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Comparing with old version, larger space makes the whole installation easier and faster, what's more, the heat-dissipation will be better and guarrantee long lifetime. Weatherproof & rust resistancethe whole metal body is covered by anti-rust powder coating and the fliping cap could be shut down when it is not working in order to prevent dust, humid air and water.
Etl certified50a, providing and maintaining continous backup power supply from the generator outside, 125/250v, 12500w generator inlet box with CS6375 inlet generator plug, designed for all 50 amp NEMA SS2-50 generator cord. 4 ways connection1. 2" hole drilling position on 4 areas left, Right, Bottom & Back could connect to transfer switch and electric panel on multi-directions straightly. The best partner for generator to house power cord, especially when short of power, terrible weather.




The front of the box is removable for easy placement and wiring. Safety assurance: it is designed to be located outdoors where the generator is running to prevent dangerous carbon monoxide fumes from the generator from entering your house.
Best space design & easy to install: compared with ordinary boxes, we have increased the wiring space by 50%. Generator power inlet box: power inlet box is an outdoor/watertight electrical inlet for a 50 Amp SS2-50 generator cord. 125/250v, 12500w. The surface of the power inlet box with anti-corrosive powder-coat paint which can resist weather damage like rain, UV, will not rust. Weatherproof & anty-rust: the front entry inlet has a weatherproof spring cover which closes when not in use to protect the inlet from the elements.

Safety assurance & etl certificateit is designed to be located outdoors where the generator is running to prevent dangerous carbon monoxide fumes from the generator from entering your house. Generator power inlet boxpower inlet box is an outdoor/watertight electrical inlet for a 50 Amp SS2-50 generator cord.
The surface of the power inlet box with anti-corrosive powder-coat paint which can resist weather damage like rain, UV, will not rust. It gives a visibly clear indication when it is working and inlet is ready to use, which provides optimum performance and added safety. Weatherproof & anty-rustthe front entry inlet has a weatherproof spring cover which closes when not in use to protect the inlet from the elements. 125/250v, 12500w. Green light indicationnew upgraded version provide a green power indicator.

This pb50 power inlet box is a good partner for the generator to accommodate the power cord. It is designed to be installed in outdoor areas where generators are used outdoors, 12500W, and also be ideal for backup power during power outages/bad weather, 50Amp generator inlet box with CS6375 inlet generator plug, etc.
100% satisfactory service: this product is an upgraded model developed by us in accordance with market needs. It is necessary to use professional tools to penetrate such as bi-metal hole saw/knockout punch; If you encounter any problems, you can try to contact us first email or through the seller’s contact tool, please feel free to contact us! If you damage the 50 amp generator plug because you can’t get through the Knockout, we will provide you with a replacement or a full refund! . Its performance, and we provide customers with 18 month’s high-quality after-sales service; if you have any questions, material, life, safety and other aspects are optimized、upgrade by our professional engineers, please feel free to contact us.
1. Reliance Controls
#ad
Reliance Controls PB50 50-Amp CS6375 NEMA 3R Power Inlet Box,Gray
#adReliance Controls #ad - Outdoor, raintight NEMA 3R non-metallic power inlet box. For indoor or outdoor use with specific transfer switches, manual transfer panels and generator-ready load centers.More information #ad
Maximum generator input: 50A@125/250VAC. Maximum generator running watts: 12, 500 Intended for use with 8 AWG 75 degrees C insulated wire.Brand | Reliance Controls #ad |
Manufacturer | Reliance Controls #ad |
Height | 6 Inches |
Length | 2.63 Inches |
Weight | 1.97 Pounds |
Width | 4 Inches |
Part Number | PB50 |
Model | PB50 |
Warranty | 5 Years |
More information #ad
2. WELLUCK
#ad
Weatherproof, ETL Listed, NEMA 3R Power Inlet Box, 125/250 Volt, PB50, Generator Outlet, WELLUCK 50 Amp Generator Power Inlet Box, SS2-50P, 12500W, CS6375 Generator Plug for Outdoor Receptacle
#adWELLUCK #ad - Comparing with old version, especially at night or dark area. No more serious curving wire. Power on indicationupgraded with the green light power on indication on the lid, WELLUCK power inlet box is more visible and safer when working, will light on when plug in and start power connection.Comparing with old version, larger space makes the whole installation easier and faster, what's more, the heat-dissipation will be better and guarrantee long lifetime. Weatherproof & rust resistancethe whole metal body is covered by anti-rust powder coating and the fliping cap could be shut down when it is not working in order to prevent dust, humid air and water.
