Best Steel Low Voltage Transformers in 2026

Daisy
Last Updated: Feb 11, 2026

At a Glance: Our Top Picks for Steel Low Voltage Transformers

Suraielec 120W Smart Wi-Fi Low Voltage Transformer, Schedule and Timer, 120V AC to 12V 15V AC, Work with Alexa & Google Assistant, Landscape Transformer with Individually Controlled Outputs
#TOP1
Suraielec 120W Smart Wi-Fi Low Voltage Transformer, Schedule
9.2
PM SCORE
Suraielec 200W Smart Low Voltage Transformer, Schedule and Timer, 2.4GHz Wi-Fi Landscaping Light Transformer, Work with Alexa & Google Assistant, Individually Controlled, 120V AC to 12V 15V AC
#TOP2
Suraielec 200W Smart Low Voltage Transformer, Schedule And
9.2
PM SCORE
DEWENWILS 200W Smart Wi-Fi Low Voltage Transformer, Schedule and Timer, Compatible with Alexa and Google Home, 120V AC to 12V AC, Weatherproof for Landscaping Light, Spotlight, Pathway Light
#TOP3
Dewenwils 200W Smart Wi-Fi Low Voltage Transformer, Schedule
9.1
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Steel Low Voltage Transformers of 2026

Suraielec 120W Smart Wi-Fi Low Voltage Transformer, Schedule And Timer, 120V Ac To 12V 15V Ac, Work With Alexa & Google Assistant, Landscape Transformer With Individually Controlled Outputs

SURAIELEC
ULTW15A
5.00 X 3.00 X 8.30 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SURAIELEC 9.91

Features

【App & Voice Control】The multi-functional landscape transformer allows you to monitor garden light, pathway light from anywhere via Smart Life App. Works with Amazon Alexa and Google Assistant, the transformer also provides you with hands-free convenience of controlling the lights by voice. no hub required.

【2 Zones for Independent Control】Suraielec outdoor light transformer is equipped with two independently controlled outputs, allowing to setup 2 different landscape systems all controlled with a single transformer. That’s, you can set your front yard lighting stay lit at a specific time period while the backyard lights is set to be off several hours later. Control home lighting separately.

【Easy to Program & Memory Function】Easy to operate with step-by-step processing when connecting with network(2.4G wifi ONLY); the smart transformer works with IFTTT, allows you to set sunset off/sunrise on; schedule it to turn on/off at any time and various commands based on temperature, location and time. Features memory function, transformer retains its last mode setting after power outage.

【Multi-Tap Outputs & Overload Protection】120W landscaping transformer converts 120 volt current to a low voltage current (Selectable 12V AC /15V AC), achieving a safe and stable lighting source for house lighting systems. With circuit breaker, the transformer cuts off the power for preventing your equipment from damage when overloaded.

【For Indoor/Outdoor Use】Adopts durable plastic housing and fully encased construction, the commercial grade transformer is moisture-proof, weatherproof and corrosion resistant, perfect for installing in the garage or outside. Potted toroidal cores eliminates annoying sounds while offering high efficiency, makes the power pack cooler and quieter.

Suraielec 200W Smart Low Voltage Transformer, Schedule And Timer, 2.4Ghz Wi-Fi Landscaping Light Transformer, Work With Alexa & Google Assistant, Individually Controlled, 120V Ac To 12V 15V Ac

SURAIELEC
ULTW20A
5.00 X 3.00 X 8.30 Inches
6.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SURAIELEC 9.91

Features

【App & Voice Control】The multi-functional landscape transformer allows you to monitor garden light, pathway light from anywhere via Smart Life App. Works with Amazon Alexa and Google Assistant, the transformer also provides you with hands-free convenience of controlling the lights by voice. no hub required.

【2 Zones for Independent Control】Suraielec outdoor light transformer is equipped with two independently controlled outputs, allowing to setup 2 different landscape systems all controlled with a single transformer. That’s, you can set your front yard lighting stay lit at a specific time period while the backyard lights is set to be off several hours later. Control home lighting separately.

【Easy to Program & Memory Function】Easy to operate with step-by-step processing when connecting with network(2.4G WiFi ONLY); the transformer offers three lighting modes: countdown- schedule- circulate, set various low voltage landscape lighting with preferred modes as needed. Features memory function, transformer retains its last mode setting after power outage.

