Part Number
MD-500
MD-700
MDV-777
MDV-787
Introduced
2013
2009
2016
2019
End of Life
Available
Available
Available
Available
Power
840W
1000W
1000W
1800W
Standby Power
Energy Efficient
Energy Efficient
Energy Efficient1
Energy Efficient1
Size
14.75″L x 2.75″ D
14.75″L x 2.75″D
14.5″L x 3.25″D
14.5″L x 3.25″D
Ergonomic Grip
Yes
Yes
Yes
Yes
Weight
3.8 lbs
2.8 lbs
2.6 lbs
2.6 lbs
Housing
Military Grade Impact Resistant Plastic
Military Grade Impact Resistant Plastic
Military Grade Impact Resistant Plastic
Military Grade Impact Resistant Plastic
Enclosed Housing
Yes
Yes
Yes
Yes
HDT
Extruded Aluminum
Extruded Aluminum
Extruded Aluminum2
Extruded Aluminum2
Circuit Boards
SMT Design
SMT Design
SMT Design
SMT Design
Cooling
Yes
Yes
Yes3
Yes3
LED Illumination
Yes
Yes
Yes with on/off switch
Yes with on/off switch
Components Secured
Yes
Yes
Yes
Yes
Fault Monitor with LED Indicator
No
No
Yes4
Yes4
Coil Fastening
Thumb screws
Thumb screws
Twist Lock5
Twist Lock5
Warranty
1 Year
1 Year
2 Years
2 Years
Price
$699
$499
$599
$649
Activation
Push Button
Push Button
Trigger
Trigger
Design
Ergonomic Cylinder
Ergonomic Cylinder
Pistol Grip
Pistol Grip
Safety Certified
No
Yes
Yes
Pending