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Larger spacethe front panel is removable for wiring up. 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.
4-8 awg wire supported in Max. 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.

The front panel can be removed, bottom, making installation more portable. This pb50 power inlet box is a good partner for the generator to accommodate the power cord. Etl certification: 125/250v, and also be ideal for backup power during power outages/bad weather, 50amp generator inlet box with cs6375 inlet generator plug, suitable for all 50 amp NEMA SS2-50 generator cord.
Green safety light: there is a clear green warning light on the flip cover, this generator inlet 50 amp plug can see a clearly visible green light indicator when working especially in Night and dark areas, which will be lit when the power connection is successful; Comparing with the old version, thus providing the best performance and higher security. And the 1. 2-inch combination hole with 4 areas left, rear can be directly connected to the switch and electrical panel from multiple directions. Large space with 4 way connection: the large space of 6. 1*4.



Due to thicker iron sheet, the knockouts are difficult to knock out. There will be on a green light on the flip lid when plugging into the generator cord and powering on the generator. The inlet box is constructed of steel with rugged, anti-corrosive powder-coat paint and has a flip lid with green light to prevent moisture front entering the connector inlet when not in use.
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. So, we need to use a hammer and a screwdriver to knock out them forcefully from the edge of knockouts. Knockouts notice: the thickness of the iron sheet used in besyl generator inlet Box is 1. 8mm which is thicker than generator inlet box of other brands.