【Multi-Tap Outputs & Overload Protection】200W landscaping transformer converts 120 volt current to a low voltage current (Selectable 12V AC /15V AC), achieving a safe and stable lighting source for house lighting systems. With circuit breaker, the transformer cuts off the power for preventing your equipment from damage when overloaded.

【For Indoor/Outdoor Use】Adopts durable plastic housing and fully encased construction, the commercial grade transformer is moisture-proof, weatherproof and corrosion resistant, perfect for installing in the garage or outside. Potted toroidal cores eliminates annoying sounds while offering high efficiency, makes the power pack cooler and quieter.

Dewenwils 200W Smart Wi-Fi Low Voltage Transformer, Schedule And Timer, Compatible With Alexa And Google Home, 120V Ac To 12V Ac, Weatherproof For Landscaping Light, Spotlight, Pathway Light

DEWENWILS
HOSL04C
6.00 X 4.00 X 8.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Dewenwils 9.95

Features

【Voice Control & Remote Control】Dewenwils smart low voltage transformer works with Alexa and Google Home Assistant, control your landscaping lights by simply giving voice commands to them. You can also Download “ECO Plugs” App to set your preferred timer mode on smartphone.

【Schedule & Timer Function】5 Timer modes are available- programmable timer/ countdown timer/ astronomic timer/ holiday random/ security random modes. By astronomical timer mode, the lighting turns on automatically at dusk and off at dawn. 200W, convert 120V AC household voltage to 12V AC safety voltage, providing a safer and more practical electrical current level.

【Easy to Set & Install】Connect it to the internet through Wi-Fi network(only 2.4Ghz) for controlling spotlights anywhere and anytime. Built-in hanging hole, 3.3ft power cable, mount it on outdoor walls directly.

【Safe & Weatherproof】Circuit breaker automatically breaks off when the current exceeds threshold, preventing plugged-in devices from damage, protecting your lights safely. High performance metal material, protects the transformer from rain, snow, dust and abrasion, withstands years of use.

【Wide Application】Compatible with all 12V low voltage LED, halogen landscape lighting, like spotlight, pathway light, garden light, water feature etc. You can connect to a maximum of twelve(12) Wi-Fi low voltage transformers via the app.

Dewenwils 300W Smart Wi-Fi Low Voltage Transformer, Schedule And Timer, Compatible With Alexa And Google Home, 120V Ac To 12V Ac, Weatherproof For Landscaping Light, Spotlight, Pathway Light

DEWENWILS
6.00 X 4.00 X 8.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Dewenwils 9.95

Features

【Voice Control & Remote Control】Dewenwils smart low voltage transformer works with Alexa and Google Home Assistant, control your landscaping lights by simply giving voice commands to them. You can also Download “ECO Plugs” App to set your preferred timer mode on smartphone.

【Schedule & Timer Function】5 Timer modes are available- programmable timer/ countdown timer/ astronomic timer/ holiday random/ security random modes. By astronomical timer mode, the lighting turns on automatically at dusk and off at dawn. 300W, convert 120V AC household voltage to 12V/14V AC safety voltage, providing a safer and more practical electrical current level.

【Easy to Set & Install】Connect it to the internet through Wi-Fi network(only 2.4Ghz) for controlling spotlights anywhere and anytime. Built-in hanging hole, 3.3ft power cable, mount it on outdoor walls directly.

【Safe & Weatherproof】Circuit breaker automatically breaks off when the current exceeds threshold, preventing plugged-in devices from damage, protecting your lights safely. High performance metal material, protects the transformer from rain, snow, dust and abrasion, withstands years of use.

【Wide Application】Compatible with all 12V & 14V low voltage LED, halogen landscape lighting, like spotlight, pathway light, garden light, water feature etc. You can connect to a maximum of twelve(12) Wi-Fi low voltage transformers via the app.

