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ASCO™ Numatics Series UNP Power Clamps
Series UNP
TheĀ Numatics SeriesĀ  UNP is a line of power clamps that are completely enclosed and designed to be used in harsh environments.
The device generates its high clamping forces through a toggle link mechanism. Its opening angle and open switch position can be adjusted without the use of additional parts or the need for disassembly.
ASCO™ Numatics Series UNP Power Clamps


50 mm, 63 mm, 80 mm
Operating Environment
Corrosive, Hazardous, Indoor, Outdoor, Washdown


  • Conforms to NAAMS standards
  • Remains locked in closed position even when air pressure is removed
  • Manual metal release button to open mechanism when air pressure is removed
  • Unique toggle lock mechanism design ensures positional repeatability
  • Pneumatic ports on both sides of the cylinder for installation flexibility
  • NPT or G port options are available
  • Optional 24 VDC sensor with M12 swivel connector