Watt Box(36)
Uses item details. Price when purchased online
30 Amp Power Inlet Box, Briidea NEMA 3R Generator Inlet Box with 5 Preserved Holes, NEMA L14-30P, 125/250 Volt, 7500 Watts Generator Transfer Switch $29.99 Was $35.99
Sponsored
Now$2999
current price Now $29.99, Was $35.99$35.99
30 Amp Power Inlet Box, Briidea NEMA 3R Generator Inlet Box with 5 Preserved Holes, NEMA L14-30P, 125/250 Volt, 7500 Watts Generator Transfer Switch
54.6 out of 5 Stars. 5 reviews
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30A/50A Power Inlet Box for Generator, Journeyman-Pro ETL Listed, w/Waterproof Cover,L5-30P,TT-30P,L14-30P,SS-2-50P | 30 or 50 Amp 125/250V | for 3 or 4 Prong Extension Cord (TT-30P - Black) From $49.99
Sponsored
From$4999
30A/50A Power Inlet Box for Generator, Journeyman-Pro ETL Listed, w/Waterproof Cover,L5-30P,TT-30P,L14-30P,SS-2-50P | 30 or 50 Amp 125/250V | for 3 or 4 Prong Extension Cord (TT-30P - Black)
45 out of 5 Stars. 4 reviews
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Reliance PBN50 50-Amp 12,500-Watt Non-Metallic Power Inlet Box $84.79
$8479
current price $84.79Reliance PBN50 50-Amp 12,500-Watt Non-Metallic Power Inlet Box
174.2 out of 5 Stars. 17 reviews
Best seller Electricity saving box, 2025 Power-Saver-Pro Esaverwatt Elon-Musk Energy Saving Device Stop-Watt, Energy-Conservation Device Stabilizes Volts Reduces Energy-Costs By Akifronte From $11.00
3 options
Available in additional 3 optionsFrom$1100
Electricity saving box, 2025 Power-Saver-Pro Esaverwatt Elon-Musk Energy Saving Device Stop-Watt, Energy-Conservation Device Stabilizes Volts Reduces Energy-Costs By Akifronte
204.4 out of 5 Stars. 20 reviews
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Reliance PB20 5,00-Watt 120/240-Volt 20-Amp Non-Metallic Power Inlet Box $32.10 Was $54.68
Now$3210
current price Now $32.10, Was $54.68$54.68
Reliance PB20 5,00-Watt 120/240-Volt 20-Amp Non-Metallic Power Inlet Box
Reliance PB30 7,500-Watt 120/240-Volt 30-Amp Non-Metallic Power Inlet Box $59.99
$5999
current price $59.99Reliance PB30 7,500-Watt 120/240-Volt 30-Amp Non-Metallic Power Inlet Box
484.8 out of 5 Stars. 48 reviews
Energy Saving Device Power Saving Box Pro, 2026 New Professional Home Energy Saver Watt Stop Electricity Stabilizer with Capacitor System for Household Appliances, Fireproof & Leakage-Proof, 1PC
Energy Saving Device Power Saving Box Pro, 2026 New Professional Home Energy Saver Watt Stop Electricity Stabilizer with Capacitor System for Household Appliances, Fireproof & Leakage-Proof, 1PC
15 out of 5 Stars. 1 reviews
Reliance MB60 15000 Watts Meter Box Transfer Switch Accessory $104.40
$10440
current price $104.40Reliance MB60 15000 Watts Meter Box Transfer Switch Accessory
43 out of 5 Stars. 4 reviews
Jesco Lighting - Accessory - 24V 20W Hardwire Power Supply Junction Box with $58.33
$5833
current price $58.33Jesco Lighting - Accessory - 24V 20W Hardwire Power Supply Junction Box with
Connecticut Electric 30-Amp Power Inlet Box with Hinged Door, NEMA 3R Power Inlet Box, Generators Up to 7,500 Running Watts, ETL Listed $48.99
$4899
current price $48.99Connecticut Electric 30-Amp Power Inlet Box with Hinged Door, NEMA 3R Power Inlet Box, Generators Up to 7,500 Running Watts, ETL Listed
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LifeSafety Power FPO75-B100C4PE1M MCLASS Unified Power System 75W, 12/24VDC, 2 Doors, 4 Lock Class, 2 Outputs $524.77
$52477
current price $524.77LifeSafety Power FPO75-B100C4PE1M MCLASS Unified Power System 75W, 12/24VDC, 2 Doors, 4 Lock Class, 2 Outputs
30 Amp Power Inlet Box, Briidea NEMA 3R Generator Inlet Box with 5 Preserved Holes, NEMA L14-30P, 125/250 Volt, 7500 Watts Generator Transfer Switch $29.99 Was $35.99
Now$2999
current price Now $29.99, Was $35.99$35.99