Paradise By Sterno Home Low Voltage Smart A/C Transformer, Wifi, 12V & 120V, 200W (Gl33210) , Grey

STERNO HOME
GL33210
6.14 X 3.31 X 9.29 Inches
8.88 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Easy to use App available in Apple store and Google play

5 modes: ON, OFF, Timer, Dusk-to-dawn, Astronomical timer

1 x 120V and 3 x 12V AC power outlet

For indoor & outdoor use, ETL certified

Dewenwils 120W Smart Low Voltage Landscape Transformer, 2.4Ghz Wifi, Works With Alexa & Google Home, 120V Ac To 12V Ac For Led Landscape Lights, Outdoor Lighting, Etl & Fcc Listed

DEWENWILS
HOSL03B2
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Dewenwils 9.95

Features

[Voice Control & Remote Control] Works with Alexa and Google Home Assistant, DEWENWILS smart low voltage transformer controls your landscaping lights by simply giving voice commands or by your smartphone; no hub required, efficient solution to enhance the home automation setup

[Schedule & Timer Function] This smart low voltage transformer allows you to spend vacation more safely and trustingly under Vacation mode; also 5 Timer modes available- programmable timer/ countdown timer/ holiday random/ security random modes/ Circulate mode; convert 120V AC to 12V AC safety voltage

[Easy to Set & Install] To remotely control the spotlights at any time and from any location, it is recommended to connect the device to the internet using a 2.4Ghz Wi-Fi network; built-in hanging hole and 3.3ft power cable make it directly to mount wifi landscape transformer on outdoor walls

[Safe & Weatherproof] Equipped with overload protection, this Alexa enabled low voltage transformer will automatically disengages when the current surpasses the preset threshold; high-performance metal materials affords additional protection, shielding the transformer from rain, snow, dust, and abrasion

[Wide Application] Compatible with all 12V low voltage LED, halogen landscape lighting, like spotlight, pathway light, garden light, deck light, water feature etc.; connect outdoor low voltage transformers wifi via the DEWENWILS app then enjoy the joyful and convenient use

Dewenwils 300W Smart Low Voltage Landscape Transformer, Waterproof, Schedule And Timer, Works With Alexa And Google Home, 120V Ac To 12V Ac For Led Landscape Lights, Outdoor Lighting, Etl Listed

DEWENWILS
HOSL05D2
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SpeedyService4you 0.00

Features

【Voice Control & Remote Control】Dewenwils smart low voltage transformer works with Alexa and Google Home Assistant, control your landscaping lights by simply giving voice commands to it or by your smartphone; no hub required.

【Schedule & Timer Function】4 Timer modes are available- programmable timer/ countdown timer/ holiday random/ security random modes/Circulate mode. Vacation mode allows you to spend vacation more safely and trustingly. 300W, convert 120V AC household voltage to 12V/14V AC safety voltage, providing a safer and more practical electrical current level.

【Easy to Set & Install】Connect it to the internet through Wi-Fi network(only 2.4Ghz) for controlling spotlights anywhere and anytime. Built-in hanging hole, 3.3ft power cable, mount it on outdoor walls directly.

【Safe & Weatherproof】Overload protection, it automatically breaks off when the current exceeds threshold, preventing plugged-in devices from damage, protecting your lights safely. High performance metal material, protects the transformer from rain, snow, dust and abrasion, withstands years of use.

【Wide Application】Compatible with all 12V low voltage LED, halogen landscape lighting, like spotlight, pathway light, garden light, water feature etc. You can connect the Wi-Fi low voltage transformers via the DEWENWILS app.

Husuku Rs Series Rgb Cct Led Controller Kit (R1+S1), 12-24V 180W-360W, R1 2.4G Rf Wireless Remote Control + S1 5-In-1 Wifi & Bluetooth Controller

HUSUKU
ZJUS2-008-3
1.00 X 1.00 X 1.00 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
HUSUKU 9.70

Features

【EASY CONNECT R1 TO S1】Pairing: ① Switch off the S1, after 10 seconds switch on again. ②Within 3 seconds of turning on the light, quickly press R1 any zone of 'I' 3 times. ③ The light blink 3 times slowly means the linking is done successfully./ Unpairing: Turn off S1, turn it on after 10 seconds, short press the ON button of R1 corresponding zone "|" 5 times within 3 seconds, the light controlled by S1 flashes 10 times quickly, it means that the unpairing is successful.

