the output voltage is ac or dc?

It is a AC 16V30VA Transformer for Dooebell or thermostats

Does this doorbell transformer apply to nest hello wifi doorbell?

A doorbell with a working voltage of 16V can be used,such asRing Video Doorbell，Ring Doorbell Pro，Zmodo Smart Greet Wi-Fi Video Doorbell，Ezviz Doorbell，Eufy 2K wifi wifeless doorbell,Netatmo video doorbell,night owl doorbell,skybell slim line doorbell camera,yiroka doorbell camera,Maximus kuna doorbell camera,Arlo Doorbell and etc.

What is the operating temperature of this 16v ac transformer? need to install in attic with 130+ degrees f.

Well it depends on what you are hooking the transformer up to, as far as the atmosphere air temperature that high should not be a problem, but, if you are going to use it to install a vent fan the temperature won't be that high it will be a lot less, just make sure the device will operate with this transformer.

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Doorbell Transformer16V 30VA Thermostat Transformer

Doorbell Transformer16V 30VA Thermostat Transformer

Product ID: 418375305

Details

Brand
GIVEUBED
Current Rating
30 A
Mounting Type
Wall Mount
Power Source
AC
Product Dimensions
1.1"D x 1.9"W

⚡16V AC output power

🔋30VA high capacity

🔧Easy wall-mount installation

$38.35

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Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔌 Power your smart lifestyle with confidence and ease!

ROBUST 30 VA CAPACITY - Handles high-demand devices without faltering—no more underpowered setups
EFFORTLESS INSTALLATION - Quick screw or clip mounting means no electrician needed—upgrade in minutes
PEACE OF MIND GUARANTEE - Backed by responsive customer service and hassle-free refund or exchange
UNIVERSAL COMPATIBILITY - Works flawlessly with Ring, Ecobee, Nest, Sensi & more for ultimate flexibility
POWER UP YOUR SMART HOME - Reliable 16V AC output powers multiple thermostats & doorbells seamlessly

The GIVEUBED 16V 30VA Doorbell Transformer delivers consistent 16V AC power with a robust 30VA capacity, compatible with leading smart thermostats and doorbells like Ring, Ecobee, Nest, and Sensi. Designed for easy wall-mount installation, it upgrades underpowered systems for residential, commercial, and industrial use, backed by ETL and UL safety certifications and a customer satisfaction guarantee.

Specifications

ASIN	B09PYR1Y7J
Best Sellers Rank	#14,072 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #7 in Door Bell Transformers
Brand	GIVEUBED
Brand Name	GIVEUBED
Current Rating	30 A
Customer Reviews	4.5 out of 5 stars 793 Reviews
Item Dimensions D x W x H	1.1"D x 1.9"W x 2.6"H
Item Highlight	AC Power Supply Compatible with Most Versions of Ring Doorbell,Compatible with Ecobee,Nest,Sensi Thermostat Etc
Manufacturer	YU ER
Maximum Frequency	60 hertz
Minimum Frequency	60 hertz
Model	16V30VA
Mounting Type	Wall Mount
Number of Items	1
Number of Packs	1
Part Number	16V30VA
Power Source	AC
Product Dimensions	1.1"D x 1.9"W x 2.6"H
Specification Met	ETL, UL
Unit Count	1 Count

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$38.35

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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