30 Amp Power Inlet Box, Briidea NEMA 3R Generator Inlet Box with 5 Preserved Holes, NEMA L14-30P, 125/250 Volt, 7500 Watts Generator Transfer Switch
54.6 out of 5 Stars. 5 reviews
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Riousery Portable Outdoor Power Distribution Box Industrial Waterproof Electrical Breaker Socket Box IP44-67 220V, 6.89 x 4.92 x 2.95 in / 175 x 125 x 75 mm $44.73
$4473
current price $44.73Riousery Portable Outdoor Power Distribution Box Industrial Waterproof Electrical Breaker Socket Box IP44-67 220V, 6.89 x 4.92 x 2.95 in / 175 x 125 x 75 mm
Reliance Controls Generators Up to 7,500 Running Watts PB30 30-Amp NEMA 3R Power Inlet Box, Gray CA2 $80.11
$8011
current price $80.11Reliance Controls Generators Up to 7,500 Running Watts PB30 30-Amp NEMA 3R Power Inlet Box, Gray CA2
XUBIYM Power Box Device Us Plug Stop Watt Power Factor for Home and Office 6 Pack (6 Packs) $11.28
$1128
current price $11.28XUBIYM Power Box Device Us Plug Stop Watt Power Factor for Home and Office 6 Pack (6 Packs)
Portable Plug-In Power Box with US Plug, Wide Voltage 90-250V Compatibility, 2026 Improved Design for Home, Office and Travel Electronics From $13.85
From$1385
Portable Plug-In Power Box with US Plug, Wide Voltage 90-250V Compatibility, 2026 Improved Design for Home, Office and Travel Electronics
Square D HOM120DF Circuit Breaker Box, 120 V $122.08
$12208
current price $122.08Square D HOM120DF Circuit Breaker Box, 120 V
SLANT MTL ENCL 8 in.4W TRANS with VR $76.30
$7630
current price $76.30SLANT MTL ENCL 8 in.4W TRANS with VR
Reliance Controls Non-Metallic Power Inlet Box,Amps 30 PBN30 $70.95
$7095
current price $70.95Reliance Controls Non-Metallic Power Inlet Box,Amps 30 PBN30
Square D Panelboard Encl/Box Type 3R/12 26H 20W MH26WP $1,495.98
$1,49598
current price $1,495.98Square D Panelboard Encl/Box Type 3R/12 26H 20W MH26WP
Generators Up to 7,500 Running Watts PB30 30-Amp NEMA 3R Power Inlet Box, Gray $75.49
$7549
current price $75.49Generators Up to 7,500 Running Watts PB30 30-Amp NEMA 3R Power Inlet Box, Gray
Ip67 Pv Solar Panel Single Hole Junction Box 30W Photovoltaic Solar System $5.99 Was $8.79
Now$599
current price Now $5.99, Was $8.79$8.79
Ip67 Pv Solar Panel Single Hole Junction Box 30W Photovoltaic Solar System
Universal Plug-In Power Box with US Plug, 90-250V Wide Voltage Compatibility, 2026 Enhanced Design for Home Electronics and Travel Use From $13.82
From$1382
Universal Plug-In Power Box with US Plug, 90-250V Wide Voltage Compatibility, 2026 Enhanced Design for Home Electronics and Travel Use
BIMZUC Electronic Junction Box Switching Power Supply Distribution Protection Waterproof ABS 8 Way 7.48 inches / 19 cm $21.06
$2106
current price $21.06BIMZUC Electronic Junction Box Switching Power Supply Distribution Protection Waterproof ABS 8 Way 7.48 inches / 19 cm
Kason - 11801000013 - Junction Box Assy $70.18
$7018
current price $70.18Kason - 11801000013 - Junction Box Assy
Nieyigj IP66 Water Proof Power Distribution Box with Indicator Light, 8 Way Outdoor Circuit Breaker Enclosure Box, Plastic Panel 7.9 x 3.9 x 7.9 inches $56.70
$5670
current price $56.70Nieyigj IP66 Water Proof Power Distribution Box with Indicator Light, 8 Way Outdoor Circuit Breaker Enclosure Box, Plastic Panel 7.9 x 3.9 x 7.9 inches
BIMZUC Outlet Box NEMA 10-50R 14-50R US Industrial Power Socket Case Single Gang Device Box for Outdoor, Aluminum Alloy, 4.7 inches / 12 cm $14.18
$1418
current price $14.18BIMZUC Outlet Box NEMA 10-50R 14-50R US Industrial Power Socket Case Single Gang Device Box for Outdoor, Aluminum Alloy, 4.7 inches / 12 cm
Generac 6340 30 Amp Electrical Power Input Inlet Plug In Box with Lid $59.99
$5999
current price $59.99Generac 6340 30 Amp Electrical Power Input Inlet Plug In Box with Lid
