the intricacies and potential issues of unique models. Additionally, adept installers may offer valuable insights into the best models for your specific needs. Ensure your selected contractor is not only experienced but also open to discussing and recommending optimal solutions based on their knowledge.


Assessing problem-solving skills is another key aspect when evaluating potential installers. During the course of installing an EV charger, challenges may arise, whether related to existing electrical infrastructure or unexpected complications. Contractors with strong problem-solving abilities will navigate these issues efficiently, minimizing disruptions and delays. Discussing hypothetical scenarios during the hiring process can help determine their capacity for critical thinking and adaptability. Problem-solving aptitude often correlates with overall service quality, making it a valuable trait in your installer selection.


3. Can You Provide Detailed Cost Estimates?


Understanding the cost components of an EV charger installation helps you accurately compare estimates and plan your budget. The primary cost factors typically include the charger unit, installation labor, and any necessary upgrades to your electrical system. Additional costs may arise from permit fees, trenching for underground power lines, or lengthy cable runs. A transparent and detailed estimate facilitates understanding of these elements and ensures you are aware of what your payment covers. It is critical to clarify these aspects with each potential installer to avoid unexpected price fluctuations.


Comparing estimates from multiple EV charger installers allows you to assess cost-effectiveness without sacrificing quality. Gathering several quotes allows you to identify outliers and make informed judgments about reasonable pricing. Be cautious of offers that significantly underbid others, as they might indicate hidden charges or subpar materials. Engage in discussions to explain any differences in estimates, ensuring you comprehend the full scope of each proposal.


Factoring in potential additional costs helps in avoiding financial surprises during the installation process. Beyond standard expenses, unforeseen complications such as outdated wiring or the need for a more robust electrical service can impact costs. Considering these possibilities in advance allows for a more comprehensive budget, preventing financial strain. Some installers might provide a range rather than a fixed quote to cover these uncertainties, so clarify what is included in each proposal. By planning meticulously, you can mitigate the impact of unexpected expenses.


4. Do You Offer Warranties or Guarantees on Your Work?


Understanding warranty terms is critical to protect your investment in an EV charger installation. Warranties generally cover defects in materials or workmanship and provide remedies such as repair or replacement. It is essential to comprehend the duration and conditions of these warranties, as they can vary significantly between contractors and manufacturers. A comprehensive warranty can offer peace of mind, signifying the installer’s confidence in their work quality. Examine warranty documents closely, focusing on what scenarios are covered and the claims process involved.


Distinguishing between product and service warranties clarifies the extent of coverage you receive. Product warranties are typically provided by manufacturers and cover defects in the EV charger or related components. Service warranties, however, are issued by the installer and focus on the quality of installation and labor. Understanding this distinction ensures you know who to contact for specific issues that may arise. Reliable EV charger installers should offer a service warranty that reflects their confidence in their workmanship and customer support.


Evaluating the length and coverage of warranties is integral to your decision-making process. Longer warranties often suggest higher confidence in the durability and reliability of the products and services offered. However, it is important to scrutinize what the warranty explicitly covers—lengthy warranties might have restrictive conditions that limit their usefulness. Compare warranty terms across different installers and manufacturers, ensuring they align with your needs and provide satisfactory protection. A well-structured warranty agreement contributes to a worry-free ownership experience. Seek installers who demonstrate clarity and openness in their communication structure.


Choosing the right EV charger installers requires thorough research and asking the right questions. By focusing on certification, experience, cost transparency, warranties, safety measures, and post-installation support, homeowners can ensure a safe and efficient installation process. This will give you the information and the knowledge needed to make an informed decision for a future-proof investment in EV technology. As the EV landscape evolves, investing in a quality installation can streamline your EV experience, enhance sustainability efforts, and protect your home’s electrical integrity for years to come. For all of your EV charger installations, contact Walkowiak Electric Inc today!