【RS CONTROL SYSTEM】The RS series is a complete set of colors DIY solutions for all control methods of lights. S1 controller and R1 remote control form an RS control system, which intelligently controls the lights of five output channels. The R1 remote control adopts 2.4G RF wireless control, and the control distance is up to 99ft. One remote control can control multiple controllers.

【5-in-1 SMART CONTROL】With our R1 remote control and S1 controller, the lights of all output channels can be intelligentized. They support five different channels, namely Single Color, Dual Color, RGB, RGBW, RGB+CCT.

【EASY SWITCHED】The "SET" button can be freely switched to the output channel you want. They can also forward signals to each other and synchronize automatically, and the control distance can be extended indefinitely without wires.

【WIFI&BT SMART CONTROL】The wireless controller supports Smart Life APP control, Amazon Alexa / Google Assistant/Siri voice control and Bluetooth remote contr

Suraielec Smart Wi-Fi Low Voltage Transformer, 200W Indoor Outdoor Landscape Lighting Transformer With 2 Zones, 120V Ac To 12V 15V Ac Multi Tap Power Supply, Works With Alexa & Google Assistant

SURAIELEC
ULTW20B
6.10 X 3.30 X 11.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SURAIELEC 9.90

Features

【Remote Control & Voice Control】Smart Life App supported, the multi-functional landscape transformer allows you to monitor garden light, pathway light from anywhere. Works with Amazon Alexa and Google Assistant, you can enjoy the hands-free convenience of controlling any landscape lighting via voice commands. No hub required.

【2 Zones for Independent Control】Suraielec outdoor light transformer is equipped with two independently controlled outputs, allowing to setup 2 different landscape systems all controlled with a single transformer. That’s, you can set your front yard lighting stay lit at a specific time period while the backyard lights is set to be off several hours later. Control home lighting separately.

【Schedule & Astronomical Timer】The smart Wi-Fi transformer works with IFTTT, allows you to set sunset off/sunrise on; schedule it to turn on/off at any time and various commands based on temperature, location and time. Easy to operate with step-by-step processing when connecting with network(2.4G wifi ONLY). Features memory function, transformer retains its last mode setting after power outage.

【Multi-Tap Outputs & Overload Protection】200 Watt landscaping transformer converts 120 volt current to a low voltage current (Selectable 12V AC /15V AC), achieving a safe and stable lighting source for house lighting systems. With surge protection, the transformer cuts off the power for preventing your equipment from damage when overloaded.

【Durable for Indoor/Outdoor Use】The NEMA type 3R enclosure with lockable lid design protects the commercial grade transformer from adverse weather conditions, moisture-proof, weatherproof and corrosion resistant, perfect for installing in the garage or outside, withstand years of use. Potted toroidal cores eliminates annoying sounds while offering high efficiency, makes the power pack cooler and quieter.

Suraielec 300W Wi-Fi Low Voltage Landscape Transformer, 2 Independent Channels, Schedule And Timer, 2.4Ghz Smart Landscape Lighting Transformer, Work With Alexa & Google Assistant,120V To 12V 15V Ac

SURAIELEC
ULTW30B
6.10 X 3.30 X 11.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SURAIELEC 9.91

Features

【Remote Control & Voice Control】Smart Life App supported, the multi-functional landscape transformer allows you to monitor garden light, pathway light from anywhere. Works with Amazon Alexa and Google Assistant, you can enjoy the hands-free convenience of controlling any landscape lighting via voice commands. No hub required.

【2 Zones for Independent Control】Suraielec outdoor light transformer is equipped with two independently controlled outputs, allowing to setup 2 different landscape systems all controlled with a single transformer. That’s, you can set your front yard lighting stay lit at a specific time period while the backyard lights is set to be off several hours later. Control home lighting separately.

【Schedule & Astronomical Timer】The smart Wi-Fi transformer works with IFTTT, allows you to set sunset off/sunrise on; schedule it to turn on/off at any time and various commands based on temperature, location and time. Easy to operate with step-by-step processing when connecting with network(2.4G wifi ONLY). Features memory function, transformer retains its last mode setting after power outage.

