Martin Engineering type MVB18-1000, 1.2 HP 1800 RPM, Vertical Vibratory Motor. Series AA. 230-460 Volt. 3 Phase. 3.0/1.5 Amp. Serial# 010050603.
| HP | 1 hp | |
| Ph/Hz/V | 3Ph/60Hz/230-460V | 3Ph/60Hz/230-460V |
| RPM | 1800 rpm | 1,800 RPM |
| H/V | Vert | Vert |
| HP | 1 | 1 |
| RPM | 1800 | 1800 |