The EN X, MID, ESX, and MAX designs are specially developed and manufactured by Elfatek Elektronik to provide ease of use. These models are particularly used in construction cranes, overhead cranes, and also in special applications.
The control body is resistant to impact, collisions, and water in different climatic conditions. It is designed to be suitable for use with gloves.
| Model | MID |
| Number of Buttons | 4 |
| Maximum Drawn Power | 36 mW |
| Supply Voltage | 3 VDC |
| Operating Frequency | 2.4 GHz ISM Band |
| Number of Channels | 80 |
| Operating Range | 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 Material | Polyamide |
| Button Diameter | 20 mm |
| Battery | 2 x AA Alkaline Battery |
| Continuous Operation with Fully Charged Battery | ≥ 240 hours |
| Operation Time After Low Battery Warning | 30 minutes |
| Weight (4 Buttons, Including Battery) | 0.310 kg |
| Model | MID |
| Maximum Drawn Power | 8.8 W |
| Supply Voltage (Standard) | 180 ~ 230 VAC |
| Supply Voltage (Optional) | 15~35 VAC / 15~50 VDC |
| Operating Frequency | 2.4 GHz ISM Band |
| Number of Channels | 80 |
| Operating Range | 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 Material | Polyamide |
| Max. Capacity of Control Relays | 10A 250VAC |
| Max. Capacity of Status Relays | 8A 250VAC |
| Weight (Including Box) | 1.5 kg |
| Size (Small) | 235 × 150 × 120 mm |
| Size (Medium) | 320 × 170 × 120 mm |
| Size (Large) | 335 × 195 × 130 mm |