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 particularly used in construction cranes, overhead cranes, and also in special applications.
The control body is resistant to impact, collisions, and water in different climate conditions. It is designed for convenient use with gloves.
| Model | ESX |
| Number of Buttons | 10 |
| Maximum Pulled 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 | -20°C to +45°C - Optional (-40 °C to +85 °C) |
| Enclosure Protection Rating | IP 65 |
| Enclosure Material | 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 (10 Buttons, Including Battery) | 0.385 kg |
| Model | ESX |
| Maximum Pulled Power | 10 W |
| Supply Voltage (Standard) | 48~110-220 VAC |
| Optional Supply Voltages | 15~35 VAC / 15~50 VDC |
| 380 VAC (Optional) | Can only use one of these |
| 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 | -20°C to +45°C - Optional (-40 °C to +85 °C) |
| Enclosure Protection Rating | IP 65 |
| Enclosure Material | Polyamide |
| Maximum Capacity of Command Relays | 10A 250VAC |
| Maximum Capacity of Status Relays | 8A 250VAC |
| Weight (Including Enclosure) | 2.5 kg |
| Size (Small) | 235 × 150 × 120 mm |
| Size (Medium) | 320 × 170 × 120 mm |
| Size (Large) | 335 × 195 × 130 mm |