| 504441 | ELM311P | STEPPER MOTOR CONTROLLER | ELM Electronics |
| 504442 | ELM311SM | STEPPER MOTOR CONTROLLER | ELM Electronics |
| 504443 | ELM312P | Stepper motor controller | ELM Electronics |
| 504444 | ELM312SM | Stepper motor controller | ELM Electronics |
| 504445 | ELM313P | Stepper motor controller | ELM Electronics |
| 504446 | ELM313SM | Stepper motor controller | ELM Electronics |
| 504447 | ELM320 | OBD (PWM) TO RS232 INTERPRETER | ELM Electronics |
| 504448 | ELM320P | OBD (PWM) TO RS232 INTERPRETER | ELM Electronics |
| 504449 | ELM320SM | OBD (PWM) TO RS232 INTERPRETER | ELM Electronics |
| 504450 | ELM322P | OBD(VPM) to RS232 interpreter. | ELM Electronics |
| 504451 | ELM322SM | OBD(VPM) to RS232 interpreter. | ELM Electronics |
| 504452 | ELM323 | OBD (ISO) to RS232 Interpreter | ELM Electronics |
| 504453 | ELM323P | OBD(ISO) to RS232 interpreter. | ELM Electronics |
| 504454 | ELM323SM | OBD(ISO) to RS232 interpreter. | ELM Electronics |
| 504455 | ELM331 | Solid State Thermostat | ELM Electronics |
| 504456 | ELM331DSB | Solid State Thermostat | ELM Electronics |
| 504457 | ELM331P | Solid State Thermostat | ELM Electronics |
| 504458 | ELM331SM | Solid State Thermostat | ELM Electronics |
| 504459 | ELM334P | Garage doorman | ELM Electronics |
|
| 504460 | ELM334SM | Garage doorman | ELM Electronics |
| 504461 | ELM337P | Light switch. | ELM Electronics |
| 504462 | ELM337SM | Light switch. | ELM Electronics |
| 504463 | ELM339 | INFRARED REMOTE CONTROL | ELM Electronics |
| 504464 | ELM339P | Interfrared remote control | ELM Electronics |
| 504465 | ELM339SM | Interfrared remote control | ELM Electronics |
| 504466 | ELM341P | Low power thermostat. | ELM Electronics |
| 504467 | ELM341SM | Low power thermostat. | ELM Electronics |
| 504468 | ELM365P | Security system controller. | ELM Electronics |
| 504469 | ELM365SM | Security system controller. | ELM Electronics |
| 504470 | ELM380P | Battery charger timer. | ELM Electronics |
| 504471 | ELM380SM | Battery charger timer. | ELM Electronics |
| 504472 | ELM381 | 60 Hz Long Interval Counter | ELM Electronics |
| 504473 | ELM381P | 60 Hz long interval counter. | ELM Electronics |
| 504474 | ELM381SM | 60 Hz long interval counter. | ELM Electronics |
| 504475 | ELM382P | 50 Hz long interval counter. | ELM Electronics |
| 504476 | ELM382SM | 50 Hz long interval counter. | ELM Electronics |
| 504477 | ELM413 | LED controller and a circuit startup timer in an 8 pin package | ELM Electronics |
| 504478 | ELM446 | 50 HZ GENERATOR | ELM Electronics |
| 504479 | ELM446P | 50 HZ GENERATOR | ELM Electronics |
| 504480 | ELM446SM | 50 HZ GENERATOR | ELM Electronics |
