Description: The smoothest microfluidic syringe pump on the market. (Compare our advance per step with the competition and discover for yourself). Holds 1 syringe up to 60 mL* Advance Per Step: 4.252232 Nanometers Infusion rates from .008 nl/hr (.5 mL syringe) to 2545 µL/min (140 mL syringe) Available in Double Syringe (NE-4002X) version Easy-to-use keypad interface Space Saving Chassis: Foot print size of only 5 3/4" x 8 3/4" Won't take up unnecessary space on your laboratory or production bench Includes all the advanced functions and programming features of the NE-1000 family Includes the X Upgrade Smooth Linear/Gradient increasing and decreasing pumping feature Disposable, Glass, Stainless Steel Syringes and Plumbing Supplies are sold separately. Special Application: Continuous Infusion (Push-Pull) and Dual Syringe Pump Using 2 NE-1000 pumps attached with a cable, one pump will infuse while the other pump refills or have simultaneous infusion.