The EN X, MID, ESX, and MAX designs are specially designed and manufactured by Elfatek Technology Inc to provide ease of use. These models are especially used in construction cranes, overhead cranes, and also in special applications.
The control unit body is resistant to potential impacts, collisions, and different climate conditions, as well as waterproof. It is designed for use with gloves.
| Model | ESX |
| Number of Buttons | 12 |
| Maximum Retracted 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 | -20°C to +45°C - Optional (-40 °C to +85 °C) |
| Enclosure Protection Rating | IP 65 |
| Body Material | Polyamide |
| Button Diameter | 20 mm |
| Battery | 2xAA Alkaline Battery |
| Continuous Operation with Fully Charged Battery | ≥ 240 hours |
| Operating Time After Low Battery Warning | 30 minutes |
| 12 Buttons (Including Battery) | 0.440 kg |
| Model | ESX |
| Maximum Retracted Power | 10 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 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 | -20°C to +45°C - Optional (-40 °C to +85 °C) |
| Enclosure Protection Rating | IP 65 |
| Body Material | Polyamide |
| Maximum Capacity of Control Relays | 10A 250VAC |
| Maximum Capacity of Status Relays | 8A 250VAC |
| Weight (Including Box) | 2.5 kg |
| Small Size (H x W x D) | 235x150x120 mm |
| Medium Size (H x W x D) | 320x170x120 mm |
| Large Size (H x W x D) | 335x195x130 mm |