Product Overview: E27 to E40 Adapter Cover Socket
E27 turn E40 screw adapter cover socket is a product designed to solve the compatibility problem of different specifications of bulbs. Its appearance is simple and generous, compact size, easy to install on a variety of lamps. The main function of the adapter is to convert the E27 interface to the E40 interface, so that the high-power bulb can be smoothly installed on the small-aperture lamp holder. Compared with other common adapters on the market, the E27 to E40 adapter cover socket has higher stability and better durability, and is suitable for various lighting equipment in homes and commercial places.

Easy installation: a one-step solution
Installing the E27 to E40 screw adapter cover socket is very simple. You only need to prepare a screwdriver and follow the steps below:
- Turn off the power to ensure safety.
- Remove the original bulb and socket cover.
- Tighten the E27 to E40 adapter cover socket onto the lamp holder.
- Reinstall the new E40 bulb.
- Turn on the power and check whether it is working normally.
With these simple steps, you can easily complete the installation. We include detailed installation instructions in the product package to help you get started faster. The following is a schematic diagram of the installation process for your reference.

Widely applicable: the perfect partner for a variety of lamps
E27 turn E40 screw adapter cover socket is suitable for many types of lamps, including chandeliers, wall lamps, desk lamps, etc. Whether it is home decoration or commercial premises, this adapter can play an important role. For example, in home decoration, if you want to replace a high-power E40 bulb, but the existing lamp holder only has an E27 interface, you only need to install an E27 to E40 adapter, and the problem will be solved. Similarly, in commercial places, such as hotels, restaurants and office buildings, this adapter can also help you quickly realize the upgrading of lamps.

Security: Reliable electrical connection
In terms of electrical connection, the E27 to E40 screw adapter cover socket uses high-quality insulating materials, with excellent leakage resistance design and high temperature resistance. We have conducted many authoritative tests to ensure its safety in various environments. User feedback also shows that this adapter still maintains stable performance after long-term use, and there will be no loosening or heating. With these safety measures, you can use it with confidence and enjoy a peace of mind lighting experience.

Energy saving and environmental protection: extending lamp life
E27 turn E40 screw adapter cover socket also has excellent performance in energy saving and environmental protection. It can effectively reduce energy waste and improve lighting efficiency, thereby extending the service life of the lamp. Through accurate current matching and efficient heat dissipation design, this adapter can ensure that the bulb works in the best condition and avoid bulb damage caused by unstable current. According to our test data, the average life of the bulb using the E27 to E40 adapter is more than 20% longer than that of the unused bulb.
