10 Best Doorbell Transformer For Video Doorbell 2026 in the United States

The VIIVRIA AC 24 Volt Transformer is a versatile and highly compatible option for powering various smart devices like Ring doorbells and popular thermostats such as Ecobee and Honeywell. One of its standout features is its long 315-inch cable, which offers flexibility in installation, allowing users to reach outlets that may be further away from their devices. The ease of installation is a major plus, as it eliminates the need for complicated wiring, making it suitable for those who may not be very tech-savvy.

Safety and reliability are also key strengths, as this transformer has received certifications for safe operation, providing peace of mind. Users can benefit from the convenience of a battery backup feature, which solves common issues like low battery alerts without needing to remove the devices for charging.

While the transformer is well-received, some users may find the installation process not as intuitive as advertised, especially if their space or outlet configuration is unconventional. Additionally, being corded limits its portability; it must be used near an electrical outlet. It's important to verify if your specific model is included, as compatibility can vary. VIIVRIA offers a good customer service experience along with a 180-day money-back guarantee, which adds an extra layer of trust for consumers.

The Newhouse Hardware 24V 40VA Doorbell Transformer is a solid choice for powering smart video doorbells like Ring and Nest, as well as wired chimes and other 24V devices such as smart thermostats. Its 40VA power rating means it can handle multiple devices at once, which is great for busy households with several connected gadgets. The 24-volt output is standard for many video doorbells, ensuring good compatibility.

Installation is straightforward—this transformer fits into standard electrical boxes and comes with clear instructions, making it easier for homeowners or electricians to set up. It is also UL certified, which means it meets safety standards and is built to last. The transformer is a wall-mounted unit with compact dimensions, so it fits well in typical electrical enclosures but requires a proper mounting spot.

Designed to replace older models and handle modern smart home power needs reliably, this transformer serves as a dependable upgrade that supports a range of smart devices without fuss. However, if your setup requires less power or different voltage, you should verify compatibility before purchase.

The Auspow Doorbell Transformer is designed primarily for powering video doorbells like those from Ring and Nest. Its key strength lies in its universal compatibility, as it can work with various doorbells and smart thermostats that require 24V power. This is particularly beneficial if you're looking to replace an underpowered transformer or want to power multiple devices simultaneously. With its 40VA rating, it provides ample power for standard needs in most home setups.

Installation is made straightforward, allowing users to easily swap it with their old transformer using basic tools. The UL-certification ensures safety and reliability, giving peace of mind to those wary of electrical installations.

The transformer is designed primarily for indoor use, which could be a limitation if you're looking for something that operates outdoors or in harsher environments. While the installation is user-friendly, those unfamiliar with electrical work should exercise caution or consult a professional.