Newhouse Hardware 3040TR Dual-Volt (16V/30VA or 24V/40VA) Wired Doorbell Transformer, UL Listed Class 2, Threaded Hub Mount, Indoor Low-Voltage Power Supply for Smart Doorbells

Name: Newhouse Hardware 3040TR Dual-Volt (16V/30VA or 24V/40VA) Wired Doorbell Transformer, UL Listed Class 2, Threaded Hub Mount, Indoor Low-Voltage Power Supply for Smart Doorbells
Brand: Newhouse Hardware
SKU: awhd-us-b0gqdgv9zg
Price: 21.79 USD
Availability: InStock

Brand: Newhouse Hardware

Condition: Used

$21⁷⁹

$26⁹⁹

-20% Save $5²⁰

Updated: 6 hours ago

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Description

Designed for Video Doorbells: 16V/30VA or 24V/40VA output (cannot use both voltages at the same time) provides reliable power for smart video doorbells

Compatibility: Works with with Ring, Nest, Wyze, Eufy, Arlo, and other video doorbells

30VA or 40VA High Power Capacity: Delivers consistent power to prevent under-voltage issues, WiFi dropouts, or camera reset problems common with lower VA transformers.

UL Listed Class 2 Safety Rated: Certified for safe indoor installation. Meets electrical standards for dependable residential doorbell applications.

Easy Installation with Threaded Hub Mount: Built-in threaded hub allows direct outside mounting to a standard junction box for secure and professional installation (DO NOT install the transformer inside a wall because the transformer generates heat and needs space and proper ventilation for heat dissipation)

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Product Details

SKU:: awhd-us-b0gqdgv9zg
Model:: 3040TR
Country:: US
ASIN:: B0GQDGV9ZG
UPC:: 726843025924

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Common questions about buying open-box and refurbished.

Why buy refurbished or open-box?

Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $5 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.

What's the difference between open-box and refurbished?

Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.

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