• Grounded outlets
  • Humidity control with optional probe
  • Slimmer profile
  • Has a number in the name


There may be other differences that I'm missing. You should contact Spyder Robotics themselves. Also, if you do decide to go with any Herpstat, some vendors are able to ship much faster than others. I would recommend that you buy it direct from Spyder, or from Cold Blooded Cages.