Used AGILENT / HP / HEWLETT-PACKARD 1290 Series G4204A #9301834 for sale

AGILENT / HP / HEWLETT-PACKARD 1290 Series G4204A is a high-performance liquid chromatography (HPLC) pump designed for optimal performance in both reversed-phase and normal-phase mobile phase applications. The pump offers accurate, reliable, and repeatable flow and pressure control, combined with a robust design for dependable operation in harsh laboratory environments. HP 1290 Series G4204A is equipped with a 4-piston head, and a choice of linear and linear proximity displacement pumps to provide precise metering of sample, mobile phase, buffers, modifiers, or other liquids. The pump is designed for use with a wide variety of HPLC systems such as, HPLC injection systems, high-pressure reactors, preparative LC packed bed columns, and bioprocess units. In addition, AGILENT 1290 Series G4204A is equipped with a variable frequency drive (VFD) to provide smooth and repeatable flow and pressure control up to 200 bar. The VFD uses a closed loop feedback equipment to ensure accurate and reliable operation, and incorporates several safety features such as a digital monitor to detect low pressure and temperature, over-pressure, and over-temperature. 1290 Series G4204A features a stainless steel-accommodated, metal-sealed head with 4 independent pistons. The pump is also available with optional features such as, a low-back pressure valve and bypass valve. HEWLETT-PACKARD 1290 Series G4204A has a maximum pressure capability of 200 bar, which makes it suitable for use in a wide range of applications, including separations of molecules, proteins, or larger particles. The pump also features an anti-vibration system which reduces the impact of external vibrations on the pump performance and accurate pressure control. AGILENT / HP / HEWLETT-PACKARD 1290 Series G4204A also features an advanced thermal protection unit which continuously measures temperature to protect the pump from overheating. The pump is capable of automatic reel-to-reel operation, with an optional sample manager/controller and simple consumables exchange for increased productivity. Overall, HP 1290 Series G4204A is a high-performance liquid chromatography pump that offers precision and reliability. With its 4-piston head, variable frequency drive, advanced thermal protection machine, and optional features, the pump is suitable for a variety of applications, including separations of molecules, proteins, or larger particles.