+44 (0) 1904 488 599

Welcome, I’m Alex Davis. Yorlab prides itself on its professional but personal approach to customer service and we are committed to ensuring that we can meet all of your laboratory needs – just give us a call on 01904 488599 or 0191 526 0897

Alex Davis, Managing DirectorAlex Davis, Managing Director

Diaphragm Vacuum Pumps LABOPORT®
KNF Neuberger

  • N 938.50 KT.18 ensures exceptionally fast evacuation by the parallel and in series connection of both pump heads.
  • PTFE-coated diaphragm is ideal for aggressive / corrosive gases and vapours.
  • Pump head: PPS.
  • Valves: FFPM.
Technical Data:
Operating pressure:0.5 bar
Connectors for tube:ID 6 mm (N 816.3 KT.18, N 816.1.2 KT.18)
ID 10 mm (N 938.50 KT.18)
Permissible media and ambient temperature:+ 5 to + 40 °C
Flow rate at atm. pressure:up to 1.8 m3 / h
Ultimate vacuum:up to 15 mbar abs.
N 816.3 KT.18:filtration, SPE, degassing, fluid aspiration
N 938.50 KT.18:filtration, SPE, degassing
N 816.1.2 KT.18:filtration
Diaphragm Vacuum Pumps LABOPORT®  KNF Neuberger
TypeFlow rate at
atm. pressure
m3 / h
Ultimate vacuum
mbar abs.
Size (W x D x H)
ValvePUOrder No. Price/Unit/GBP 
N 816.3 KT.180.96200.5IP 2090 x 361 x 141-15880555-742.85Order
N 938.50 KT.181.8150.5IP 20110 x 317 x 212-15435235-1,250.56Order
N 816.1.2 KT.181.81600.5IP 20102 x 361 x 141-15439676-758.45Order
N086KN.1861002.4IP2090 x 164 x 141-15880510-on demand 
N022AN.18151004IP20145 x 203 x 194st. steel15880530-610.71Order
N026.1.2AN.18391002IP20185 x 243 x 192st. steel15880537-on demand 
N026.3AN.182220-IP20185 x 243 x 192st. steel15880538-on demand 
N035AN.18301004IP44198 x 280 x 255st. steel15880540-on demand 
N035.1.2AN.18551004IP44250 x 349 x 222st. steel15880541-on demand 
N035.3AN.183013-IP44250 x 351 x 222st. steel15880553-on demand 
N022AN.18151004IP44145 x 203 x 194-15880554-on demand 
N816.3KN.1816150.5IP2090 x 361 x 141-15880556-on demand 
N838.3KT.1822150.5IP20110 x 404 x 210-15880557-on demand 
N035.3AN.183013-IP20250 x 323 x 222st. steel15880558-on demand 
N035AN.18301004IP20143 x 265 x 254st. steel15880559-on demand 
N035.1.2AN.18551004IP20250 x 321 x 222st. steel15880560-981.10Order
N811KN.1811.52402IP2090 x 187 x 157-15880685-on demand 
N820AN.18221001IP44157 x 268 x 204-15880687-on demand 
N820.3AN.182281IP44153 x 312 x 204-15880688-on demand 
Further models are available on request.
Accessories for Mini Diaphragm Vacuum pumps LABOPORT / KNF Neuberger