More information #ad
Larger spacethe front panel is removable for wiring up. 4-8 awg wire supported in Max. Etl certified50a, providing and maintaining continous backup power supply from the generator outside, 125/250v, 12500w generator inlet box with CS6375 inlet generator plug, designed for all 50 amp NEMA SS2-50 generator cord. 4 ways connection1. 2" hole drilling position on 4 areas left, Right, Bottom & Back could connect to transfer switch and electric panel on multi-directions straightly. The best partner for generator to house power cord, especially when short of power, terrible weather.
Brand | WELLUCK #ad |
Manufacturer | WELLUCK #ad |
Part Number | PL0010 |
More information #ad
3. Connecticut Electric
#ad
Connecticut Electric EGSPI50 50A Rainproof Generator Power Inlet Box with Cover, SS2-50P, CS6375, Receptacle, Gray
#adConnecticut Electric #ad - Listed to ul-1008 requirements. Complete with Pre-Wired Flanged Inlet Receptacle. Rainproof generator power inlet box with cover. Accepts siemens HR Series Conduit Hubs. For use with emergen Switch Transfer Switches and matching Generator Receptacles.More information #ad
Brand | Connecticut Electric #ad |
Manufacturer | Connecticut Electric #ad |
Part Number | EGSPI50 |
Model | EGSPI50 |
More information #ad
4. Reliance Controls
#ad
Reliance Controls PBN50 Non-Metallic Power Inlet Box, Amps 50
#adReliance Controls #ad - Durable, raintight, and non-metallic power inlet box. Designed specifically for generators up to 12, 500 maximum running watts. Cabinet type: NEMA 3R. Must be installed outdoors near an in-use generator.More information #ad
Brand | Reliance Controls #ad |
Manufacturer | Reliance Control Corporation #ad |
Height | 4.5 Inches |
Length | 6.5 Inches |
Weight | 1.9 Pounds |
Width | 7.5 Inches |
Part Number | PBN50 |
Model | PBN50 |
More information #ad
5. Generac
#ad
Generac 6338 50-Amp 4-Wire 125/250V Raintight Non-Metallic Power Inlet Box
#adGenerac #ad - Compatible with generators with 50-amp outlets including model numbers: GP15000E, GP17500E, XG10000E and XP10000E. Use a power inlet box when you need to plug in your generator outdoors.More information #ad
Comes with a 2-year limited warranty. Frequency: 60 Hertz. Power cord connects 12500-watt maximum generator to a NEMA configuration CS6365 inlet box. Made of nema 3r-rated non-metallic resin.Brand | Generac #ad |
Manufacturer | Generac Power Systems Inc -- DROPSHIP #ad |
Height | 5 Inches |
Length | 6 Inches |
Weight | 1.79 Pounds |
Width | 5 Inches |
Part Number | 6338 |
Model | 6338 |
Warranty | 2-year limited warranty |
More information #ad
6. Rophor
#ad
Rophor 50 Amp Generator Power Inlet Box, ETL Listed, 12500 Watts, Outdoor Use, Weatherproof, 125/250 Volt, NEMA SS2-50P Power Inlet Box for 3 Prong Generator Cord
#adRophor #ad - Green light indication: new upgraded version provide a green power indicator. Our generator power inlet box passed the certifications of ETL. There are generous wiring space and facilitates through-in. This inlet box is then safely hardwired through an outside wall directly to the transfer switch or panel, eliminating the need for cords running through windows or doors.The front of the box is removable for easy placement and wiring. Safety assurance: it is designed to be located outdoors where the generator is running to prevent dangerous carbon monoxide fumes from the generator from entering your house.