Max wire gauge:4~8AWG. Using 1. 2-inch knockouts sides, bottom, and back, the power inlet box is designed to be wired directly to the transfer switch or panel. If there is any problem, please feel free to contact us.
Green light indicationthere will be on a green light on the flip lid when plugging into the generator cord and powering on the generator. Customer servicewe provide 24*7 friendly customer support and an 18-month warranty for the products. Weatherproof & anty-rustthe inlet box is constructed of steel with rugged, anti-corrosive powder-coat paint and has a flip lid to prevent moisture front entering the connector inlet when not in use.
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 running watts: 12, 500 Maximum generator input: [email protected]/250VAC. 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
Generator Outlet, SS2-50P, ETL Listed, 12500W, PB50, 125/250 Volt, Weatherproof, CS6375 Generator Plug for Outdoor Receptacle, WELLUCK 50 Amp Generator Power Inlet Box, NEMA 3R Power Inlet Box
#adWELLUCK #ad - 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. Comparing with old version, especially at night or dark area. No more serious curving wire.Larger spacethe front panel is removable for wiring up. 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.
More information #ad
The best partner for generator to house power cord, especially when short of power, providing and maintaining continous backup power supply from the generator outside, terrible weather. Etl certified50a, 12500w generator inlet box with cs6375 inlet generator plug, 125/250v, designed for all 50 amp nema ss2-50 generator cord.44-8 awg wire supported in Max. 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.
Brand | WELLUCK #ad |
Manufacturer | WELLUCK #ad |
Part Number | PL0010 |
More information #ad
3. GeepKey
#ad
GeepKey Latest 50 Amp Generator Power Inlet Box, 125/250 Volt,12500 Watts Generator Transfer Switch, ETL Listed, NEMA 3R Generator Receptacle 50 Amp, NEMA SS 2-50P PB50 Weatherproof Inlet Box
#adGeepKey #ad - It is designed to be installed in outdoor areas where generators are used outdoors, 12500W, etc. 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! .The front panel can be removed, bottom, making installation more portable. This pb50 power inlet box is a good partner for the generator to accommodate the power cord. Etl certification: 125/250v, and also be ideal for backup power during power outages/bad weather, 50amp generator inlet box with cs6375 inlet generator plug, suitable for all 50 amp NEMA SS2-50 generator cord.
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. Green safety light: there is a clear green warning light on the flip cover, this generator inlet 50 amp plug can see a clearly visible green light indicator when working especially in Night and dark areas, which will be lit when the power connection is successful; Comparing with the old version, thus providing the best performance and higher security. And the 1. 2-inch combination hole with 4 areas left, rear can be directly connected to the switch and electrical panel from multiple directions. Large space with 4 way connection: the large space of 6. 1*4.
Brand | GeepKey #ad |
Manufacturer | GeepKey #ad |
Part Number | RM50P |
More information #ad
4. Reliance Controls
#ad
Reliance Controls 31410CRK Pro/Tran 10-Circuit 30 Amp Generator Transfer Switch Kit,Gray
#adReliance Controls #ad - 18-inch flexible conduit whip attaches easily to the load center. Convenient transfer switch kit, ideal for your circuitry and multi-wiring needs, is also made for reliably-fast installation in both residential and commercial applications.More information #ad
Designed specifically for generators up to 7, 500 maximum running watts. Six combination knockouts and more. Features a rugged, powder-coated steel cabinet. Maximum single-pole circuits: 10 / Maximum double-pole circuits: 5.Brand | Reliance Controls #ad |
Manufacturer | Reliance Controls #ad |
Height | 13.75 Inches |
Length | 7 Inches |
Weight | 18.1 Pounds |
Width | 4.5 Inches |
Part Number | 31410CRK |
Model | 31410CRK |
Warranty | 5 Years |
More information #ad
5. Reliance Controls
#ad
Reliance Controls PBN50 Non-Metallic Power Inlet Box, Amps 50
#adReliance Controls #ad - Designed specifically for generators up to 12, 500 maximum running watts. Must be installed outdoors near an in-use generator. Durable, raintight, and non-metallic power inlet box. Cabinet type: NEMA 3R.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
6. BESYL
#ad
Up to 12,500 Watts, ETL Listed, 50-Amp Generator Power NEMA 3R Power Inlet Box, SS2-50P RV Indoor/Outdoor Waterproof Transfer Switch Inlet Box Plug, 125/250 Volts
#adBESYL #ad - 50a, 12500w power inlet box,nema cs6375 or ss2-50p inlet plug, 125/250v, compatible with all 50 Amp NEMA SS2-50P generator cord. Etl listed. By the green light, we can know it is working, which provides optimum performance and added safety.Due to thicker iron sheet, the knockouts are difficult to knock out. There will be on a green light on the flip lid when plugging into the generator cord and powering on the generator. The inlet box is constructed of steel with rugged, anti-corrosive powder-coat paint and has a flip lid with green light to prevent moisture front entering the connector inlet when not in use.
More information #ad
It is updated and safer than other style 80SS2-GYBX, PB50 etc. 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. So, we need to use a hammer and a screwdriver to knock out them forcefully from the edge of knockouts. Knockouts notice: the thickness of the iron sheet used in besyl generator inlet Box is 1. 8mm which is thicker than generator inlet box of other brands.
Brand | BESYL #ad |
Manufacturer | BESYL #ad |
Part Number | BESYL2020122602 |
More information #ad
7. Reliance Controls
#ad
Reliance Controls LL550C 50 Amp Generator Connector Female, Black
#adReliance Controls #ad - Mostly black in color. Maximum generator input: 50A @ 125/250 VAC. Female power cord connector. Constructed with a heavy-duty design. Designed specifically for generators up to 12, 500 maximum running watts.More information #ad
Brand | Reliance Controls #ad |
Manufacturer | Reliance Controls #ad |
Height | 3 Inches |
Length | 5 Inches |
Weight | 1 Pounds |
Width | 3 Inches |
Part Number | L550C |
Model | LL550C |
Warranty | 5 Years |
More information #ad
8. BougeRV
#ad
Weatherproof,Outdoor use, BougeRV 50 Amp Generator Power Inlet Box,NEMA 3R Power Inlet Box,NEMA SS 2-50P,125/250 Volt,12,500 Watts for Generators Outside,ETL Listed
#adBougeRV #ad - The front of the box is removable for easy placement and wiring. Easy to wire with plenty of roomthere are generous wiring space and facilitates through-in. It gives a visibly clear indication when it is working and the inlet is ready to use, which provides optimum performance and added safety.Max wire gauge:4~8AWG. Using 1. 2-inch knockouts sides, bottom, and back, the power inlet box is designed to be wired directly to the transfer switch or panel. If there is any problem, please feel free to contact us.
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. Etl listed50a, 12500w power inlet box,neam ss 2-50 inlet plug, 125/250v, compatible with all 50 amp nema ss 2-50 generator cord. Green light indicationthere will be on a green light on the flip lid when plugging into the generator cord and powering on the generator. Customer servicewe provide 24*7 friendly customer support and an 18-month warranty for the products. Weatherproof & anty-rustthe inlet box is constructed of steel with rugged, anti-corrosive powder-coat paint and has a flip lid to prevent moisture front entering the connector inlet when not in use.
Brand | BougeRV #ad |
Manufacturer | BougeRV #ad |
Height | 6.5 Inches |
Length | 4.53 Inches |
Weight | 2.2 Pounds |
Width | 4.53 Inches |
Part Number | ISE079 |
More information #ad