N 920 G

Flow Rate (max.): 21 l/min
Ultimate Vacuum (max.): 2 mbar (abs.)
Clean, 100% oil-free operation
High suction speed, particularly in the low vacuum range
Adjustable speed control
Exceptionally quiet

Datasheet

Operating Manual

Chemically resistant, oil-free diaphragm pump with integrated speed control for adjusting the pump speed to your specific process requirements. It features a gas ballast, PPS heads, PTFE-coated diaphragms and FFPM valves.

Flow Rate (max.)	21 l/min
Ultimate Vacuum (max.)	2 mbar (abs.)
Pressure (max.)	0.5 bar (rel.)
Weight	9.5 kg
Permissible Media Temperature	5-40 °C
Permissible Ambient Temperature	10-40 °C
Valve Material Options	FFPM
Diaphragm Material Options	PTFE coated
Pump Head Material Options	PPS

Benefits

Clean, 100% oil-free operation
High suction speed, particularly in the low vacuum range
Adjustable speed control
Exceptionally quiet
Corrosion-resistant
Maintenance-free

N 920 G

Datasheet N 920 G

PDF (529 KB) - Datasheet - English

Operating Manual N 920 G

PDF (1 MB) - Operating Manual - English

Catalog Lab Vacuum Pumps and Systems KNF USA

PDF (3 MB) - Brochure - English

Accessories	Order ID
Silencer/ filter (only for outlet)	007006
Small flange, stainless steel	046625
Sealing for hose connector, small flange	026906

Spares	Order ID
Spare parts kit N 920 KT.29.18	111905
Spare parts kit Z N 920 KT.29.18 G	305355

Technical Details

Flow Rate (max.)	21 l/min
Ultimate Vacuum (max.)	2 mbar (abs.)
Pressure (max.)	0.5 bar (rel.)
Weight	9.5 kg
Permissible Media Temperature	5-40 °C
Permissible Ambient Temperature	10-40 °C
Valve Material Options	FFPM
Diaphragm Material Options	PTFE coated
Pump Head Material Options	PPS

Applications

Rotary evaporation
Distillation
Centrifugal concentration
Degassing
Desiccation
Gel drying

Features