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Meilleures energy efficiencies - searchPage.holidaySeason.title.holidaysSale 2025

Dernière mise à jour - December 14, 2025

1
Meilleur choix
-20%

✖
Nos classements sont générés à partir de l'analyse algorithmique de milliers d'avis de clients sur les produits, les marques, le niveau de service à la clientèle du commerçant, les tendances de popularité, etc. Les classements reflètent notre opinion et devraient constituer un bon point de départ pour vos achats.

ENVI
-20%

Envi Plug-in Electric Panel Wall Heaters for Indoor Use, Energy Efficient 24/7 Heating w/Safety Sensor Protection, Patented Quiet Fan-less Design, Easy 2-Min Install, Space Heater, Made in USA

Choisi par 1221 clients cette semaine

ENVI

$159.96

$199.95
(-20%)

PLUS DE DÉTAILS
Faits saillants principaux
- SAFE AND USER-FRIENDLY DESIGN: This heater operates at a cool 90°F and includes a wall-sense safety sensor that cuts power if it’s removed from the wall. It can run 24/7 for peace of mind in homes with children, the elderly, and pets. The design prevents blowing dust and allergens, promoting a cleaner environment for allergy sufferers and those with respiratory issues. It also helps maintain humidity, reducing the risk of winter-related nosebleeds and dry eye syndrome.
- QUIET AND COMFORTABLE HEATING: Experience completely silent, gentle warmth with our patented fan-less design featuring “Stack Convection.” The auto-dimming power light ensures minimal distraction, making it ideal for a great night’s sleep.
- NEW 2022 MODEL LE5012P: Featuring a modern design with an elegant top vent and controls. With a low power draw of only 500 watts and 4.2 amps, multiple heaters can be installed without tripping a breaker—ideal for generators and solar power. This heater is widely used in bathrooms, bedrooms, offices, hotels, nursing homes, and apartment complexes. Backed by a 3-year warranty, it’s proudly made in the USA and supported by award-winning customer service.
- EFFICIENT LOW-WATTAGE WALL HEATER: This wall-mounted heater is designed to provide targeted comfort in specific areas of your home. Its energy-efficient design allows it to supplement or replace your central heating system effectively. With low wattage and a safe design, it helps maintain a comfortable room temperature while minimizing energy consumption.
- EASY INSTALLATION AND MAINTENANCE: Install in minutes—no drill or contractor needed. This heater is simple to operate and clean, with no moving parts for 100% maintenance-free use. Enjoy zero lifetime repair costs compared to traditional central heating systems. Its slim, sleek design is just 2 inches thick, helping to reduce floor clutter while adding a stylish touch to your space.
$159.96
$199.95 (-20%)
2
-20%

✖
Nos classements sont générés à partir de l'analyse algorithmique de milliers d'avis de clients sur les produits, les marques, le niveau de service à la clientèle du commerçant, les tendances de popularité, etc. Les classements reflètent notre opinion et devraient constituer un bon point de départ pour vos achats.

ENVI
-20%

Envi Plug-in Electric Panel Wall Heaters for Indoor Use, Energy Efficient 24/7 Heating w/Safety Sensor Protection, Patented Quiet Fan-less Design, Easy 2-Min Install, Space Heater, Made in USA

ENVI

$159.96

$199.95
(-20%)

PLUS DE DÉTAILS
Faits saillants principaux
- SAFE AND USER-FRIENDLY DESIGN: This heater operates at a cool 90°F and includes a wall-sense safety sensor that cuts power if it’s removed from the wall. It can run 24/7 for peace of mind in homes with children, the elderly, and pets. The design prevents blowing dust and allergens, promoting a cleaner environment for allergy sufferers and those with respiratory issues. It also helps maintain humidity, reducing the risk of winter-related nosebleeds and dry eye syndrome.
- QUIET AND COMFORTABLE HEATING: Experience completely silent, gentle warmth with our patented fan-less design featuring “Stack Convection.” The auto-dimming power light ensures minimal distraction, making it ideal for a great night’s sleep.
- NEW 2022 MODEL LE5012P: Featuring a modern design with an elegant top vent and controls. With a low power draw of only 500 watts and 4.2 amps, multiple heaters can be installed without tripping a breaker—ideal for generators and solar power. This heater is widely used in bathrooms, bedrooms, offices, hotels, nursing homes, and apartment complexes. Backed by a 3-year warranty, it’s proudly made in the USA and supported by award-winning customer service.
- EFFICIENT LOW-WATTAGE WALL HEATER: This wall-mounted heater is designed to provide targeted comfort in specific areas of your home. Its energy-efficient design allows it to supplement or replace your central heating system effectively. With low wattage and a safe design, it helps maintain a comfortable room temperature while minimizing energy consumption.
- EASY INSTALLATION AND MAINTENANCE: Install in minutes—no drill or contractor needed. This heater is simple to operate and clean, with no moving parts for 100% maintenance-free use. Enjoy zero lifetime repair costs compared to traditional central heating systems. Its slim, sleek design is just 2 inches thick, helping to reduce floor clutter while adding a stylish touch to your space.
$159.96
$199.95 (-20%)
3

