Best Halogen Power Transformers in 2025

【Built-in Dusk to Dawn Sensor】: Attached with this transformer, the landscape lighting will turn on automatically at dusk and off at dawn. 60W, convert 120V AC household voltage to 12V AC safety voltage, providing a safer and more practical electrical current level.

【4H/6H/8H Countdown Timer】: Switch it to set 4/6/8 hour countdown easily, so it will turn on at dusk and automatically turn off 4/6/8 hours later, convenient for controlling your landscaping lights.

【Easy Installation & Weatherproof】: Built-in hanging hole, 3.3ft power cable, mount it on outdoor walls directly. Molded weatherproof body, protects the transformer from rain, snow, dust and abrasion, withstands years of use.

✅WIDELY APPLICABLE: Landscape transformer for your low voltage lighting needs. Goodsmann low voltage transformer are compatible with 12V low voltage landscape lighting system and can be used with LED and halogen lights etc

✅6 VERSATILE MODES: TIMER(timed on/off), AUTO(dusk-to-dawn), 4/6/8/10 (turn on at dusk and turn off /4/6/8/10 hours later), PHOTO ON/ TIMED OFF(turn on at dusk, turn off at set time), ON, OFF

✅EASY TO OPERATE: Intuitive interface designed for easy use. There have 2 hanging holes on the back for hanging the transformer. There are 2 output terminal on the bottom of the back for connecting cables, and the wattage of each output port is 300W

Commercial Grade Low voltage power supply

Indoor and Outdoor Use

Built In Photo Cell and Timer

【Dusk to Dawn Sensor】This low voltage landscape transformer equipped with a photocell sensor. Attached the low voltage landscape lights to this smart transformer, lights will turn on automatically at dusk and off at dawn.

【Countdown Timer】When set to timer model, the landscape transformer will turn on at dusk and automatically turn off 2/3/4/5/6/7/8/9/10 hours later. Save your time and energy.

【Compatible with Low Voltage Landscape Lighting systems】The landscaping transformer converts 120V household AC voltage into 12V safe AC voltage, providing stable and safe voltage and current levels.It compatible with all 12V low voltage LED and halogen landscape lighting systems. Widely used in outdoor landscape lights, path lights, spotlights, string lights, led lights, deck lights, etc.

Limited lifetime warranty

Built-in photocell and timer with dial switcher time setting 4,6,8 hours or Auto function settings for outdoor use and indoor use (Plug in Timer can be used to override the photo cell for indoors or dark places)

LED and halogen compatible transformer

【Dusk to Dawn Sensor】The transformer is equipped with a detachable photocell sensor, so landscape lighting will turn on automatically at dusk and off at dawn. 6ft photocell sensor cable enables you to install the transformer indoor outdoor.

【Countdown Timer& Memory Function】Light control timing, 1-12 hours countdown, with this mode, the transformer will turn on at dusk and automatically turn off 1/2/3/4/5/6/7/8/9/10/11/12 hours later. Memory function, the transformer remains the timer mode you selected before, even when power outage.

【Individually Controlled Outputs】Advanced technology with 3 individually controlled terminal output zones, allows you to control your front porch lights, backyard lights and landscaping lights separately. Press the “Zone” Button to choose specific output for customizing your house lighting.

【Dusk to Dawn Sensor】The outdoor low voltage transformer is equipped with a detachable photocell sensor, so landscape lighting will turn on automatically at dusk and off at dawn. 6ft photocell sensor cable enables you to install the transformer indoor outdoor.

【Countdown Timer& Memory Function】Light control timing, 1-12 hours countdown, with this mode, the transformer will turn on at dusk and automatically turn off 1/2/3/4/5/6/7/8/9/10/11/12 hours later. Memory function, the transformer remains the timer mode you selected before, even when power outage.

【Individually Controlled Outputs】Advanced technology with 3 individually controlled terminal output zones, allows you to control your front porch lights, backyard lights and landscaping lights separately. Press the “Zone” Button to choose specific output for customizing your house lighting.

