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The Baomain Master Switch Exterior Box LW28-63/4 is a compact, surface-mount enclosure designed for universal rotary changeover cam switches. Rated for 660V and 63A, it supports 3-position, 3-phase manual control with quick-connect terminals, making it ideal for professional electrical installations requiring durability and precise multi-phase switching.










































| ASIN | B07FJYZLD3 |
| Actuator Type | Rotary |
| Best Sellers Rank | #152,558 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #304 in Electrical Boxes |
| Brand | Baomain |
| Circuit Type | 3-way |
| Color | Grey |
| Connectivity Protocol | X-10 |
| Connector Type | Clamp |
| Contact Material | Plastic |
| Contact Type | Normally Open |
| Control Method | Push Button |
| Control Type | manual |
| Current Rating | 63 Amps |
| Date First Available | July 12, 2018 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.01 ounces |
| Item dimensions L x W x H | 4.4 x 4.4 x 6.2 inches |
| Manufacturer | LW28-63/4 |
| Mounting Type | Surface Mount |
| Number of Items | 1 |
| Number of Positions | 3 |
| Operating Voltage | 660 Volts |
| Operation Mode | manual |
| Product Dimensions | 4.4 x 4.4 x 6.2 inches |
| Terminal | Quick-connect |
| UPC | 711811436819 |
| Unit Count | 1 Count |
| Wattage | 41780 watts |
G**A
This box and the rotary switch are great
I was installing a solar/inverter system in our RV and this box and the switch that goes inside it were required for the install. The box is perfect size, has knockouts in the right palces, has screw holes and the cover is made to match up with the rotary switch.
B**.
Works great
Worked great for my application. I needed a housing for a 16 terminal rotary cam switch and it fit perfectly.
N**H
Solidly built
Switch case looks to be well built. It did not come with the (4) mounting screws needed to secure the top part. A trip to my local Ace Hardware store solved the problem. I also purchased a rubber grommet to make it a professional mount.
C**N
Big but sturdy
Use it with a master switch for our AC inverter / Street power switch. Pretty big but works. Has standard 3/4 and 1/2 punch out holes to bring in the wires. Solid fitting cap which allows you to wire outside the box. Thought it was worth a review.
P**C
GREAT PRODUCT
GREAT PRODUCT
M**C
No instructions
Looks great. Not sure why the switch did not come with a way to mount it. This item arrived fast. Only issue is no instructions.
G**.
Rain tight
Lots of space for the switch and wire.
K**S
Great product
These boxes work very well
T**R
Looks like what it’s supposed to. Haven’t installed it yet, will let you know if it’s no good.
S**E
très bon produit
M**L
With recommended switch, makes for a very tight installation, well planned wire entry and connections required, and use of solid core wire is difficult.
F**O
Diviser 2 circuits de génératrices
R**B
The box was fair quality but too small for the number of wires attaching to switch .
Trustpilot
3 weeks ago
5 days ago