Offgridtec Electronics - Solar Charge Controllers, Inverters & Accessories
Reliable solar electronics for self-sufficient energy systems
With Offgridtec electronics, you can reliably control, convert and distribute energy in your solar system. Whether solar charge controller, pure sine wave inverter, transfer switch, device combination or practical electronic accessories - here you will find high-quality components for motorhomes, garden sheds, boats, camping, off-grid systems and stationary PV systems.
Solar Charge Controllers
Monitor and regulate your solar system with our high-quality solar charge controllers to protect your battery from unexpected overvoltages and disruptions. In addition to our proven PWM controller, we also offer two different MPPT series to maximize the efficiency of your system.
Voltage Converters
In our high-quality voltage converters, we exclusively use quality components to offer particularly reliable and durable products. In addition to our 230V inverters, you'll also find high-quality DC-DC converters here. With these, you can reliably supply various types of consumers with power from our high-quality energy storage solutions.
Device Combinations
The all-in-one solution for your solar system: Offgridtec's device combinations combine various components into a single device to provide you with a convenient and straightforward solution. This eliminates the need for multiple individual parts, making the installation quick and easy – a must-have for your solar system.
- Batteries
- Electronics
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Offgridtec USB double socket 12V/24V 5V/4.8A - 3.6V/32W
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec fuse holder for ANL fuse
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec USB double socket 5-20V - 60W
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec USB dual socket USB-A / USB-C 5V
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec USB dual socket USB-A and USB-C
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec 3m 4mm² Professional Connection Cable from Solar Panel to Solar Charge Controller with MC4
3 Meter (€3.62 / 1 Meter)
Content: 3 Meter (€3.62 / 1 Meter)
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Temperature sensor for Offgridtec PWM Pro and MPPT Pro Duo charge controllers, Series 3m
3 Meter (€1.24 / 1 Meter)
Content: 3 Meter (€1.24 / 1 Meter)
Product is expected to be back in stock on 1 September 2026
Product is expected to be back in stock on 1 September 2026
Temperature controller for power outlet with digital display and external sensor (50 cm)
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec PWM Pro Charge Controller 12V/24V 10A USB
Product is expected to be back in stock on 1 September 2026
Product is expected to be back in stock on 1 September 2026
Offgridtec Angel socket 12V/24V
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec® PSI-Pro Sine Wave Power Inverter RS485 2000W 4000W 12V 230V
Product is expected to be back in stock on 1 September 2026
Product is expected to be back in stock on 1 September 2026
Offgridtec PWM Pro Charge Controller 12V/24V 20A USB
Product is expected to be back in stock on 1 September 2026
Product is expected to be back in stock on 1 September 2026
set of 3 Schuko socket adapters with on/off switch and 30 m wireless remote control
Soon available again
Soon available again
Offgridtec USB triple socket 12V/24V 2x 18W USB-C and 1x 18W USB-A car fast charging adapter with cover
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec® PSI Sine Wave Inverter RS485 1000W 1600W 12V 230V
Product is expected to be back in stock on 22 October 2026
Product is expected to be back in stock on 22 October 2026
Offgridtec Anderson adapter SB50 cigarette lighter 20 cm
0.2 Meter (€22.00 / 1 Meter)
Content: 0.2 Meter (€22.00 / 1 Meter)
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Electricity meter for outlet with dual tariff mode 230V 50Hz
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec USB socket 12V/24V 2.4A
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
AC extension cable 5m with Betteri BC01 socket to Wieland RST20I3S angled
Soon available again
Soon available again
Offgridtec Anderson adapter for battery terminals - 20 cm
0.2 Meter (€30.50 / 1 Meter)
Content: 0.2 Meter (€30.50 / 1 Meter)
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec submersible pump 24V DC 10l 0.5 bar max. 5m pump height
Product is expected to be back in stock on 21 August 2026
Product is expected to be back in stock on 21 August 2026
Offgridtec 12V cigarette lighter socket
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec® adapter cable Anderson to XT90 20cm
0.2 Meter (€62.20 / 1 Meter)
Content: 0.2 Meter (€62.20 / 1 Meter)
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
Offgridtec Anderson Adapter DC7909 - 20cm
0.2 Meter (€21.40 / 1 Meter)
Content: 0.2 Meter (€21.40 / 1 Meter)
Shipped in 1-3 Days (Mo-Fri)
Shipped in 1-3 Days (Mo-Fri)
In the Offgridtec Electronics category, you’ll find high-performance components for setting up, expanding, and optimizing your solar and power supply systems. The product range includes solar charge controllers, voltage converters, transfer switches, combination units, distribution boxes, and practical accessories for 12V, 24V, and 48V systems.