100% OUTPUT 12V MULTIFUNCTIONAL TRANSFORMER. Still worried that the transformer will cause power loss for some reason? This transformer can achieve 100% power output with 4 modes: On, Auto, Timer, Astro. And 12V output will meet most of the low voltage landscape lights on the market

TWO PERIODS OF TIME SETTING. This transformer is capable of setting two time periods during the day in auto, timer and astro mode. It allows you to set two time periods and maximize energy savings, meet your setting needs in different time periods

ASTRONOMICAL TIMER. The “Astro” mode uses your geographic location to track sunrise/sunset times to determine the best on/off times for maximum energy efficiency. In addition, with this mode, you can completely install the transformer indoors or in a location where the sun will not shine directly on it, better extending the service life of the transformer

100% OUTPUT 12V/15V MULTIFUNCTIONAL TRANSFORMER. Still worried that the transformer will cause power loss for some reason? This transformer can achieve 100% power output with 4 modes: On, Auto, Timer, Astro. And it supports 12V or 15V output that can meet your different needs

TWO PERIODS OF TIME SETTING. This transformer is capable of setting two time periods during the day in auto, timer and astro mode. It allows you to set two time periods and maximize energy savings, meet your setting needs in different time periods

ASTRONOMICAL TIMER. The “Astro” mode uses your geographic location to track sunrise/sunset times to determine the best on/off times for maximum energy efficiency. In addition, with this mode, you can completely install the transformer indoors or in a location where the sun will not shine directly on it, better extending the service life of the transformer

100% OUTPUT 15V MULTIFUNCTIONAL TRANSFORMER. Still worried that the transformer will cause power loss for some reason? This transformer can achieve 100% power output with 4 modes: On, Auto, Timer, Astro. And the 15V output effectively mitigates problems due to voltage drop, allowing the transformer to illuminate lights further away

TWO PERIODS OF TIME SETTING. This transformer is capable of setting two time periods during the day in auto, timer and astro mode. It allows you to set two time periods and maximize energy savings, meet your setting needs in different time periods

ASTRONOMICAL TIMER. The “Astro” mode uses your geographic location to track sunrise/sunset times to determine the best on/off times for maximum energy efficiency. In addition, with this mode, you can completely install the transformer indoors or in a location where the sun will not shine directly on it, better extending the service life of the transformer

【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.

【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.

Lifetime Warranty on 600W Stainless Steel Low Voltage Transformer

Divided to 300W Loads as Per NEC

Heavy Duty Stainless Steel with 8' Plug In Cord Quietest Transformer in the Market

COMPATIBLE WITH ALL LOW VOLTAGE LIGHTINING SYSTERMS - The 300W low-voltage transformer converts 120V household AC voltage into 12V/14V safe AC voltage, providing stable and safe voltage and current levels. Compatible with all 12V/14V low voltage LED and halogen landscape lighting systems. Widely used in outdoor landscape lighting, path lights, spotlights, deck lights, string lights, etc.

DUSK TO DAWN PHOTOCELL SENSOR - Equipped with removable and replaceable photocell sensors, the outdoor landscape transformer automatically turns on at dusk and turns off at sunrise. The lighting transformer comes with 6ft UL listed power cord and 6.8ft UL listed sensor power cord which can be installed indoors or outdoors wherever you want.

MULTIPLE SETTING MODES - The outdoor lighting transformer have 5 modes, including manual on/off, automatic ON/OFF (dusk to dawn), photocell ON/timer OFF, timer ON/OFF (ON and OFF at set times) and test mode. Multiple setting modes are enough to meet any of your needs and maximize energy savings.

