| 1644 | 1255878C91 | high efficiency, for all serial numbers replaces original with 4 or 2 motor, applications with 2 wire motor must bypass resisitor and wire direct to switch |
| 1666 | 1255878C91 | high efficiency, for all serial numbers replaces original with 4 or 2 motor, applications with 2 wire motor must bypass resisitor and wire direct to switch |
| 1822 | 1255878C91 | high efficiency, for all serial numbers replaces original with 4 or 2 motor, applications with 2 wire motor must bypass resisitor and wire direct to switch |
| 1844 | 1255878C91 | high efficiency, for all serial numbers replaces original with 4 or 2 motor, applications with 2 wire motor must bypass resisitor and wire direct to switch |
| 2022 | 1255878C91 | high efficiency, for all serial numbers replaces original with 4 or 2 motor, applications with 2 wire motor must bypass resisitor and wire direct to switch |
| 2044 | 1255878C91 | high efficiency, for all serial numbers replaces original with 4 or 2 motor, applications with 2 wire motor must bypass resisitor and wire direct to switch |
| 2055 | 1255878C91 | high efficiency, for all serial numbers replaces original with 4 or 2 motor, applications with 2 wire motor must bypass resisitor and wire direct to switch |