Our electronic products are designed to safely regulate, efficiently convert, and reliably distribute energy. This makes them ideal for off-grid solar systems, RVs, campers, boats, garden sheds, cabins, workshops, and many other applications where a stable power supply is crucial.
Solar Charge Controllers for Efficient Battery Charging
A solar charge controller is the central link between the solar panel and the battery. It ensures that the battery is charged in a controlled manner and protects it from critical operating conditions. At Offgridtec, you’ll find both rugged PWM charge controllers and modern MPPT charge controllers that make particularly efficient use of the available solar power. Depending on your system, you can choose the right controller for 12V, 24V, 36V, or 48V applications.
Voltage Converters for 230V Appliances
With an Offgridtec voltage converter, you can use DC power from your battery to power standard 230V appliances. Pure sine wave voltage converters are particularly important for reliably operating sensitive devices such as chargers, laptop power adapters, coffee makers, tools, or household appliances. Depending on your needs, you’ll find models for different input voltages and power ranges.
Switching Stations and Grid Priority Circuit
Transfer switches enable safe switching between different power sources. This is particularly convenient when appliances need to be powered either by a battery, an inverter, or shore power. Especially in RVs, on boats, or in off-grid systems, a grid priority circuit ensures greater convenience and a stable power supply.
Combined Units for Compact System Solutions
Offgridtec device combinations integrate multiple functions into a single unit. Depending on the model, an inverter, battery charger, and MPPT charge controller can be combined. This saves space, reduces installation effort, and provides a streamlined solution for mobile and stationary energy systems.
Electronics Accessories for Safe Installation
In addition to controllers and converters, this category also features practical accessories for a clean electrical installation. These include, for example, junction boxes, connection solutions, switches, outlets, and other components for the safe setup of your system. This allows you to connect solar power, battery power, and loads in a clear and reliable manner.
Buy Offgridtec Electronics Online
If you’re looking for solar electronics for your RV, off-grid system, or self-sufficient energy system, Offgridtec is the right place for you. Our products are designed for reliable performance, durable technology, and flexible applications. When making your selection, pay special attention to system voltage, power rating, connection type, load requirements, and compatibility with your battery, solar panel, and inverter.
Do you have any questions? We’re happy to assist you with any questions or concerns. Contact us by phone at 08721 91994-00 or by email at info@offgridtec.com.
FAQ
- What electronic products does Offgridtec offer?
At Offgridtec, you’ll find solar charge controllers, voltage converters, transfer switches, device combinations, distribution boxes, outlets, and other accessories for solar and off-grid systems, among other products. - What is a solar charge controller used for?
A solar charge controller connects the solar panel to the battery. It controls the charging process and protects the battery from critical conditions such as overcharging or improper charging. - What is the difference between PWM and MPPT charge controllers?
PWM charge controllers are simple and proven controllers for smaller solar systems. MPPT charge controllers operate more efficiently and can better utilize the available power from the solar panels, especially in larger systems or under changing light conditions. - When do I need a voltage converter?
You need a voltage converter if you want to power 230V devices using a battery. It converts direct current from the battery into usable alternating current. - What applications is Offgridtec Elektronik suitable for?
Offgridtec electronics are suitable for RVs, campers, boats, garden sheds, self-sufficient solar systems, stand-alone systems, workshops, and many stationary or mobile energy systems. - What should I look for when buying solar electronics?
Key factors include system voltage, power output, battery type, loads, connection type, and component compatibility. The controller, inverter, battery, and solar panels must be technically compatible with one another.