[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

✅ Wide Application: The output voltage is 12V AC safe working voltage and compatible with all 12V AC low voltage LED and Halogen landscape lighting, such as spotlight, pathway light, flood light. Please make sure the cable connect with the transformer is less than 150ft and the total power of the light is best not to exceed 75% of the power pack’s capacity(45W x 75%=33.75W)

✅ Timer Functions: 5 timer modes to choose from - Auto Function the transformer turns on at dusk,turns off at dawn; 4/6/8/10 Fuction the 120W power pack turns on at dusk and turn off automatically after 4/6/8/10 hours; Timer Fuction the transformer onat set timed on, off at set timed off; Photo on/ Timed off Fuction the camo transformer 120 watt will on at dusk, off at set timed off; ON/ OFF mode power pack on/ off

✅ DIY Design: The plug of the transformer can be inserted into 120V household power supply, the low-voltage cable can be directly connect to the output port at the bottom of the transformer. Two hanging holes on the back and attached mounting screws for installing transformers, it can be simply placed on a particular section of the wall outside the home or very close to your letterbox

【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.

[Dusk to Dawn Sensor] Automatically turn on your landscape lights at dusk and off at dawn in Auto ON/OFF mode with detachable photocell sensor, 6ft power cord of the sensor allows you to install the dusk to dawn low voltage transformer indoors or outdoors; a boon for exterior lights

[5 Timing Modes] Easy to operate with the push of button, this digital low voltage transformer has 5 modes including Manual ON/OFF, AUTO ON/OFF, Photocell ON/ timer OFF, timer ON/OFF and TEST, meet all outdoor lighting needs in your back/front yard in an energy-saving way, perfect replacement for old transformer

[Weatherproof & Safe] Durable and sturdy enough to resist rain, snow, dust, and corrosion, this led landscape transformer is made of high quality metal material, can last for years whether mounted on inside or outside walls; manual reset circuit breaker will automatically trip once overloaded to ensure safety; ETL listed

【Dusk to Dawn Sensor】Equipped with a detachable photocell sensor, this low voltage transformer 300 watt enables landscape lights automatically turn on at dusk and off at dawn in Auto ON/OFF mode; 6ft power cord of the sensor allows you to install the transformer indoor or outdoor

【5 Timing Modes】Easy to operate with the push of button, the voltage transformer is designed with 5 modes including Manual ON/OFF, AUTO ON/OFF, Photocell ON/ timer OFF, timer ON/OFF and TEST, meet all your setting needs and maximize energy savings

【Weatherproof & Safe 】Made of high quality metal material, this low voltage lighting transformer is durable and sturdy enough to resist rain, snow, dust, and corrosion, lasts for years whether mounted on inside or outside walls; manual reset circuit breaker will automatically trip when overloaded to ensure safety; ETL listed

【Dusk to Dawn Sensor】Equipped with a detachable photocell sensor, this low voltage transformer 200 watt enables landscape lights automatically turn on at dusk and off at dawn in Auto ON/OFF mode; 6ft power cord of the sensor allows you to install the transformer indoor or outdoor

【5 Timing Modes】Easy to operate with the push of button, the voltage transformer is designed with 5 modes including Manual ON/OFF, AUTO ON/OFF, Photocell ON/ timer OFF, timer ON/OFF and TEST, meet all your setting needs and maximize energy savings

【Weatherproof & Safe 】Made of high quality metal material, this low voltage lighting transformer is durable and sturdy enough to resist rain, snow, dust, and corrosion, lasts for years whether mounted on inside or outside walls; manual reset circuit breaker will automatically trip when overloaded to ensure safety; ETL listed

COMPATIBLE WITH ALL LOW VOLTAGE LIGHTINING SYSTERMS - The 120W low-voltage transformer converts 120V household AC voltage into 12V/14V safe AC voltage, providing stable and safe voltage and current levels. Compatible with all 12V/14V low voltage LED and halogen landscape lighting systems. Widely used in outdoor landscape lighting, path lights, spotlights, deck lights, string lights, etc.

DUSK TO DAWN PHOTOCELL SENSOR - Equipped with removable and replaceable photocell sensors, the outdoor landscape transformer automatically turns on at dusk and turns off at sunrise. The lighting transformer comes with 6ft UL listed power cord and 6.8ft UL listed sensor power cord which can be installed indoors or outdoors wherever you want.

MULTIPLE SETTING MODES - The outdoor lighting transformer have 5 modes, including manual on/off, automatic ON/OFF (dusk to dawn), photocell ON/timer OFF, timer ON/OFF (ON and OFF at set times) and test mode. Multiple setting modes are enough to meet any of your needs and maximize energy savings.