34 out of 5 Stars. 3 reviews
Stopwatt Energy Saving Device,Electricity Saving Box, Energy Saving Plug for Home & Office, Power Efficiency Plug, US Plug 90V-250V 30KW(2PCS) From $13.99
4 options
Available in additional 4 optionsFrom$1399
Stopwatt Energy Saving Device,Electricity Saving Box, Energy Saving Plug for Home & Office, Power Efficiency Plug, US Plug 90V-250V 30KW(2PCS)
YSNOOWE Waterproof Plastic Distribution Box with Transparent Window for Circuit Breakers and Charging Stations, White $20.45
$2045
current price $20.45YSNOOWE Waterproof Plastic Distribution Box with Transparent Window for Circuit Breakers and Charging Stations, White
30A/50A Power Inlet Box for Generator, Journeyman-Pro ETL Listed, w/Waterproof Cover,L5-30P,TT-30P,L14-30P,SS-2-50P | 30 or 50 Amp 125/250V | for 3 or 4 Prong Extension Cord (TT-30P - Black) From $49.99
4 options
Available in additional 4 optionsFrom$4999
30A/50A Power Inlet Box for Generator, Journeyman-Pro ETL Listed, w/Waterproof Cover,L5-30P,TT-30P,L14-30P,SS-2-50P | 30 or 50 Amp 125/250V | for 3 or 4 Prong Extension Cord (TT-30P - Black)
45 out of 5 Stars. 4 reviews
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OSD Outdoor 300W Volume Control, Resistor-Based, Weather Resistant Enclosure, OVC305R, White $54.99
$5499
current price $54.99OSD Outdoor 300W Volume Control, Resistor-Based, Weather Resistant Enclosure, OVC305R, White
Kzreect 350W Pure Sine Wave Power Inverter & 140W Charger, for Ma-kita 18V, 18V to 120V, Portable Power Inverter with 6 Outputs for Outdoor Camping $85.99
$8599
current price $85.99Kzreect 350W Pure Sine Wave Power Inverter & 140W Charger, for Ma-kita 18V, 18V to 120V, Portable Power Inverter with 6 Outputs for Outdoor Camping
Reliance PBN20 20 Amp NEMA 3R PBN Series Non-Metallic Power Inlet Box
Reliance PBN20 20 Amp NEMA 3R PBN Series Non-Metallic Power Inlet Box
24.5 out of 5 Stars. 2 reviews
50 Amp Manual Transfer Switch Kit 10 Circuit Prewired with CS6375 Plug Power Inlet Box Double Throw Switch NEMA 3R Mechanical Watt Meter for 12500W Generators
50 Amp Manual Transfer Switch Kit 10 Circuit Prewired with CS6375 Plug Power Inlet Box Double Throw Switch NEMA 3R Mechanical Watt Meter for 12500W Generators
PAWIC King Electric Recess Wall Can
PAWIC King Electric Recess Wall Can
Other options to consider(49)
Best seller Hyper Tough PVC One-gang Box Receptacle Switch/Outlet Electrical Box TD35071Z, 4.25 in X 2.75 in X 2.25 in From $2.24
2 options
Available in additional 2 optionsFrom$224
Hyper Tough PVC One-gang Box Receptacle Switch/Outlet Electrical Box TD35071Z, 4.25 in X 2.75 in X 2.25 in
1294.7 out of 5 Stars. 129 reviews
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1-Gang PVC New Work Outlet Box,18 Cubic Inch Switch Box,New Work Electrical Nail Outlet Box,ETL Listed to UL514C and UL263,AWG for 9/14,8/12,7/10(1Pack) From $5.89
From$589
1-Gang PVC New Work Outlet Box,18 Cubic Inch Switch Box,New Work Electrical Nail Outlet Box,ETL Listed to UL514C and UL263,AWG for 9/14,8/12,7/10(1Pack)
24.5 out of 5 Stars. 2 reviews
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Prime Powerweb Worksite Electrical Box $124.99
$12499
current price $124.99Prime Powerweb Worksite Electrical Box
BIMZUC Outdoor Waterproof Junction Box Security Power Supply Case Electrical Enclosure 7.87 x 4.72 x 2.17 inches / 200 x 120 x 55 mm IP65 Weatherproof Box $15.24
$1524
current price $15.24BIMZUC Outdoor Waterproof Junction Box Security Power Supply Case Electrical Enclosure 7.87 x 4.72 x 2.17 inches / 200 x 120 x 55 mm IP65 Weatherproof Box
TIMEGUARD - Weatherproof Electrical Box, 2x 13A Sockets IP66 $79.95
$7995
current price $79.95TIMEGUARD - Weatherproof Electrical Box, 2x 13A Sockets IP66
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