No products in the cart.
Description
The Agilent 1290 Infinity G4220A Binary Pump is a high‑performance UHPLC solvent delivery module designed to support fast, high‑resolution liquid chromatography separations. Engineered for high‑pressure binary gradient operation, this pump provides accurate, reproducible solvent mixing and stable flow performance for demanding analytical applications. The G4220A is commonly used in pharmaceutical analysis, chemical research, quality control laboratories, and advanced UHPLC workflows, where speed, resolution, and reproducibility are critical.
This Agilent 1290 Infinity G4220A Binary Pump is offered fully refurbished and tested, in working condition.
 Includes:
- Agilent 1290 Infinity G4220A Binary Pump
- Power Cable
- 30-Day Warranty Coverage
Optional:
- Premium refurbishment available with extended warranty options
Disclaimer: All brand names and trademarks are the property of their respective owners and are used for identification only. We are not an authorized dealer. Software, if included, is not transferable or upgradable.
Technical Specifications
Manufacturer: Agilent Technologies
Model: G4220A
Series: 1290 Infinity
Product Type: Binary HPLC / UHPLC Pump
Performance
Pump Type: High‑pressure binary mixing pump
Hydraulic System: Two dual pistons in series
Maximum Operating Pressure:
- Up to 1200 bar (120 MPa) at flow rates ≤2 mL/min
- Up to 800 bar (80 MPa) at 5 mL/min
Flow Rate Range: 0.001 – 5.0 mL/min
Flow Resolution: 0.001 mL/min increments
Flow Precision: ≤0.07% RSD or 0.005 min SD
Flow Accuracy: ±1% or ±10 µL/min (whichever is greater)
Gradient Formation: High‑pressure binary mixing
Composition Range: 0 – 100%
Composition Precision: <0.15% RSD
Mixer Type: Agilent Jet Weaver Mixer
Typical Delay Volume:
- Jet Weaver 35 µL: <45 µL
- Larger mixer options available
Integrated Degasser: Yes
Automatic Purge Valve: Yes
Compressibility Compensation: Automatic
Active Seal Wash: Supported
Physical Specifications
Dimensions (H × W × D):
Approx. 190 × 345 × 435 mm (7.5 × 13.5 × 17 in)
Weight:
Approx. 21 kg (46 lb)
Electrical Requirements
Line Voltage: 100 – 240 V, ±10%
Frequency: 50/60 Hz
System Compatibility: Agilent 1290 Infinity LC & UHPLC systems
Applications:
- UHPLC
- Fast gradients
- High‑resolution separations
- LC‑MS front‑end applications
Additional information
| Availability | |
|---|---|
| Condition | |
| Brand | |
| Model | |
| Onsite Installation | |
| Warranty |