Low Voltage Multi-tap 12-15 Volt Output 300-Watt capacity

Limited lifetime warranty

Built-in photocell and timer with Digital display for easy programming, will turn your lights on at dusk, with an option of waiting 1-9 hours to turn them off, Auto to use from Dusk to Dawn or with an option of constant On to override the photo cell and connect it to a plug in timer or remote system for indoor use

COMPATIBLE WITH ALL LOW VOLTAGE LIGHTINING SYSTERMS - The 200W low-voltage transformer converts 120V household AC voltage into 12V/14V safe AC voltage, providing stable and safe voltage and current levels. Compatible with all 12V/14V low voltage LED and halogen landscape lighting systems. Widely used in outdoor landscape lighting, path lights, spotlights, deck lights, string lights, etc.

DUSK TO DAWN PHOTOCELL SENSOR - Equipped with removable and replaceable photocell sensors, the outdoor landscape transformer automatically turns on at dusk and turns off at sunrise. The lighting transformer comes with 6ft UL listed power cord and 6.8ft UL listed sensor power cord which can be installed indoors or outdoors wherever you want.

MULTIPLE SETTING MODES - The outdoor lighting transformer have 5 modes, including manual on/off, automatic ON/OFF (dusk to dawn), photocell ON/timer OFF, timer ON/OFF (ON and OFF at set times) and test mode. Multiple setting modes are enough to meet any of your needs and maximize energy savings.

【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.

Low Voltage Multi-tap 12-15 Volt Output 300-Watt capacity

LED and halogen compatible transformer, Quiet Transformer in the Marke

6 Ft. Plug in cord length with 3 prong plug

✅Wide Application: Compatible with all 12V low voltage LED and Halogen landscape lighting, such as spotlight, pathway light, flood light

✅ 5 Timer Modes To Choose From: Auto Dusk Dawn Mode Through the light sensor timer mode, the lights are automatically turned on at dusk and automatically turned off at dawn; Timer mode customizes timing according to AM, PM Time; turn on at dusk and turn off after 4/6/8/10 hours; ON/OFF mode

✅ DIY Design: Easy installation, it can be simply placed on a particular section of the wall outside the home or very close to your letterbox

Wide Application: GOODSMANN 120 watt power pack camo transformer use home 12V AC safe working voltage, compatible with all 12V AC low voltage LED, halogen landscape lighting, such as spotlights, pathway lights, garden lights, well light etc

Timer Functions: 5 timer modes to choose from - Auto Function the transformer turns on at dusk,turns off at dawn; 4/6/8/10 Fuction the 120W power pack turns on at dusk and turn off automatically after 4/6/8/10 hours; Timer Fuction the transformer onat set timed on, off at set timed off; Photo on/ Timed off Fuction the camo transformer 120 watt will on at dusk, off at set timed off; ON/ OFF mode power pack on/ off

DIY Design: The rear hanging hole and attached mounting screws can be directly installed on the outdoor wall; the LED display behind the door panel can check or set the timing; the light sensor with the power cord can be installed in the outdoor natural light plenty of places

NEW GENERATION LOW VOLTAGE TRANSFORMER: Our 120W low voltage transformer has 4 multi-function working modes, including on/off mode, dusk to dawn sensor, timer and astronomical timer, to meet your different needs. LCD display, easy to set and read the current working status, no matter day or night, you can easily check it at a glance

ASTRONOMICAL TIMER: Unique astronomical timing mode, using patented software algorithm, just input the local latitude and longitude in the low voltage transformer, it will calculate the local sunrise and sunset time to automatically turn on and off your landscape lights, super convenient and easy to achieve lighting automation

SUPERIOR QUALITY: Built-in circuit protection, the power can be disconnected when overloaded, which is safer to use. Waterproof body and flame retardant materials, protects your transformer from harsh conditions such as fire hazard, rain, snow, dust, etc., rust and corrosion resistance, and can withstand years of use