Acme Model Engineering Co.
Dimensions and Specifications for Switch Controllers and Terminal Panels
Below is a drawing of our switch controller panels.
Length and width dimensions
for all switch controller panels and terminal panels are given below drawing.
Only the #816 and #916 (shown this page) have two full rows of red and green buttons.
All other panels have only one row of 1-8 sets of buttons.
Illustrations of the other switch controllers, are shown
on the main railroad products page.
![]() This side is the length dimension |
This side is the width |
Overall width and other dimensions for switch controllers and terminal panels
| Part Number | No. of switches it can control |
Overall width | Overall length |
| 301-401 | 1 | 1 and 13/16" | 1 and 1/16" |
| 302-402 | 2 | 1 and 13/16" | 1 and 13/16" |
| 303-403 | 3 | 1 and 13/16" | 2 and 9/16" |
| 304-404 | 4 | 1 and 13/16" | 3 and 5/16" |
| 305-405 | 5 | 1 and 13/16" | 4 and 1/16" |
| 306-406 | 6 | 1 and 13/16" | 4 and 13/16" |
| 307-407 | 7 | 1 and 13/16" | 5 and 9/16" |
| 308-408 | 8 | 1 and 13/16" | 6 and 5/16" |
| 816-916 | 16 | 3 and 5/8" | 6 and 5/16" |
| 416 Terminal Panel | 1 and 13/16" | 6 and 5/16" | |
| 516 Terminal Panel | 1 and 13/16" | 6 and 7/8" | |
| 498-444 894-888 |
1 | see below | see below |
Series 301-308 and 816 are for flush mount
Series 401-408 and 916 are for frame mounting
|
|
1 and 5/8" | These dimensions are for the following lighted controllers 498 flush mount 444 frame mount 894 flush mount 888 frame mount |
|
1 and 3/4" |
All control panels and terminal panels have four,
six or eight mounting holes, depending on the
size of the panel.
All panels are 1/8" thick.