KNAUER AZURA P 4.1S EPG20 - Compact HPLC High-Pressure Pump (2023)

Compact isocratic HPLC high-pressure dosing pump.
Dual-piston reciprocating design (series configuration) for low pulsation eluent delivery in HPLC, LC, and precision dosing applications.

Pump mechanism: Dual reciprocating piston, series
Pump head: 2 × 10 mL — ceramic pistons (grade "C")
Flow rate range: 0.001 – 10 mL/min
Flow rate increment: 0.001 mL/min
Max. operating press. : 400 bar (40 MPa)
Flow rate accuracy: ±1% (at 1 mL/min, EtOH/H₂O 10:90)
Flow rate precision: < 0.5% RSD
Pressure sensor: Integrated — pressure-independent flow control
Pump head connections : 10-32 UNF (coned), inlet and outlet
Control interfaces: LAN (Ethernet), RS-232, Analog, front-panel keypad
Power supply: 100–240 V AC, 50/60 Hz (universal)
Dimensions (W×H×D): 121 × 129 × 220 mm
Weight: 2.3 kg
Operating temp.: 10 – 40 °C
Liquid temp. range: 4 – 60 °C

The system has been decontaminated (certificate available). Sold as-is, where-is. Buyer responsible for deinstallation, packing, and shipping. Viewing strictly by appointment. On-site demonstration available upon request.