More information #ad
It is designed to be installed outdoors in an open area where the generator is being used and perfect for backup power during a power outage. It gives a visibly clear indication when it is working and inlet is ready to use, which provides optimum performance and added safety. Best space design & easy to install: compared with ordinary boxes, we have increased the wiring space by 50%. Generator power inlet box: power inlet box is an outdoor/watertight electrical inlet for a 50 Amp SS2-50 generator cord. 125/250v, 12500w. The surface of the power inlet box with anti-corrosive powder-coat paint which can resist weather damage like rain, UV, will not rust. Weatherproof & anty-rust: the front entry inlet has a weatherproof spring cover which closes when not in use to protect the inlet from the elements.
Brand | Rophor #ad |
Manufacturer | Rophor #ad |
Height | 3.1 Inches |
Length | 6.1 Inches |
Width | 4.1 Inches |
More information #ad
7. Rundik
#ad
125/250 Volt, 12500 Watts Generator Transfer Switch Weatherproof, ETL Listed NEMA SS2-50P Power Inlet Box for 3 Prong Generator Cord, Outdoor Use, Rundik 50 Amp Generator Power Inlet Box
#adRundik #ad - Best space design & easy to installcompared with ordinary boxes, we have increased the wiring space by 50%. The front of the box is removable for easy placement and wiring. There are generous wiring space and facilitates through-in. There will be on a green light on the flip lid when plugging into the generator cord and powering on the generator.Safety assurance & etl certificateit is designed to be located outdoors where the generator is running to prevent dangerous carbon monoxide fumes from the generator from entering your house. Generator power inlet boxpower inlet box is an outdoor/watertight electrical inlet for a 50 Amp SS2-50 generator cord.
More information #ad
Our generator power inlet box passed the certifications of ETL. This inlet box is then safely hardwired through an outside wall directly to the transfer switch or panel, eliminating the need for cords running through windows or doors. The surface of the power inlet box with anti-corrosive powder-coat paint which can resist weather damage like rain, UV, will not rust. It gives a visibly clear indication when it is working and inlet is ready to use, which provides optimum performance and added safety. Weatherproof & anty-rustthe front entry inlet has a weatherproof spring cover which closes when not in use to protect the inlet from the elements. 125/250v, 12500w. Green light indicationnew upgraded version provide a green power indicator.
Brand | Rundik #ad |
Manufacturer | RundA #ad |
More information #ad
8. GeepKey
#ad
125/250 Volt,12500 Watts Generator Transfer Switch, GeepKey Latest 50 Amp Generator Power Inlet Box, NEMA 3R Generator Receptacle 50 Amp, ETL Listed, NEMA SS 2-50P PB50 Weatherproof Inlet Box
#adGeepKey #ad - Green safety light: there is a clear green warning light on the flip cover, which will be lit when the power connection is successful; Comparing with the old version, this generator inlet 50 amp plug can see a clearly visible green light indicator when working especially in Night and dark areas, thus providing the best performance and higher security. Best choice for outdoor: the whole body of geepkey generator power inlet box is covered with anti-rust coating, it adopts a flip design with weatherproofing foam inside, rain and rust! In addition, with powerful features such as wind, which is dedicated to preventing dust and humid air; it can provide the best protection in any bad weather!.This pb50 power inlet box is a good partner for the generator to accommodate the power cord. It is designed to be installed in outdoor areas where generators are used outdoors, 12500W, and also be ideal for backup power during power outages/bad weather, 50Amp generator inlet box with CS6375 inlet generator plug, etc.
More information #ad
Importantwe are committed to providing safer power transmission and make it comply with ETL standards, so we have set a more solid knockout to ensure that it is not easy to be penetrated to improve safety. Etl certification: 125/250v, suitable for all 50 amp nema ss2-50 generator cord. 100% satisfactory service: this product is an upgraded model developed by us in accordance with market needs. It is necessary to use professional tools to penetrate such as bi-metal hole saw/knockout punch; If you encounter any problems, you can try to contact us first email or through the seller’s contact tool, please feel free to contact us! If you damage the 50 amp generator plug because you can’t get through the Knockout, we will provide you with a replacement or a full refund! . Its performance, and we provide customers with 18 month’s high-quality after-sales service; if you have any questions, material, life, safety and other aspects are optimized、upgrade by our professional engineers, please feel free to contact us.
Brand | GeepKey #ad |
Manufacturer | GeepKey #ad |
Part Number | RM50P |
More information #ad