【Durable for Indoor/Outdoor Use】The NEMA type 3R enclosure with lockable lid design protects the commercial grade transformer from adverse weather conditions, moisture-proof, weatherproof and corrosion resistant, perfect for installing in the garage or outside, withstand years of use. Potted toroidal cores eliminates annoying sounds while offering high efficiency, makes the power pack cooler and quieter.

【Multi-Tap Outputs & Overload Protection】300W landscaping transformer converts 120 volt current to a low voltage current (Selectable 12V AC /15V AC), achieving a safe and stable lighting source for house lighting systems. With circuit breaker, the transformer cuts off the power for preventing your equipment from damage when overloaded.

Suraielec 300W Wi-Fi Landscape Lighting Transformer, 120V To 12V 15V Ac Output, Smart Low Voltage Landscape Transformer For Indoor Outdoor Use, Work With Alexa And Google Assistant, Stainless Steel

SURAIELEC
ULTW30D
6.10 X 3.30 X 11.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SURAIELEC 9.91

Features

【Remote Control & Voice Control】Smart Life(Tuya) App supported, the multi-functional landscape transformer allows you to monitor garden light, pathway light from anywhere. Works with Amazon Alexa and Google Assistant, you can enjoy the hands-free convenience of controlling any landscape lighting system via voice commands. No hub required.

【Schedule & Astronomical Timer】Simply scheduling the low voltage outdoor lighting products with the smart Wi-Fi transformer. Set the auto on/off timer according to location, you won’t need to worry about sunrise and sunset times changing throughout the year. Easy to operate with step-by-step processing when connecting with network(2.4G wifi ONLY). Features memory function, transformer retains its last mode setting after power outage.

【Multi-Tap Outputs & Overload Protection】300 watt landscaping transformer converts 120 volt current to a low voltage current (Selectable 12V AC /15V AC), achieving a safe and stable lighting source for house lighting systems. With circuit breaker, the transformer cuts off the power automatically for preventing your equipment from damage when overloaded.

【Durable for Indoor/Outdoor Use】The NEMA type 3R enclosure with lockable stainless steel shield design protects the commercial grade transformer from adverse weather conditions, moisture-proof, weatherproof and corrosion resistant, perfect for installing in the garage or outside, withstand years of use. Latch to lock door for safety and tamper proof.

【Wide Application】The 300W power pack works with low voltage AC LED & halogen pathway lights, deck lights, hardscape lights, in-ground lights etc. Easy to install it with included mounting plates and screw accessories. Note: You set the same mode for all the loaded lighting fixtures, the 4 outputs are controlled synchronously.

#TOP12

Lightkiwi E2683 Wifi Smart Plug For Low Voltage Landscape Lighting Transformer

LIGHTKIWI
E2683
0.40 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Lightkiwi 9.63

Features

Easy setup operation with your smartphone using Smart Life App. No hub required. Only support a 2.4 GHz Wi-Fi network. Compatible with Android 4.1 and higher or iOS 8.0 and higher.

Ensure that the Wi-Fi signal strength is good where the Wi-Fi Smart Plug will be installed. Building materials such as concrete significantly weaken Wi-Fi signals, preventing the use of Wi-Fi Smart Plug inside compatible transformers located outdoors.

This is an indoor-rated WIFI smart plug. It can be used outdoor with transformers that can install timers inside the transformer like Lightkiwi 150-Watt Transformer (Model# C6449 / ASIN: B07D1FNW29), 300-Watt Transformer (Model#: W9715 / ASIN: B01MS8TVAT) & 600-Watt Transformer (Model#: U8810 / ASIN: B076FKN3RP).

You can set schedule to automate your landscape lighting for saving time and energy. Works with Amazon Echo/Alexa and Google Home. Allows to control your smart Wi-Fi plug with voice commands using Amazon Echo/Alexa and Google Home device.

ETL Listed

Top 10 low voltage transformers Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Suraielec 5
Dewenwils 4
Husuku 1
Lightkiwi 1
Sterno Home 1

Top 10 low voltage transformers Brands Pie Chart


We've carried out a comprehensive analysis of 1,392 reviews on low voltage transformers, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select low voltage transformers priced around $93.78, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 12 low voltage transformers for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right transformers Products based on their needs, saving them considerable time when choosing which low voltage transformers to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.