0 to 3.5A rated phase current
18VDC to 50VDC supply voltage
Mid-band resonance damping
Auto standby current (70% current)
Short-circuit protected
Optoisolation on all LPT signal pins
Two 1A at 0 to 50VDC rated outputs
Four SPST to GND inputs
FAULT indicator LED,signal to PC
POWER indicator LED
I-SET resistor on motor connector
Morphs to full step at higher speeds to maximize motor torque
TRIM adjust for motor smoothness
Panel mount (5.7” by2.4” hole dim.)
Anodized aluminum package
No heatsink needed below 40C ambient
Easy to service, removable drives
Modular PCB design with no internal wires
10kHz watchdog timer (charge pump)
Optoisolated analog output for a VFD drive
Conservative ratings, premium components
Comes with four backshells and four DB9 solder cup connectors

The drive you'll receive is the latest model with full 3 year US warranty direct from Gecko Drive. This is longest warranty on any CNC driver in the country