✖
Nos classements sont générés à partir de l'analyse algorithmique de milliers d'avis de clients sur les produits, les marques, le niveau de service à la clientèle du commerçant, les tendances de popularité, etc. Les classements reflètent notre opinion et devraient constituer un bon point de départ pour vos achats.

FULMT

Stop Energy Saving Device, Electricity Saving Box Saving Device, Power Saver Electricity Saving Device Save Electricity, US Plug 90V-250V 30KW (4Pack)

FULMT

$7.77

PLUS DE DÉTAILS
Faits saillants principaux
- Wide Compatibility: Our energy saver is suitable for homes, cafes, offices, hotels, restaurants, and more. It is compatible with a variety of appliances, including air conditioners, washing machines, refrigerators, rice cookers, and ovens, making it an ideal energy-saving device for both home and office use.
- Saves Energy and Money: The energy saver consumes almost no power itself and is particularly suitable for high-power appliances such as refrigerators, air conditioners, and televisions. The longer it is used, the more apparent the energy-saving effect becomes.
- Reliable Performance: Our energy saver operates under rated load and utilizes a capacitor system to smoothly release stored energy. The casing is made from ABS material, ensuring that the device is both safe and reliable.
- Energy Saver: This energy saver optimizes voltage and current, reducing line energy loss and preventing excessive use and wear of electrical appliances, thereby extending their lifespan.
- Easy to Use: Simply put the energy saver into a power outlet, and the green indicator light will illuminate, indicating that the device is ready to work. Keeping it connected effectively reduces power consumption and avoids energy waste.
$7.77
4
-25%

✖
Nos classements sont générés à partir de l'analyse algorithmique de milliers d'avis de clients sur les produits, les marques, le niveau de service à la clientèle du commerçant, les tendances de popularité, etc. Les classements reflètent notre opinion et devraient constituer un bon point de départ pour vos achats.

McGraw-Hill Education
-25%

Energy Efficiency and Management for Engineers

McGraw-Hill Education

$89.78

$121.00
(-25%)

PLUS DE DÉTAILS
Faits saillants principaux
$89.78
$121.00 (-25%)
5
Meilleure Valeur
-36%

✖
Nos classements sont générés à partir de l'analyse algorithmique de milliers d'avis de clients sur les produits, les marques, le niveau de service à la clientèle du commerçant, les tendances de popularité, etc. Les classements reflètent notre opinion et devraient constituer un bon point de départ pour vos achats.

Brand: Saturn Resource Management
-36%

The Homeowner's Handbook to Energy Efficiency: A Guide to Big and Small Improvements

Brand: Saturn Resource Management

$24.95

$39.00
(-36%)

PLUS DE DÉTAILS
Faits saillants principaux
- Used Book in Good Condition
$24.95
$39.00 (-36%)

Meilleures energy efficiencies - searchPage.holidaySeason.title.holidaysSale 2025

Envi Plug-in Electric Panel Wall Heaters for Indoor Use, Energy Efficient 24/7 Heating w/Safety Sensor Protection, Patented Quiet Fan-less Design, Easy 2-Min Install, Space Heater, Made in USA

Envi Plug-in Electric Panel Wall Heaters for Indoor Use, Energy Efficient 24/7 Heating w/Safety Sensor Protection, Patented Quiet Fan-less Design, Easy 2-Min Install, Space Heater, Made in USA

Stop Energy Saving Device, Electricity Saving Box Saving Device, Power Saver Electricity Saving Device Save Electricity, US Plug 90V-250V 30KW (4Pack)

Energy Efficiency and Management for Engineers

The Homeowner's Handbook to Energy Efficiency: A Guide to Big and Small Improvements

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