The designs of EN X, MID, ESX, and MAX are specially designed and manufactured by Elfatek Elektronik to provide ease of use. These models are especially used in construction cranes, overhead cranes, and also in special applications.
The control body is resistant to impacts, collisions, and water in different climatic conditions. It is designed to be suitable for use with gloves.
| Model | MID |
| Number of Buttons | 6 |
| Maximum Consumed Power | 36 mW |
| Supply Voltage | 3 VDC |
| Operating Frequency | 2.4 GHz ISM Band |
| Number of Channels | 80 |
| Operating Distance | 100 m |
| RF System Output Power | 10 mW ERP (Internal Antenna) |
| Operating and Storage Temperature | -40 °C ~ +85 °C |
| Enclosure Protection Rating | IP 65 |
| Body Structure | Polyamide |
| Button Diameter | 20 mm |
| Battery | 2 x AA Alkaline Battery |
| Continuous Operation with Fully Charged Battery | ≥ 240 hours |
| Operating Time After Low Battery Warning | 30 minutes |
| Weight (6 Buttons, Including Battery) | 0.345 kg |
| Model | MID |
| Maximum Consumed Power | 8.8 W |
| Supply Voltage (Standard) | 48~110-220 VAC |
| Optional Supply Voltages | 15~35 VAC / 15~50 VDC |
| 380 VAC (Optional) | Only one can be used |
| Operating Frequency | 2.4 GHz ISM Band |
| Number of Channels | 80 |
| Operating Distance | 100 m |
| Start Relay Response Time | ≤ 40 ms |
| Command Relay Response Time | ≤ 40 ms |
| Passive Emergency Response Time (EGM Passive) | ≤ 40 ms |
| Operating and Storage Temperature | -40 °C ~ +85 °C |
| Enclosure Protection Rating | IP 65 |
| Body Structure | Polyamide |
| Maximum Capacity of Control Relays | 10A 250VAC |
| Maximum Capacity of Status Relays | 8A 250VAC |
| Weight (Including Box) | 2.2 kg |
| Size (Small) | 235 × 150 × 120 mm |
| Size (Medium) | 320 × 170 × 120 mm |
| Size (Large) | 335 × 195 × 130 mm |