11kW Wallbox Buyer’s Guide: Find the Right Home EV Charger

You've decided on an electric vehicle, but that's just the first step. Now the search begins for the optimal charging solution for your home. The range of available models is vast, and the technical specifications can seem complex at first glance. For most households, an 11kW wallbox represents the ideal balance of charging speed, installation effort, and cost.

This article serves as your guide. We'll highlight the crucial criteria you should consider when choosing an EV charging station for your home and present a selection of models with different strengths. Our goal is to provide you with an informed basis for your decision, grounded in objective features.

What to Look for When Choosing a Wallbox

To find the right charging station, it's helpful to match your personal requirements with the available technical options. The following three points are key.

1. Charging Power: 11kW or 22kW?

The charging power determines how quickly your vehicle's battery is charged.

• An 11kW wallbox provides 3-phase charging and can fully charge an average EV (e.g., with a 50-60 kWh battery) conveniently overnight in five to six hours. In many regions, installation only requires notification to the local grid operator (notification requirement).
• A 22kW wallbox cuts the charging time in half but is subject to stricter regulatory requirements. It must be approved by the grid operator (approval requirement), which may not always be granted or could come with specific conditions. For most residential applications, the power of an 11kW unit is more than sufficient.

2. Smart Features: App Control, Solar Charging, and Load Management

Modern wallboxes are more than just power sources. Intelligent features offer convenience and help reduce costs.

• A wallbox with app control allows you to start, stop, and schedule charging sessions remotely, as well as monitor your energy consumption. This is particularly useful for taking advantage of off-peak electricity tariffs.
• For homeowners with a photovoltaic system, a wallbox capable of solar surplus charging is especially valuable. It intelligently uses self-generated solar power to charge your vehicle, significantly reducing electricity costs.
• Dynamic load management is crucial if multiple large appliances (like a heat pump or a second EV) are running simultaneously. It automatically adjusts the wallbox's charging power to prevent overloading your home's electrical connection.

3. Safety and Access Control

Safety is the top priority. A wallbox must have protective mechanisms against fault currents. Protection against DC fault currents is legally required. Some wallboxes have DC fault current detection (e.g., 6 mA) already integrated. In this case, a less expensive external Type A RCD (Residual Current Device) is sufficient. If not, a more expensive Type B RCD is required.

To prevent unauthorised use, a wallbox with RFID is recommended. An RFID card allows only authorised individuals to start a charging session. This is particularly relevant for freely accessible parking spaces or carports.

Our Top Wallbox Recommendations

Based on the criteria above, we have compiled a selection of charging stations that cater to different needs.

feyree EV Charger 22KW with App Control

Why it stands out: This model offers great flexibility with its adjustable charging power of up to 22kW and seamless integration into the popular Tuya smart home ecosystem.

Advantages:

• Adjustable Charging Power: The charging current can be flexibly adjusted between 8A and 32A, enabling both 11kW and 22kW installations (note the approval requirement for >11kW).
• Comprehensive Connectivity: Control and monitoring are handled conveniently via Wi-Fi through the Tuya Smart app.
• Integrated Access Control: An RFID card function protects against unauthorised use.
• High Protection Rating: With an IP65 rating, the wallbox is dust-tight and protected against water jets, allowing for safe outdoor installation.

Who it's for: Users who want maximum power flexibility and wish to integrate their charging station into an existing or planned Tuya smart home system.

Wallbox Pulsar Max 11kW with Solar Integration

Why it stands out: The Pulsar Max specialises in efficiency and intelligent energy management, particularly for households with photovoltaic systems and a need for load management.

Advantages:

• Solar Surplus Charging: The "Eco-Smart" feature enables charging with 100% solar power or a mix of solar and grid power.
• Intelligent Load Management: The "Power Sharing Smart" function intelligently distributes available power across up to 100 connected chargers.
• Compact Design: Its small footprint makes it one of the most compact charging stations on the market, allowing for a discreet installation.
• Connectivity and Protocols: Offers Wi-Fi, Bluetooth, and the OCPP protocol, enabling connection to various backend systems for billing.

Who it's for: Ideal for photovoltaic system owners looking to maximise their self-consumption, as well as for locations (e.g., apartment buildings) where multiple electric vehicles need to be charged simultaneously.

dé Wallbox Type 2 11kW with Integrated RCD

Why it stands out: This model focuses on safety and ease of installation, thanks to its integrated all-current sensitive RCD and an extra-long charging cable.

Advantages:

• Integrated Type B RCD: The built-in protection against AC and DC fault currents (AC 30mA + DC 6mA) enhances safety and can lower installation costs, as only a less expensive external circuit breaker is needed.
• Long Charging Cable: The 7.5-metreType 2 wallbox cable offers great flexibility for parking and reaching the charging port.
• Dual Control: The wallbox can be controlled via both the Tuya Smart app and the included RFID cards.
• Informative LCD Display: Shows real-time charging data such as current, voltage, and energy delivered directly on the unit.

Who it's for: Users who prefer a straightforward and secure solution with fully integrated safety features and a long cable for maximum reach in their garage or driveway.

The Right Charging Cable for Maximum Flexibility

In addition to choosing the right EV charging station for your home, having the right accessories is also crucial. A separate Type 2 wallbox cable is essential, especially if your wallbox doesn't have a tethered cable or if you need an extra one for public charging stations.

Discover our selection of high-quality EV Type 2 Cables to complete your charging setup.

Frequently Asked Questions

Is an 11kW wallbox sufficient for daily use?

Yes, for the vast majority of residential users, an 11kW wallbox is perfectly adequate. A vehicle with a 60 kWh battery can be fully charged in under six hours. This charging process can conveniently take place overnight, ensuring your vehicle is ready with a full range the next morning.

What is the main difference between an 11kW and a 22kW wallbox?

The primary difference lies in the charging speed and regulatory requirements. A 22kW wallbox charges twice as fast as an 11kW model. In many regions, an 11kW wallbox only needs to be registered with the grid operator (notification requirement). In contrast, a 22kW wallbox requires prior approval from the grid operator (approval requirement), who may also deny the installation or throttle the power to stabilise the electrical grid.

Is a separate RCD always necessary for a wallbox?

Every wallbox installation requires protection against fault currents. The key question is what type of protection is needed. Regulations mandate protection against DC fault currents, which can occur with EVs. Some wallboxes, like the model from dé, have this DC fault current detection already integrated. In this case, only a less expensive external Type A RCD is needed. For models without this integrated feature, a significantly more expensive Type B RCD must be installed. This is an important cost factor in the overall installation.